STM32H742
Every spec below is cited to the manufacturer datasheet. Pick your exact ordering code, compare the closest alternatives, then ask the assistant what it means for your design.
What the STM32H742 family does
The STM32H742xI/G and STM32H743xI/G are 32-bit Arm Cortex-M7 microcontrollers operating up to 480 MHz with up to 2 MB Flash and 1 MB RAM. These devices feature 168 GPIO ports, 35 communication peripherals including dual USB OTG and Ethernet MAC, and 11 analog peripherals such as three 16-bit ADCs. They support 1.62 to 3.6 V application supply and offer low-power modes consuming 2.95 µA in Standby. Available in LQFP, TFBGA, and UFBGA packages, they serve applications requiring high performance, complex graphics processing, and extensive connectivity options within industrial and consumer electronics.
STM32H742AG datasheet parameters
| Parameter | Min | Typ | Max | Conditions | Source |
|---|---|---|---|---|---|
| quiescent current | — | 23 µA | 30 µA | idd(csi); CSI oscillator characteristics $ ^{(1)} $ | ST datasheet, p. 130 — Table 48. CSI oscillator characteristics (continued) |
| output current | — | — | 5 µA | Max(VDDXXX) < VIN≤ 5.5 V(5)(6)(9); ileak; I/O static characteristics | ST datasheet, p. 137 — Table 60. I/O static characteristics |
| supply voltage range | 2 V | 3.3 V | 3.6 V | vdda; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| input offset voltage drift | — | 3 µV/°C | — | OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| input offset voltage | — | 5 mV | 10 mV | vsc; COMP characteristics $ ^{(1)} $ | ST datasheet, p. 179 — Table 98. COMP characteristics |
| gain bandwidth | 4 MHz | 7.3 MHz | 12.3 MHz | gbw; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| cmrr | — | 80 dB | — | cmrr; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| operating temperature | — | -40 °C | 125 °C | Maximum power dissipation; ta | ST datasheet, p. 212 — Table 122. General operating conditions (continued) |
| clock frequency | 0 Hz | — | 125 MHz | fpp; Dynamic characteristics: SD / MMC characteristics, $ VDD = 2.7 $ to $ 3.6\ V^{(1)(2)} $ | ST datasheet, p. 198 — Table 110. Dynamic characteristics: SD / MMC characteristics, to |
| propagation delay | — | 50 ns | 80 ns | High-speed mode; td; COMP characteristics $ ^{(1)} $ | ST datasheet, p. 179 — Table 98. COMP characteristics |
| slew rate | — | 3 V/µs | — | Normal mode; (from 10% and 90% of output voltage); OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| psrr | — | -80 dB | -28 dB | Normal mode, DAC output buffer ON, CL≤ 50 pF, RL = 5 kΩ; psrr; DAC characteristics $ ^{(1)(2)} $ | ST datasheet, p. 284 — Table 187. DAC characteristics |
| input voltage noise density | — | 140 nV/√Hz | — | output loaded with 4 kΩ; en; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 182 — Table 99. OPAMP characteristics (continued) |
| cpu speed | — | 480 MHz | — | ST datasheet, p. 1 | |
| program memory size | — | 1 MB | — | ST datasheet, p. 19 — Table 2. STM32H742xI/G and STM32H743xI/G features and peripheral counts | |
| ram size | — | 692 KB | — | ST datasheet, p. 26 | |
| io count | — | 168 | — | ST datasheet, p. 1 | |
| adc resolution | — | 16 bit | — | ST datasheet, p. 36 | |
| core size | — | 32 bit | — | ST datasheet, p. 1 | |
| rise time | — | — | 11 ns | C = 50 pF, 1.62 V≤VDD≤2.7 V | ST datasheet, p. 143 — Table 64. Output timing characteristics (HSLV ON) |
| data retention | 30 year | — | — | 1 kcycle at TA = 85 °C; tret; Flash memory endurance and data retention | ST datasheet, p. 133 — Table 54. Flash memory endurance and data retention |
| program erase cycles | 10 kcycle | — | — | TJ = -40 to +125 °C (6 suffix versions); Flash memory endurance and data retention | ST datasheet, p. 133 — Table 54. Flash memory endurance and data retention |
| sample rate | — | — | 2 MHz | 16-bit resolution; fs; ADC characteristics $ ^{(1)} $ | ST datasheet, p. 167 — Table 87. ADC characteristics |
| settling time | — | 1.7 µs | 2 µs | Normal mode, DAC output buffer OFF, ±1LSB CL = 10 pF; tsettling; DAC characteristics $ ^{(1)} $ | ST datasheet, p. 172 — Table 89. DAC characteristics |
STM32H742AG frequently asked questions
What is the ADC resolution of the STM32H742AG?
