MCP4901
Key datasheet specifications and the closest alternatives, ranked by parametric similarity and grounded in the manufacturer datasheet.
This Microchip datasheet covers the MCP4901, MCP4911, and MCP4921 families of single-channel voltage output digital-to-analog converters (DACs) with SPI interfaces. The document details their 8-bit, 10-bit, and 12-bit resolutions respectively, designed for precision applications like motor control and calibration. Key parameters include a supply voltage of 2.7V to 5.5V, operating current up to 350µA, and fast settling times of 4.5µs. These devices feature rail-to-rail outputs, selectable unity or 2x gain, and operate over an extended temperature range from -40°C to +125°C.
Datasheet parameters
| Parameter | Min | Typ | Max | Conditions |
|---|---|---|---|---|
| quiescent current | — | 200 µA | — | VREFinput is unbuffered, all digital inputs are grounded, all analog outputs (VOUT) are unloaded. Code = 0x000h |
| output current | — | 15 mA | 24 mA | |
| supply voltage range | 2.7 V | — | 5.5 V | |
| operating temperature | -40 °C | — | 125 °C | Note 1 |
| clock frequency | — | — | 20 MHz | TA = +25°C (Note 1) |
| standby current | — | 5 µA | — | |
| input capacitance | — | 7 pF | — | |
| slew rate | — | 550 kV/s | — | |
| adc resolution | — | 8 bit | — | |
| settling time | — | 4.5 µs | — | Within 1/2 LSB of final value from 1/4 to 3/4 full-scale range |
| channel count | — | 1 | — |
Closest matches to MCP4901
Frequently asked questions
What is the ADC resolution of the MCP4901?
The ADC resolution is 8 bit.
What is the channel count of the MCP4901?
The channel count is 1.
What is the clock frequency when TA = +25°C (Note 1)?
The clock frequency is 20 MHz at TA = +25°C (Note 1).
What is the input capacitance of the MCP4901?
The input capacitance is 7 pF.
What is the maximum operating temperature for the MCP4901?
The maximum operating temperature is 125 °C, as specified in Note 1.
What is the maximum output current of the MCP4901?
The output current is 15 mA.
What is the quiescent current when VREFinput is unbuffered, all digital inputs are grounded, all analog outputs (VOUT) are unloaded, and Code = 0x000h?
The quiescent current is 200 µA.
What is the settling time of the MCP4901?
The settling time is 4.5 µs, measured within 1/2 LSB of final value from 1/4 to 3/4 full-scale range.