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AT91SAM7S256C-MU The AT91SAM7S256C-MU is a 55MHz ARM7-based microcontroller with 256KB Flash and 64KB RAM. It features 32 I/O lines, multiple connectivity options including I²C, SPI, and USB, and operates from 1.65V to 1.95V.
Mfr Part #:

AT91SAM7S256C-MU

Available from 1 distributors
Mfr Name: Atmel
Atmel
The AT91SAM7S256C-MU is a 55MHz ARM7-based microcontroller with 256KB Flash and 64KB RAM. It features 32 I/O lines, multiple connectivity options including I²C, SPI, and USB, and operates from 1.65V to 1.95V.
✓ Total Stock: 2,077 pcs

AT91SAM7S256C-MU Available from 1 distributor

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Smaxon Electronics ✓
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2,077 pcs
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2077 pcs On Request 1 On Request On Request 11+ On Request On Request
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AT91SAM7S256C-MU 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
SVHC Present
Speed
Supplier Device Package
Voltage
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AT91SAM7S256C-MU Description

Short technical summary and product information.

The AT91SAM7S256C-MU is a 16/32-bit ARM7 microcontroller from Atmel, designed for embedded control applications. It operates at a maximum speed of 55MHz and features 256KB of Flash program memory and 64KB of RAM. The device includes a rich set of peripherals such as brown-out detect/reset, DMA, POR, PWM, and watchdog timer. Connectivity options include I²C, SPI, SSC, UART/USART, and USB, making it suitable for a wide range of communication interfaces. The microcontroller also features an 8-channel 10-bit analog-to-digital converter. It is housed in a 64-VFQFN exposed pad package (64-QFN 9x9mm) for surface mount assembly. The operating temperature range is -40°C to 85°C, and the supply voltage range is 1.65V to 1.95V. With 32 general-purpose I/O pins, this MCU is well-suited for industrial control, sensor interfacing, and portable devices requiring low power and high integration.

AT91SAM7S256C-MU Quick Information

Product Type: Microcontroller
Series: AT91SAM7S
Canonical Name: Atmel AT91SAM7S256C-MU ARM7 Microcontroller
Subcategory: ARM7 Microcontrollers

AT91SAM7S256C-MU Compliance

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

AT91SAM7S256C-MU Features

  • 55MHz ARM7 16/32-bit core processor.
  • 256KB Flash and 64KB RAM memory.
  • 32 general-purpose I/O pins.
  • Multiple serial interfaces including USB.
  • 8-channel 10-bit ADC converter.

AT91SAM7S256C-MU Applications

  • Ideal for industrial control applications.
  • Used in portable embedded systems.
  • Suitable for USB-enabled devices.
  • Applied in sensor data acquisition.

AT91SAM7S256C-MU 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 package type?

64-VFQFN Exposed Pad (64-QFN 9x9mm).

What is the operating temperature range?

-40°C to 85°C.

Is the AT91SAM7S256C-MU RoHS compliant?

RoHS3 compliant (unverified).

What core processor does this microcontroller use?

ARM7 16/32-bit core.

What is the maximum clock speed?

55MHz.

How much Flash and RAM does it have?

256KB Flash and 64KB RAM.

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