The ADC resolution is 16 bit.
What is the clock frequency (fpp) for SD / MMC characteristics when VDD is 2.7 to 3.6 V?
The clock frequency (fpp) is 125 MHz.
What is the Common-Mode Rejection Ratio (CMRR) for the STM32H742AG OPAMP characteristics?
The CMRR is 80 dB.
What is the core size of the STM32H742AG?
The core size is 32 bit.
What is the maximum CPU speed of the STM32H742AG?
The maximum CPU speed is 480 MHz.
What is the data retention period for the STM32H742AG Flash memory after 1 kcycle at TA = 85 °C?
The data retention is 30 year.
What is the gain bandwidth of the STM32H742AG OPAMP?
The gain bandwidth is 7.3 MHz under gbw; OPAMP characteristics $ ^{(1)} $.
What is the input offset voltage under vsc COMP characteristics conditions?
The input offset voltage is 5 mV under vsc COMP characteristics conditions.
What is the input offset voltage drift for the OPAMP characteristics?
The input offset voltage drift is 3 µV/°C.
What is the input voltage noise density when the output is loaded with 4 kΩ?
The input voltage noise density is 140 nV/√Hz.
What is the I/O count for the STM32H742AG?
The I/O count is 168.
What is the operating temperature under the condition of maximum power dissipation at ta?
The operating temperature is -40 °C.
STM32H742AI datasheet parameters
| Parameter | Min | Typ | Max | Conditions | Source |
|---|---|---|---|---|---|
| quiescent current | — | 23 µA | 30 µA | idd(csi); CSI oscillator characteristics $ ^{(1)} $ | ST datasheet, p. 130 — Table 48. CSI oscillator characteristics (continued) |
| output current | — | — | 5 µA | Max(VDDXXX) < VIN≤ 5.5 V(5)(6)(9); ileak; I/O static characteristics | ST datasheet, p. 137 — Table 60. I/O static characteristics |
| supply voltage range | 2 V | 3.3 V | 3.6 V | vdda; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| input offset voltage drift | — | 3 µV/°C | — | OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| input offset voltage | — | 5 mV | 10 mV | vsc; COMP characteristics $ ^{(1)} $ | ST datasheet, p. 179 — Table 98. COMP characteristics |
| gain bandwidth | 4 MHz | 7.3 MHz | 12.3 MHz | gbw; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| cmrr | — | 80 dB | — | cmrr; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| operating temperature | — | -40 °C | 125 °C | Maximum power dissipation; ta | ST datasheet, p. 212 — Table 122. General operating conditions (continued) |
| clock frequency | 0 Hz | — | 125 MHz | fpp; Dynamic characteristics: SD / MMC characteristics, $ VDD = 2.7 $ to $ 3.6\ V^{(1)(2)} $ | ST datasheet, p. 198 — Table 110. Dynamic characteristics: SD / MMC characteristics, to |
| propagation delay | — | 50 ns | 80 ns | High-speed mode; td; COMP characteristics $ ^{(1)} $ | ST datasheet, p. 179 — Table 98. COMP characteristics |
