Datasheet Microchip AT91SAM7S321

ManufacturerMicrochip
SeriesAT91SAM7S321

The Microchip's ARM®-based SAM7S321 is a member of the SAM7S series of flash microcontrollers based on the 32-bit ARM7TDMI?? RISC processor

Datasheets

ARM7TDMI Technical Reference Manual Datasheet
PDF, 1.8 Mb, Revision: 04-01-2001
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SAM7S Series Datasheet
PDF, 4.1 Mb, Revision: 10-01-2012
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SAM7S Series Datasheet
PDF, 740 Kb, Revision: 10-01-2012
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Prices

Status

AT91SAM7S32B-MU-999
Lifecycle StatusProduction (Appropriate for new designs but newer alternatives may exist)

Packaging

AT91SAM7S32B-MU-999
N1
PackageVQFN
Pins48

Parametrics

Parameters / ModelsAT91SAM7S32B-MU-999
ADCC with ComputationNo
Angular TimerNo
Architecture32
CPUARM7TDMI
CRC/ScanNo
High Voltage CapableNo
I2C1
Internal Oscillator32Khz
Internal Voltage Reference, BandgapYes
Math AcceleratorNo
Max # PWM outputs, including complementary outputs4
Max 16 Bit Digital Timers3
Max A/D Resolution, bits10
Max. CPU Speed MHz55
Number of USB Modules1
Operating Temperature Range, °C-40 to +85
Operation Voltage Max.(V)3.6
Operation Voltage Min.(V)3
Peripheral Pin Select, PPSYes
Pin count64
Program Memory Size, Kbytes32
RAM, bytes8192
SPIв„ў1
Temp. Range Max.85
Temp. Range Min.-40
Total # of A/D channels8
UART3
Windowed Watchdog Timer, WWDTNo
Zero Cross detectNo

Other Options

AT91SAM7S128 AT91SAM7S256 AT91SAM7S32 AT91SAM7S512 AT91SAM7S64 AT91SAM7SE256 AT91SAM7SE32 AT91SAM7SE512 AT91SAM7X128 AT91SAM7X256 AT91SAM7X512 AT91SAM7XC512

Model Line

Series: AT91SAM7S321 (1)
EMS supplier