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Microchip AT91SAM7S321-AU
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Compliance
Lead Free
Lead Free
Radiation Hardening
No
REACH SVHC
No SVHC
RoHS
Compliant
Dimensions
Height
1.45 mm
Length
10 mm
Width
10 mm
Physical
Case/Package
LQFP
Mount
Surface Mount
Number of Pins
64
Technical
Access Time
55 µs
Core Architecture
ARM
Data Bus Width
32 b
Density
256 kb
Frequency
55 MHz
Interface
I2C, I2S, SPI, UART, USART, USB
Max Frequency
55 MHz
Max Operating Temperature
85 °C
Max Supply Voltage
85 °C
Memory Size
32 kB
Memory Type
FLASH
Min Operating Temperature
-40 °C
Min Supply Voltage
-40 °C
Number of ADC Channels
8
Number of Bits
32
Number of I/Os
32
Number of I2C Channels
1
Number of Programmable I/O
32
Number of PWM Channels
4
Number of SPI Channels
1
Number of Timers/Counters
3
Oscillator Type
Internal
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
RAM Size
8 kB
Watchdog Timer
Yes