| slew rate | — | 3 V/µs | — | Normal mode; (from 10% and 90% of output voltage); OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| psrr | — | -80 dB | -28 dB | Normal mode, DAC output buffer ON, CL≤ 50 pF, RL = 5 kΩ; psrr; DAC characteristics $ ^{(1)(2)} $ | ST datasheet, p. 284 — Table 187. DAC characteristics |
| input voltage noise density | — | 140 nV/√Hz | — | output loaded with 4 kΩ; en; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 182 — Table 99. OPAMP characteristics (continued) |
| cpu speed | — | 480 MHz | — | ST datasheet, p. 1 | |
| program memory size | — | 2 MB | — | ST datasheet, p. 19 — Table 2. STM32H742xI/G and STM32H743xI/G features and peripheral counts | |
| ram size | — | 692 KB | — | ST datasheet, p. 26 | |
| io count | — | 168 | — | ST datasheet, p. 1 | |
| adc resolution | — | 16 bit | — | ST datasheet, p. 36 | |
| core size | — | 32 bit | — | ST datasheet, p. 1 | |
| rise time | — | — | 11 ns | C = 50 pF, 1.62 V≤VDD≤2.7 V | ST datasheet, p. 143 — Table 64. Output timing characteristics (HSLV ON) |
| data retention | 30 year | — | — | 1 kcycle at TA = 85 °C; tret; Flash memory endurance and data retention | ST datasheet, p. 133 — Table 54. Flash memory endurance and data retention |
| program erase cycles | 10 kcycle | — | — | TJ = -40 to +125 °C (6 suffix versions); Flash memory endurance and data retention | ST datasheet, p. 133 — Table 54. Flash memory endurance and data retention |
| sample rate | — | — | 2 MHz | 16-bit resolution; fs; ADC characteristics $ ^{(1)} $ | ST datasheet, p. 167 — Table 87. ADC characteristics |
| settling time | — | 1.7 µs | 2 µs | Normal mode, DAC output buffer OFF, ±1LSB CL = 10 pF; tsettling; DAC characteristics $ ^{(1)} $ | ST datasheet, p. 172 — Table 89. DAC characteristics |
STM32H742AI frequently asked questions
What is the ADC resolution of the STM32H742AI?
The ADC resolution is 16 bit.
What is the clock frequency (fpp) for SD / MMC characteristics when VDD is 2.7 to 3.6 V?
The clock frequency (fpp) is 125 MHz.
What is the CMRR of the OPAMP characteristics?
The CMRR is 80 dB.
What is the core size of the STM32H742AI?
The core size is 32 bit.
What is the maximum CPU speed of the STM32H742AI?
The maximum CPU speed is 480 MHz.
What is the data retention period for the STM32H742AI Flash memory after 1 kcycle at TA = 85 °C?
The data retention is 30 year.
What is the gain bandwidth of the STM32H742AI OPAMP?
The gain bandwidth is 7.3 MHz under gbw; OPAMP characteristics $ ^{(1)} $.
What is the input offset voltage under vsc conditions for COMP characteristics?
The input offset voltage is 5 mV.
What is the input offset voltage drift for the STM32H742AI under OPAMP characteristics conditions?
The input offset voltage drift is 3 µV/°C.
What is the input voltage noise density of the STM32H742AI OPAMP when the output is loaded with 4 kΩ?
The input voltage noise density is 140 nV/√Hz.
What is the I/O count for the STM32H742AI?
The I/O count is 168.
What is the operating temperature for maximum power dissipation at ta?
