AutoChips AC781x Microcontroller Data Sheet

Technical specifications and electrical parameters for the AutoChips AC781x microcontroller series.


AutoChips AC781x Microcontroller Data Sheet - cover page
Brand
AutoChips
Category
microcontrollers
Document type
Datasheet
Language
English
Pages
34
File format
PDF
File size
837 KB
Published
06 November, 2026
Updated
06 November, 2026
Model
AC781x
MD5 checksum
9933473B983E03D6EFC65DB1F5FFA367

About this manual

This datasheet details the electrical characteristics, operating conditions, and peripheral features of the AutoChips AC781x microcontroller. It includes specifications for voltage, temperature, power consumption, and peripheral modules such as ADC, CAN, SPI, and UART. The document also covers package options, pin assignments, and thermal/moisture handling ratings.

The AC781x series features an ARM® Cortex-M3 core, up to 256 KB flash, and supports operating temperatures from -40°C to 125°C. It includes power management, watchdog, and debug interfaces, with multiple package options including 64-pin and 80-pin LQFP.

What's inside

  • Key Features
  • Part Identification
  • Parameter Classification
  • Ratings
  • General Specifications
  • Peripheral Operating Requirements
  • Dimensions
  • Pinout

Specifications

Operating Voltage2.7 to 5.5 V
Operating Temperature-40 to 125°C
CoreARM® Cortex-M3
Flash MemoryUp to 256 KB
RAMUp to 64 KB
Package Options80-pin LQFP, 64-pin LQFP
Supply CurrentMax 60 mA
Storage Temperature-55 to 150°C
ESD Voltage (HBM)-8000 to 8000 V
ESD Voltage (CDM)-750 to 750 V

Frequently asked questions

What is the operating voltage range for the AC781x?

The operating voltage range is 2.7 to 5.5 V.

What is the maximum operating temperature?

The maximum operating temperature is 125°C.

What microcontroller core does the AC781x use?

It uses an ARM® Cortex-M3 core operating up to 100 MHz.

What are the available package options?

The available packages are 64-pin and 80-pin LQFP.

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