APM32A091 Series
Overview
Performance
Selection Tools
Block Diagram
Documentation
Design Resources

Based on the Arm® Cortex®-M0+ core, the APM32A091 highly cost-effective automotive-grade MCUs deliver low cost, low power consumption, high integration, and robust communication interfaces. Tailored to meet diverse automotive application requirements, these MCUs introduce two programmable analog comparators, one HDMI CEC, and up to 18 capacitive sensing channels, ensuring precise recognition of touch input commands.At present, it can be widely used in OBC, T-box, ignition device, window lifter, car dashboard, power liftgate and HVAC system.

Packaging Roadmap

Performance

System

  • Arm® Cortex®-M0+
  • Operates at frequency of 48MHz

Memory

  • Flash 256KB
  • SRAM 32KB

Power Supply and Reset

  • Supply voltage：2.0V~3.6V
  • Support programmable voltage monitor
  • Support sleep, stop, standby modes
  • Support POR/PDR

Timer

  • 16/32-bit universal timer: 5/1 16-bit advanced timer: 1 16-bit basic timer: 2 Watchdog timer: 2 24-bit SysTick: 1

Analog peripherals

  • 12-bit ADC: 1; external channel: 16
  • 12-bit DAC: 1; channel: 2
  • Programmable analog comparator: 2
  • HDMI CEC: 24

I/Os

  • 52 I/Os
  • All mappable on external interrupt vectors

Peripheral

  • USART: 8
  • I2C: 2
  • SPI: 2
  • I2S: 2
  • CAN: 1
  • HDMI CEC

Certification level

  • AEC-Q100 Grade 1

Package

  • LQFP64

Selection Tools

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Core

Frequency(MHz)

FLASH(KB)

SRAM(KB)

FPU

I/Os

Voltage(V)

Package

GPTMR(16bit)

GPTMR(32bit)

Advanced TMR(16bit)

Basic TMR

Systick(24bit)

IWDT

WWDT

RTC

ADC 12-bit Cell

ADC 12-bit Channels

DAC 12-bit Cell

DAC 12-bit Channels

Analog Comparator

TSC (Channels)

SPI

I2S

I2C

U(S)ART

CAN

SDIO

USB Device

CEC

USB OTG_FS

USB OTG_HS

SMC

DCI

DMC

Ethernet

RNG

AES/DES/ TDES

BN/ SM3/SM4

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Compare
Part No.
Core
Frequency(MHz)
FLASH(KB)
SRAM(KB)
FPU
I/Os
Voltage(V)
Package
GPTMR(16bit)
GPTMR(32bit)
Advanced TMR(16bit)
Basic TMR
Systick(24bit)
IWDT
WWDT
RTC
ADC 12-bit Cell
ADC 12-bit Channels
DAC 12-bit Cell
DAC 12-bit Channels
Analog Comparator
TSC (Channels)
SPI
I2S
I2C
U(S)ART
CAN
SDIO
USB Device
CEC
USB OTG_FS
USB OTG_HS
SMC
DCI
DMC
Ethernet
RNG
AES/DES/ TDES
BN/ SM3/SM4

Block Diagram

Documentation
Format Size
APM32A091RCT7 datasheet Data Sheets V1.0 pdf 2.4 MB January 03, 2023
APM32A091RCT7 User Manual User Manuals V1.2 pdf 8.7 MB November 20, 2023
APM32A091RCT7 Schlib Package Libraries V1.0 schlib 6.5 KB May 05, 2023
APM32A091RCT7 Pcblib Package Libraries V1.0 pcblib 73.5 KB May 05, 2023
APM32A091RCT7 Intlib Package Libraries V1.0 intlib 14 KB May 05, 2023

Design Resources

Hardware Development Tools
Product
APM32F091VC MINI Board Development Board

Software Development Tools
Format Size
GeehyProg SetUp Programmer/DFU V1.0.2 msi 6.58 MB May 06, 2024
APM32A0xx_SDK SDKs V1.0 zip 36.44 MB December 22, 2023
APM32A0xx_DFP pack SDKs V1.0.0 pack 1.05 MB December 22, 2023
APM32_USB_SDK SDKs V1.1 zip 9.45 MB January 05, 2024

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