-40 °C
STM32H742BG datasheet parameters
| Parameter | Min | Typ | Max | Conditions | Source |
|---|---|---|---|---|---|
| quiescent current | — | 23 µA | 30 µA | idd(csi); CSI oscillator characteristics $ ^{(1)} $ | ST datasheet, p. 130 — Table 48. CSI oscillator characteristics (continued) |
| output current | — | — | 5 µA | Max(VDDXXX) < VIN≤ 5.5 V(5)(6)(9); ileak; I/O static characteristics | ST datasheet, p. 137 — Table 60. I/O static characteristics |
| supply voltage range | 2 V | 3.3 V | 3.6 V | vdda; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| input offset voltage drift | — | 3 µV/°C | — | OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| input offset voltage | — | 5 mV | 10 mV | vsc; COMP characteristics $ ^{(1)} $ | ST datasheet, p. 179 — Table 98. COMP characteristics |
| gain bandwidth | 4 MHz | 7.3 MHz | 12.3 MHz | gbw; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| cmrr | — | 80 dB | — | cmrr; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| operating temperature | — | -40 °C | 125 °C | Maximum power dissipation; ta | ST datasheet, p. 212 — Table 122. General operating conditions (continued) |
| clock frequency | 0 Hz | — | 125 MHz | fpp; Dynamic characteristics: SD / MMC characteristics, $ VDD = 2.7 $ to $ 3.6\ V^{(1)(2)} $ | ST datasheet, p. 198 — Table 110. Dynamic characteristics: SD / MMC characteristics, to |
| propagation delay | — | 50 ns | 80 ns | High-speed mode; td; COMP characteristics $ ^{(1)} $ | ST datasheet, p. 179 — Table 98. COMP characteristics |
| slew rate | — | 3 V/µs | — | Normal mode; (from 10% and 90% of output voltage); OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| psrr | — | -80 dB | -28 dB | Normal mode, DAC output buffer ON, CL≤ 50 pF, RL = 5 kΩ; psrr; DAC characteristics $ ^{(1)(2)} $ | ST datasheet, p. 284 — Table 187. DAC characteristics |
| input voltage noise density | — | 140 nV/√Hz | — | output loaded with 4 kΩ; en; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 182 — Table 99. OPAMP characteristics (continued) |
| cpu speed | — | 480 MHz | — | ST datasheet, p. 1 | |
| program memory size | — | 1 MB | — | ST datasheet, p. 19 — Table 2. STM32H742xI/G and STM32H743xI/G features and peripheral counts | |
| ram size | — | 692 KB | — | ST datasheet, p. 26 | |
| io count | — | 168 | — | ST datasheet, p. 1 | |
| adc resolution | — | 16 bit | — | ST datasheet, p. 36 | |
| core size | — | 32 bit | — | ST datasheet, p. 1 | |
| rise time | — | — | 11 ns | C = 50 pF, 1.62 V≤VDD≤2.7 V | ST datasheet, p. 143 — Table 64. Output timing characteristics (HSLV ON) |
| data retention | 30 year | — | — | 1 kcycle at TA = 85 °C; tret; Flash memory endurance and data retention | ST datasheet, p. 133 — Table 54. Flash memory endurance and data retention |
| program erase cycles | 10 kcycle | — | — | TJ = -40 to +125 °C (6 suffix versions); Flash memory endurance and data retention | ST datasheet, p. 133 — Table 54. Flash memory endurance and data retention |
| sample rate | — | — | 2 MHz | 16-bit resolution; fs; ADC characteristics $ ^{(1)} $ | ST datasheet, p. 167 — Table 87. ADC characteristics |
| settling time | — | 1.7 µs | 2 µs | Normal mode, DAC output buffer OFF, ±1LSB CL = 10 pF; tsettling; DAC characteristics $ ^{(1)} $ | ST datasheet, p. 172 — Table 89. DAC characteristics |
STM32H742BG frequently asked questions
What is the ADC resolution for the STM32H742BG?
The ADC resolution is 16 bit.
What is the clock frequency (fpp) for SD / MMC characteristics when VDD is 2.7 to 3.6 V?
The clock frequency (fpp) is 125 MHz.
What is the Common-Mode Rejection Ratio (CMRR) for the OPAMP characteristics?
The CMRR is 80 dB.
What is the core size of the STM32H742BG?
The core size is 32 bit.
