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Home Products Integrated Circuits (ICs)Embedded - Microcontrollers~~AT91SAM7X256C-AU~~

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AT91SAM7X256C-AU - Microchip Technology

Manufacturer Part Number: AT91SAM7X256C-AU

Manufacturer: Microchip Technology

Allelco Part Number: 32D-AT91SAM7X256C-AU

ECAD Model

Parts Description: IC MCU 16/32B 256KB FLSH 100LQFP

Detailed Description

Package: 100-LQFP

Data sheet: SAM7X512,256,128.pdf

RoHs Status: ROHS3 Compliant

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In stock: 3651

Specifications

AT91SAM7X256C-AU Tech Specifications
Microchip Technology - AT91SAM7X256C-AU technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - AT91SAM7X256C-AU

Product Attribute	Attribute Value
Manufacturer	Microchip Technology
Voltage - Supply (Vcc/Vdd)	1.65V ~ 1.95V
Supplier Device Package	100-LQFP (14x14)
Speed	55MHz
Series	SAM7X
RAM Size	64K x 8
Program Memory Type	FLASH
Program Memory Size	256KB (256K x 8)
Peripherals	Brown-out Detect/Reset, DMA, POR, PWM, WDT
Package / Case	100-LQFP
Package	Tray

Product Attribute	Attribute Value
Oscillator Type	Internal
Operating Temperature	-40°C ~ 85°C (TA)
Number of I/O	62
Mounting Type	Surface Mount
EEPROM Size	-
Data Converters	A/D 8x10b
Core Size	16/32-Bit
Core Processor	ARM7®
Connectivity	CANbus, Ethernet, I²C, SPI, SSC, UART/USART, USB
Base Product Number	AT91SAM7X256

Parts Introduction

Manufacturer Part Number

AT91SAM7X256C-AU

Manufacturer

Microchip Technology

Introduction

The AT91SAM7X256C-AU is a high-performance, ARM7-based microcontroller designed for advanced connectivity and extensive peripheral integration.

Product Features and Performance

Core Processor: ARM7 operating at up to 55MHz

Connectivity Options: CANbus, Ethernet, I2C, SPI, SSC, UART/USART, USB

Peripherals include Brown-out Detect/Reset, DMA, POR, PWM, WDT

62 programmable I/O lines

256KB of Flash memory and 64KB of RAM

On-chip A/D Converters: 8x10 bit resolution

Internal oscillator for reliable timing

Product Advantages

Robust ARM7 core at a high speed for complex applications

Extensive connectivity features supporting a wide range of communication protocols

Large program memory and RAM enhances multitasking

Built-in peripherals reduce the need for external components

Key Technical Parameters

Core Size: 16/32-Bit

Speed: 55MHz

Number of I/O: 62

Program Memory Size: 256KB

RAM Size: 64KB

Voltage Supply: 1.65V to 1.95V

Operating Temperature: -40°C to 85°C

Quality and Safety Features

Brown-out Detect/Reset safeguards against low voltage conditions

Watchdog Timer (WDT) prevents system hangs

Power-on Reset (POR) ensures the correct startup sequence

Compatibility

Interfaces harmoniously with a variety of industrial standard communication busses and protocols

Application Areas

Industrial automation

Embedded networking

Complex control systems

Product Lifecycle

Product Status: Active

This model remains actively supported with no current plans for discontinuation

Several Key Reasons to Choose This Product

High integration of core, memory, and peripherals minimizes external components and lowers system cost

Diverse connectivity features make it suitable for multipurpose applications and networked devices

Reliable operations supported by safety features make it ideal for mission-critical applications

Operational across a wide temperature range suitable for industrial applications

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology AT91SAM7X256C-AU

Product Attribute
Part Number	AT91SAM7X256C-AU	AT91SAM7X128B-AU	AT91SAM7X256-AU	AT91SAM7X512B-AUR
Manufacturer	Microchip Technology	Microchip Technology	Microchip Technology	Microchip Technology
Speed	55MHz	55MHz	55MHz	55MHz
EEPROM Size	-	-	-	-
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Supplier Device Package	100-LQFP (14x14)	100-LQFP (14x14)	100-LQFP (14x14)	100-LQFP (14x14)
Voltage - Supply (Vcc/Vdd)	1.65V ~ 1.95V	1.65V ~ 1.95V	1.65V ~ 1.95V	1.65V ~ 1.95V
Core Size	16/32-Bit	16/32-Bit	16/32-Bit	16/32-Bit
Program Memory Type	FLASH	FLASH	FLASH	FLASH
Connectivity	CANbus, Ethernet, I²C, SPI, SSC, UART/USART, USB	CANbus, Ethernet, I²C, SPI, SSC, UART/USART, USB	CANbus, Ethernet, I²C, SPI, SSC, UART/USART, USB	CANbus, Ethernet, I²C, SPI, SSC, UART/USART, USB
Base Product Number	AT91SAM7X256	AT91SAM7X128	AT91SAM7X256	AT91SAM7X512
Program Memory Size	256KB (256K x 8)	128KB (128K x 8)	256KB (256K x 8)	512KB (512K x 8)
Package	Tray	Tray	Tray	Tape & Reel (TR)
Core Processor	ARM7®	ARM7®	ARM7®	ARM7®
Number of I/O	62	62	62	62
Operating Temperature	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)
Peripherals	Brown-out Detect/Reset, DMA, POR, PWM, WDT	Brown-out Detect/Reset, DMA, POR, PWM, WDT	Brown-out Detect/Reset, DMA, POR, PWM, WDT	Brown-out Detect/Reset, DMA, POR, PWM, WDT
Series	SAM7X	SAM7X	SAM7X	SAM7X
Data Converters	A/D 8x10b	A/D 8x10b	A/D 8x10b	A/D 8x10b
Package / Case	100-LQFP	100-LQFP	100-LQFP	100-LQFP
RAM Size	64K x 8	32K x 8	64K x 8	128K x 8
Oscillator Type	Internal	Internal	Internal	Internal

AT91SAM7X256C-AU Datasheet PDF

Download AT91SAM7X256C-AU pdf datasheets and Microchip Technology documentation for AT91SAM7X256C-AU - Microchip Technology.

Datasheets: SAM7X512,256,128.pdf
PCN Packaging: Transfer to Microchip/Label/Pkg 5/Sep/2016.pdf Boxes 07/Dec/2016.pdf
PCN Design/Specification: Marking Chgs 11/Jul/2017.pdf Copper Bonding Wire 24/Apr/2015.pdf
PCN Assembly/Origin: Fab Site 11/Jul/2018.pdf

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In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

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Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region	Country	Logistic Time(Day)
America	United States	5
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

DHL & FedEx Shipment Charges Reference
Shipment charges(KG)	Reference DHL(USD$)
0.00kg-1.00kg	USD$30.00 - USD$60.00
1.00kg-2.00kg	USD$40.00 - USD$80.00
2.00kg-3.00kg	USD$50.00 - USD$100.00

Note:: The above table is for reference only. There may have some data bias for the uncontrollable factors.
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