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AT91SAM7SE256-CU

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AT91SAM7SE256-CU

IC MCU 16/32B 256KB FLASH 144BGA

Manufacturer: Microchip Technology

Categories: Microcontrollers

Quality Control: Learn More

Microchip Technology's AT91SAM7SE256-CU is an ARM7®-based microcontroller featuring a 16/32-bit core operating at 55MHz. This SAM7SE series device offers 256KB of FLASH program memory (256K x 8) and 32KB of RAM. Connectivity options include EBI/EMI, I2C, SPI, SSC, UART/USART, and USB. The AT91SAM7SE256-CU is equipped with an 8x10-bit Analog-to-Digital converter, 88 I/O pins, and peripherals such as Brown-out Detect/Reset, POR, PWM, and WDT. It operates from a supply voltage of 1.65V to 1.95V and is housed in a 144-BGA (13x13) package suitable for surface mounting. This component is commonly utilized in industrial automation, medical devices, and consumer electronics. The operating temperature range is -40°C to 85°C.

Additional Information

Series: SAM7SERoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TrayDatasheet:
Technical Details:
PackagingTray
Package / Case144-LFBGA
Mounting TypeSurface Mount
Speed55MHz
Program Memory Size256KB (256K x 8)
RAM Size32K x 8
Operating Temperature-40°C ~ 85°C (TA)
Oscillator TypeInternal
Program Memory TypeFLASH
EEPROM Size-
Core ProcessorARM7®
Data ConvertersA/D 8x10b
Core Size16/32-Bit
Voltage - Supply (Vcc/Vdd)1.65V ~ 1.95V
ConnectivityEBI/EMI, I2C, SPI, SSC, UART/USART, USB
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
Supplier Device Package144-BGA (13x13)
Number of I/O88
ProgrammableNot Verified

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Microcontroller FAQs

A microcontroller is a compact integrated circuit that combines a processor, memory, and input/output peripherals for embedded control applications.

Microcontrollers execute programmed instructions to process sensor inputs and control outputs such as motors, displays, and communication interfaces.

Microcontrollers are commonly used in:

  • Automotive systems
  • Robotics
  • IoT devices
  • Industrial automation
  • Household appliances
  • Smart electronics

Microcontrollers integrate memory and peripherals on-chip for dedicated tasks, while microprocessors are designed for higher-performance computing systems requiring external components.

Frequently Asked Questions

As a full line supplier, we specialize in sourcing obsolete and hard to find electronic components for your projects.

After we receive your request submission, one of our account executives will reach out to your team to gather more information about your project requirements and ensure we tailor the order to your needs.

Once requirements such as date codes, quantities, target prices, testing requirements, and more are discussed, our purchasing team will secure stock through Microchip USA’s direct access to manufacturing partners’ excess inventory lists.

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Our net terms for electronic component sourcing are flexible and vary by order. Our account executives will work with you to ensure our terms meet your company’s needs. We also offer scheduled shipments and inventory management solutions to ensure a steady supply of electronic components, maintain cash flow, and maximize warranty periods. We always offer a warranty on all tested parts. See our sales terms and conditions for more information.

We partner with industry-leading AS6171 & AS6081-certified third party testing labs to mitigate risk and support a wide array of end uses for your company’s requirements. Testing includes but isn’t limited to: Decapsulation & Internal Dye Verification. X-Ray Inspection & Analysis, External Visual Inspection, Surface Texture Analysis (SEM), and Electrical Pin Correlation.

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