What is the maximum CPU speed of the STM32H742BG?
The maximum CPU speed is 480 MHz.
What is the data retention period for the STM32H742BG Flash memory after 1 kcycle at TA = 85 °C?
The data retention is 30 year.
What is the gain bandwidth product of the OPAMP?
The gain bandwidth product is 7.3 MHz under gbw; OPAMP characteristics $ ^{(1)} $.
What is the input offset voltage under vsc conditions for COMP characteristics?
The input offset voltage is 5 mV under vsc conditions for COMP characteristics.
What is the input offset voltage drift for the STM32H742BG under OPAMP characteristics (1)?
The input offset voltage drift is 3 µV/°C.
What is the input voltage noise density when the output is loaded with 4 kΩ?
The input voltage noise density is 140 nV/√Hz.
What is the I/O count for the STM32H742BG?
The I/O count is 168.
What is the operating temperature under the condition of maximum power dissipation at ta?
The operating temperature is -40 °C.
STM32H742BI datasheet parameters
| Parameter | Min | Typ | Max | Conditions | Source |
|---|---|---|---|---|---|
| quiescent current | — | 23 µA | 30 µA | idd(csi); CSI oscillator characteristics $ ^{(1)} $ | ST datasheet, p. 130 — Table 48. CSI oscillator characteristics (continued) |
| output current | — | — | 5 µA | Max(VDDXXX) < VIN≤ 5.5 V(5)(6)(9); ileak; I/O static characteristics | ST datasheet, p. 137 — Table 60. I/O static characteristics |
| supply voltage range | 2 V | 3.3 V | 3.6 V | vdda; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| input offset voltage drift | — | 3 µV/°C | — | OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| input offset voltage | — | 5 mV | 10 mV | vsc; COMP characteristics $ ^{(1)} $ | ST datasheet, p. 179 — Table 98. COMP characteristics |
| gain bandwidth | 4 MHz | 7.3 MHz | 12.3 MHz | gbw; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| cmrr | — | 80 dB | — | cmrr; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| operating temperature | — | -40 °C | 125 °C | Maximum power dissipation; ta | ST datasheet, p. 212 — Table 122. General operating conditions (continued) |
| clock frequency | 0 Hz | — | 125 MHz | fpp; Dynamic characteristics: SD / MMC characteristics, $ VDD = 2.7 $ to $ 3.6\ V^{(1)(2)} $ | ST datasheet, p. 198 — Table 110. Dynamic characteristics: SD / MMC characteristics, to |
| propagation delay | — | 50 ns | 80 ns | High-speed mode; td; COMP characteristics $ ^{(1)} $ | ST datasheet, p. 179 — Table 98. COMP characteristics |
| slew rate | — | 3 V/µs | — | Normal mode; (from 10% and 90% of output voltage); OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| psrr | — | -80 dB | -28 dB | Normal mode, DAC output buffer ON, CL≤ 50 pF, RL = 5 kΩ; psrr; DAC characteristics $ ^{(1)(2)} $ | ST datasheet, p. 284 — Table 187. DAC characteristics |
| input voltage noise density | — | 140 nV/√Hz | — | output loaded with 4 kΩ; en; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 182 — Table 99. OPAMP characteristics (continued) |
| cpu speed | — | 480 MHz | — | ST datasheet, p. 1 | |
| program memory size | — | 2 MB | — | ST datasheet, p. 19 — Table 2. STM32H742xI/G and STM32H743xI/G features and peripheral counts | |
| ram size | — | 692 KB | — | ST datasheet, p. 26 | |
| io count | — | 168 | — | ST datasheet, p. 1 | |
| adc resolution | — | 16 bit | — | ST datasheet, p. 36 | |
| core size | — | 32 bit | — | ST datasheet, p. 1 | |
| rise time | — | — | 11 ns | C = 50 pF, 1.62 V≤VDD≤2.7 V | ST datasheet, p. 143 — Table 64. Output timing characteristics (HSLV ON) |
| data retention | 30 year | — | — | 1 kcycle at TA = 85 °C; tret; Flash memory endurance and data retention | ST datasheet, p. 133 — Table 54. Flash memory endurance and data retention |
| program erase cycles | 10 kcycle | — | — | TJ = -40 to +125 °C (6 suffix versions); Flash memory endurance and data retention | ST datasheet, p. 133 — Table 54. Flash memory endurance and data retention |
| sample rate | — | — | 2 MHz | 16-bit resolution; fs; ADC characteristics $ ^{(1)} $ | ST datasheet, p. 167 — Table 87. ADC characteristics |
| settling time | — | 1.7 µs | 2 µs | Normal mode, DAC output buffer OFF, ±1LSB CL = 10 pF; tsettling; DAC characteristics $ ^{(1)} $ | ST datasheet, p. 172 — Table 89. DAC characteristics |
STM32H742BI frequently asked questions
What is the ADC resolution of the STM32H742BI?
