Mount  

Surface Mount

Mounting Type  

Surface Mount

Package / Case  

64-LQFP

Number of Pins  

64

Supplier Device Package  

64-LQFP (10x10)

Data Converters  

A/D 8x10b

Operating Temperature (Max)  

85°C

Memory Types  

FLASH

Operating Temperature (Min)  

-40°C

Number of I/Os  

32

Watchdog Timers  

Yes

Operating Temperature  

-40°C~85°C TA

Packaging  

Tray

Series  

SAM7S

Published  

1997

Part Status  

Obsolete

Moisture Sensitivity Level (MSL)  

3 (168 Hours)

Voltage - Supply  

1.65V~1.95V

Frequency  

55MHz

Base Part Number  

AT91SAM7S256

Interface  

2-Wire, I2C, SPI, UART, USART, USB

Memory Size  

256kB

Oscillator Type  

Internal

Speed  

55MHz

RAM Size  

64K x 8

Core Processor  

ARM7®

Peripherals  

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

Program Memory Type  

FLASH

Core Size  

16/32-Bit

Program Memory Size  

256KB 256K x 8

Connectivity  

I2C, SPI, SSC, UART/USART, USB

Data Bus Width  

32b

Number of Timers/Counters  

3

Density  

2 Mb

Core Architecture  

ARM

Max Frequency  

55MHz

Number of Programmable I/O  

32

Number of UART Channels  

1

Number of ADC Channels  

8

Voltage - Supply (Max)  

3.3V

Voltage - Supply (Min)  

1.65V

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 Hardening  

No

RoHS Status  

ROHS3 Compliant