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AT91SAM7X128-AU ARM7 16/32-Bit microcontroller with 128KB Flash memory, 32KB RAM, operating at 55MHz in a 100-LQFP package.
Mfr Part #:

AT91SAM7X128-AU

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
ARM7 16/32-Bit microcontroller with 128KB Flash memory, 32KB RAM, operating at 55MHz in a 100-LQFP package.
✓ Total Stock: 7,386 pcs

AT91SAM7X128-AU Available from 1 distributor

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✓ Non-Authorised
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7,386 pcs
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AT91SAM7X128-AU Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Tape & Reel
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AT91SAM7X128-AU Description

Short technical summary and product information.

The AT91SAM7X128-AU is a 16/32-bit ARM7-based microcontroller from Microchip Technology. It features a 55MHz ARM7 core with 128KB of Flash program memory and 32KB of SRAM. The device operates from a supply voltage of 1.65V to 1.95V and is specified for the industrial temperature range of -40°C to 85°C.

 

Connectivity options include CANbus, Ethernet, I2C, SPI, SSC, UART/USART, and USB, making it suitable for networked embedded applications. On-chip peripherals include brown-out detect/reset, DMA controller, power-on reset, PWM, and watchdog timer. The microcontroller also integrates an 8-channel 10-bit analog-to-digital converter and provides 62 general-purpose I/O lines.

 

The device is offered in a 100-lead LQFP package with a 14x14mm body and is designed for surface mount assembly. Note that the product status is listed as Obsolete; verify availability from distributors.

AT91SAM7X128-AU Quick Information

Product Type: Microcontroller
Series: SAM7X
Canonical Name: AT91SAM7X128-AU ARM7 Microcontroller
Subcategory: ARM7 Microcontrollers

AT91SAM7X128-AU Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

AT91SAM7X128-AU Features

  • ARM7 16/32-bit core operating at 55MHz.
  • 128KB Flash program memory with 32KB RAM.
  • Supports CAN, Ethernet, USB, and I2C/SPI interfaces.
  • 62 general-purpose I/O pins with 8-channel 10-bit ADC.
  • Surface mount 100-LQFP package with 14x14mm body.

AT91SAM7X128-AU Applications

  • Ideal for industrial control and automation systems.
  • Used in networked embedded devices with Ethernet connectivity.
  • Suitable for automotive CAN bus applications.
  • Applicable in IoT gateways requiring USB and serial interfaces.

AT91SAM7X128-AU FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range?

1.65V to 1.95V.

What is the operating temperature range?

-40°C to 85°C.

What is the package type?

100-LQFP (14x14mm).

Is the device RoHS compliant?

RoHS3 Compliant (unverified).

What is the moisture sensitivity level?

MSL 3 (168 Hours) per manufacturer page.

What is the core processor?

ARM7 16/32-bit.

What connectivity interfaces are available?

CANbus, Ethernet, I2C, SPI, SSC, UART/USART, USB.

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