The ADC resolution is 16 bit.
What is the clock frequency (fpp) for SD / MMC characteristics when VDD is 2.7 to 3.6 V?
The clock frequency (fpp) is 125 MHz.
What is the Common-Mode Rejection Ratio (CMRR) for the OPAMP characteristics?
The CMRR is 80 dB under the condition of OPAMP characteristics.
What is the core size of the STM32H742BI?
The core size is 32 bit.
What is the maximum CPU speed of the STM32H742BI?
The maximum CPU speed is 480 MHz.
What is the data retention period for the STM32H742BI Flash memory under the condition of 1 kcycle at TA = 85 °C?
The data retention is 30 year.
What is the gain bandwidth of the STM32H742BI OPAMP?
The gain bandwidth is 7.3 MHz under the condition gbw; OPAMP characteristics $ ^{(1)} $.
What is the input offset voltage under vsc conditions for COMP characteristics?
The input offset voltage is 5 mV under vsc conditions for COMP characteristics.
What is the input offset voltage drift for the OPAMP characteristics?
The input offset voltage drift is 3 µV/°C.
What is the input voltage noise density when the output is loaded with 4 kΩ?
The input voltage noise density is 140 nV/√Hz.
What is the I/O count for the STM32H742BI?
The I/O count is 168.
What is the operating temperature under the condition of Maximum power dissipation; ta?
The operating temperature is -40 °C.
STM32H742IG datasheet parameters
| Parameter | Min | Typ | Max | Conditions | Source |
|---|---|---|---|---|---|
| quiescent current | — | 23 µA | 30 µA | idd(csi); CSI oscillator characteristics $ ^{(1)} $ | ST datasheet, p. 130 — Table 48. CSI oscillator characteristics (continued) |
| output current | — | — | 5 µA | Max(VDDXXX) < VIN≤ 5.5 V(5)(6)(9); ileak; I/O static characteristics | ST datasheet, p. 137 — Table 60. I/O static characteristics |
| supply voltage range | 2 V | 3.3 V | 3.6 V | vdda; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| input offset voltage drift | — | 3 µV/°C | — | OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| input offset voltage | — | 5 mV | 10 mV | vsc; COMP characteristics $ ^{(1)} $ | ST datasheet, p. 179 — Table 98. COMP characteristics |
| gain bandwidth | 4 MHz | 7.3 MHz | 12.3 MHz | gbw; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| cmrr | — | 80 dB | — | cmrr; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| operating temperature | — | -40 °C | 125 °C | Maximum power dissipation; ta | ST datasheet, p. 212 — Table 122. General operating conditions (continued) |
| clock frequency | 0 Hz | — | 125 MHz | fpp; Dynamic characteristics: SD / MMC characteristics, $ VDD = 2.7 $ to $ 3.6\ V^{(1)(2)} $ | ST datasheet, p. 198 — Table 110. Dynamic characteristics: SD / MMC characteristics, to |
| propagation delay | — | 50 ns | 80 ns | High-speed mode; td; COMP characteristics $ ^{(1)} $ | ST datasheet, p. 179 — Table 98. COMP characteristics |
| slew rate | — | 3 V/µs | — | Normal mode; (from 10% and 90% of output voltage); OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 180 — Table 99. OPAMP characteristics |
