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AT91SAM7S256C-AU

AT91SAM7S256C-AU

AT91SAM7S256C-AU

Microchip Technology

256KB 256K x 8 FLASH ARM7® 16/32-Bit Microcontroller SAM7S Series AT91SAM7S256 64 Pin 55MHz 64-LQFP

SOT-23

AT91SAM7S256C-AU Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 1 Week
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 64-LQFP
Surface MountYES
Number of Pins 64
Supplier Device Package 64-LQFP (10x10)
Number of Terminals 64
Data Converters A/D 8x10b
Package Tray
Base Product Number AT91SAM7S256
Mfr Microchip Technology
Product Status Obsolete
Package Shape SQUARE
Manufacturer Atmel Corporation
Number of I/O Lines 32
Operating Temperature-40°C~85°C TA
PackagingTray
Series SAM7S
Published 1997
Part StatusObsolete
Moisture Sensitivity Level (MSL) 3 (168 Hours)
ECCN Code 3A991.A.2
Max Operating Temperature85°C
Min Operating Temperature -40°C
Additional FeatureALSO REQUIRES 3.3V SUPPLY
HTS Code8542.31.00.01
Subcategory Microcontrollers
Technology CMOS
Terminal Position QUAD
Terminal FormGULL WING
Terminal Pitch0.5 mm
Reach Compliance Code unknown
Frequency 55MHz
Base Part Number AT91SAM7S256
Pin Count64
JESD-30 Code S-PQFP-G64
Qualification StatusNot Qualified
Power Supplies1.8,3.3 V
Temperature GradeINDUSTRIAL
Interface 2-Wire, I2C, SPI, UART, USART, USB
Max Supply Voltage3.3V
Min Supply Voltage1.65V
Memory Size256kB
Oscillator TypeInternal
Number of I/O 32
Speed 55MHz
RAM Size 64K x 8
Memory TypeFLASH
Voltage - Supply (Vcc/Vdd) 1.65V~1.95V
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC
Core Processor ARM7®
Peripherals Brown-out Detect/Reset, DMA, POR, PWM, WDT
Program Memory TypeFLASH
Core Size 16/32-Bit
Program Memory Size 256KB 256K x 8
Connectivity I2C, SPI, SSC, UART/USART, USB
Bit Size 32
Data Converter A/D 8x10b
Watchdog TimerYes
Has ADC YES
DMA Channels YES
Data Bus Width 32b
PWM Channels YES
DAC Channels NO
Seated Height-Max 1.6 mm
Number of Timers/Counters 3
Density 2 Mb
ROM (words) 262144
Core Architecture ARM
EEPROM Size --
CPU Family ARM7
Max Frequency 55MHz
Number of Programmable I/O 32
Number of UART Channels 1
RAM (bytes) 65536
Number of ADC Channels 8
ROM Programmability FLASH
Number of PWM Channels 4
Number of I2C Channels 1
Number of SPI Channels 1
Height 1.6mm
Length 10mm
Width 10mm
REACH SVHC No SVHC
Radiation HardeningNo
RoHS StatusROHS3 Compliant
In-Stock:2001 items

AT91SAM7S256C-AU Product Details

AT91SAM7S256C-AU Overview


The package has a 64-LQFP shape. With 32 I/Os, it's pretty good. The Microcontroller's mounting type is Surface Mount and this IC chip has the following features. As the name implies, this Microcontroller is based on the 16/32-Bit core. As far as its program memory type is concerned, it is FLASH. Temperatures within -40°C~85°C TA range are measured by this Microcontroller. The SAM7S series is comprised of this electrical component. The electronic part has a program memory size of 256KB 256K x 8. There's a ARM7® Core Processor inside. The IC chip fits into the MICROCONTROLLER, RISC uPs/uCs/Peripheral ICs category. 32-bits are the size of the data that comes with MCU. In addition to that, MCU chip has YES DMA channels. Its memory size is 256kB. It is possible to find alternatives to the base part number AT91SAM7S256 by using the part number search tool. An effective performance can be achieved at a frequency of 55MHz. There are a total of YES channels in the device. It is possible to access the 64 pins on the chip. In total, it has 3 timers and counters in it. A total of 64 pins are included in the package. There are several CPUs that are embedded in the device, including the the ARM7 CPU. The equipment on this page features FLASH memory technology. This device features a ARM core architecture. As far as the programmability is concerned, it has 32 Programmable I/Os. As an example, there is a feature called ALSO REQUIRES 3.3V SUPPLY to name only a few. As far as UART channels are concerned, it has 1. The ADC channels on this device total 8 in number. A total of 4 PWM channels are being used by the device. The part has been designed to incorporate 1 I2C channels.

AT91SAM7S256C-AU Features


64-LQFP package
Mounting type of Surface Mount
Microcontrollers subcategory
Minimum temperature of -40°C


AT91SAM7S256C-AU Applications


There are a lot of Microchip Technology
AT91SAM7S256C-AU Microcontroller applications.


  • Robots
  • Radio
  • Television
  • Heater/Fan
  • Calculator
  • Kindle
  • Christmas lights
  • 3D printers
  • Washing machine
  • Microwave ovens

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