embedded-processors-controllers

AT32F415

Full part number: AT32F415KBU7

Key datasheet specifications and the closest alternatives, ranked by parametric similarity and grounded in the manufacturer datasheet.

01 — Overview

This datasheet covers the AT32F415KBU7, a member of the AT32F415 series featuring an ARM Cortex-M4 MCU. It details specifications for various part numbers with 64 to 256 KB flash and multiple pin counts. The document serves as a comprehensive technical reference for engineers designing embedded systems. Key parameters include a 150 MHz operating frequency, 32 KB SRAM, and 2.6V to 3.6V supply voltage. It also offers up to 55 GPIO ports, 11 timers including one advanced timer, a 12-bit ADC, two comparators, and 12 communication interfaces such as CAN, SPI, USART, and SDIO. The chip supports temperatures from -40°C to +105°C.

02 — Key specifications

Datasheet parameters

ParameterMinTypMaxConditions
quiescent current — 740 µA 4 mA LDO 处于运行模式, HICK 和HEXT 关闭, WDT 关闭
supply voltage range 2.6 V — 3.6 V
operating temperature -40 °C — 105 °C
clock frequency — 150 MHz —
power dissipation — — 266 mW LQFP64 (10 x 10 mm)
standby current — — 150 mA
cpu speed — 150 MHz —
program memory size — 131 kB —
ram size — 32.8 kB —
io count — 37 —
adc resolution — 12 bit —
core size — 32 bit —
rise time 4 ns — 20 ns CL≤ 50 pF
fall time 4 ns — 20 ns CL≤ 50 pF
block erase time — 6.6 ms 8 ms
03 — Alternatives

Closest matches to AT32F415

AT32F421C8T7 2.0× lower program memory size, 2.0× lower ram size, 1.7× higher rise time
AT32F421G8U7 2.0× lower program memory size, 2.0× lower ram size, 1.7× higher rise time
STM32F103B 9.2× lower quiescent current, 4.2× lower clock frequency, 2.1× lower cpu speed
STM32F103C8T6 4.2× lower clock frequency, 2.1× lower cpu speed, 2.0× lower program memory size
STM32F405OET6 10.0× lower clock frequency, 6.0× higher ram size, 4.0× higher program memory size
STM32F411CCU6 10.0× lower clock frequency, 4.0× higher ram size, 2.3× higher power dissipation
GD32F303CCT5 3.9× lower quiescent current, 2.0× higher program memory size, 1.5× higher ram size
GD32F303CCT6 3.9× lower quiescent current, 2.0× higher program memory size, 1.5× higher ram size
04 — FAQ

Frequently asked questions

What is the ADC resolution of the AT32F415KBU7?

The ADC resolution is 12 bit.

What is the block erase time for the AT32F415KBU7?

The block erase time is 6.6 ms.

What is the maximum clock frequency of the AT32F415KBU7?

The maximum clock frequency is 150 MHz.

What is the core size of the AT32F415KBU7?

The core size is 32 bit.

What is the maximum CPU speed of the AT32F415KBU7?

The maximum CPU speed is 150 MHz.

What is the fall time when CL≤ 50 pF?

The fall time is 20 ns when CL≤ 50 pF.

What is the I/O count for the AT32F415KBU7?

The AT32F415KBU7 has 37 I/Os.

What is the maximum operating temperature for the AT32F415KBU7?

The maximum operating temperature is 105 °C.

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