| psrr | — | -80 dB | -28 dB | Normal mode, DAC output buffer ON, CL≤ 50 pF, RL = 5 kΩ; psrr; DAC characteristics $ ^{(1)(2)} $ | ST datasheet, p. 284 — Table 187. DAC characteristics |
| input voltage noise density | — | 140 nV/√Hz | — | output loaded with 4 kΩ; en; OPAMP characteristics $ ^{(1)} $ | ST datasheet, p. 182 — Table 99. OPAMP characteristics (continued) |
| cpu speed | — | 480 MHz | — | ST datasheet, p. 1 | |
| program memory size | — | 1 MB | — | ST datasheet, p. 19 — Table 2. STM32H742xI/G and STM32H743xI/G features and peripheral counts | |
| ram size | — | 692 KB | — | ST datasheet, p. 26 | |
| io count | — | 168 | — | ST datasheet, p. 1 | |
| adc resolution | — | 16 bit | — | ST datasheet, p. 36 | |
| core size | — | 32 bit | — | ST datasheet, p. 1 | |
| rise time | — | — | 11 ns | C = 50 pF, 1.62 V≤VDD≤2.7 V | ST datasheet, p. 143 — Table 64. Output timing characteristics (HSLV ON) |
| data retention | 30 year | — | — | 1 kcycle at TA = 85 °C; tret; Flash memory endurance and data retention | ST datasheet, p. 133 — Table 54. Flash memory endurance and data retention |
| program erase cycles | 10 kcycle | — | — | TJ = -40 to +125 °C (6 suffix versions); Flash memory endurance and data retention | ST datasheet, p. 133 — Table 54. Flash memory endurance and data retention |
| sample rate | — | — | 2 MHz | 16-bit resolution; fs; ADC characteristics $ ^{(1)} $ | ST datasheet, p. 167 — Table 87. ADC characteristics |
| settling time | — | 1.7 µs | 2 µs | Normal mode, DAC output buffer OFF, ±1LSB CL = 10 pF; tsettling; DAC characteristics $ ^{(1)} $ | ST datasheet, p. 172 — Table 89. DAC characteristics |
STM32H742IG frequently asked questions
What is the ADC resolution of the STM32H742IG?
The ADC resolution is 16 bit.
What is the clock frequency (fpp) for SD / MMC characteristics when VDD is 2.7 to 3.6 V?
The clock frequency (fpp) is 125 MHz.
What is the Common-Mode Rejection Ratio (CMRR) for the OPAMP characteristics?
The CMRR is 80 dB under the condition of OPAMP characteristics.
What is the core size of the STM32H742IG?
The core size is 32 bit.
What is the maximum CPU speed of the STM32H742IG?
The maximum CPU speed is 480 MHz.
What is the data retention period for the STM32H742IG Flash memory after 1 kcycle at TA = 85 °C?
The data retention is 30 year.
What is the gain bandwidth of the STM32H742IG under gbw; OPAMP characteristics $ ^{(1)} $ conditions?
The gain bandwidth is 7.3 MHz.
What is the input offset voltage under vsc COMP characteristics conditions?
The input offset voltage is 5 mV under vsc COMP characteristics conditions.
What is the input offset voltage drift for the STM32H742IG under OPAMP characteristics conditions?
The input offset voltage drift is 3 µV/°C.
What is the input voltage noise density when the output is loaded with 4 kΩ?
The input voltage noise density is 140 nV/√Hz.
What is the I/O count for the STM32H742IG?
The I/O count is 168.
What is the operating temperature under the condition of maximum power dissipation at ta?
-40 °C