Microchip Technology AT91SAM7S321-AU Microcontroller, Microprocessor, FPGA Modules
IC MCU 16/32BIT 32KB FLSH 64LQFP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
AT91SAM7S321-AU
Detailed Description
IC MCU 16/32BIT 32KB FLSH 64LQFP
Package
64-LQFP
Key Features
Package / Case: 64-LQFP; Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
AT91SAM7S321-AU Datasheet
Quick Jump:
Technical Specifications
Microchip Technology AT91SAM7S321-AU Microcontroller, Microprocessor, FPGA Modules technical specifications.
General
RAM Size
8K x 8
Package / Case
64-LQFP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
1.65V ~ 1.95V
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number of I/O
32
Speed
55MHz
Core Processor
ARM7®
Program Memory Type
Flash
Alternate Parts Comparison (AT91SAM7S321-AU vs AT89C51CC03CA-RDTUM vs AT91SAM7S256C-AU-999 vs AT91SAM7S64-AU-001)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 64-LQFP | 64-LQFP | 64-LQFP | 64-LQFP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 1.65V ~ 1.95V | 3V ~ 5.5V | 1.65V ~ 1.95V | 1.65V ~ 1.95V |
| Core Processor | ARM7® | 80C51 | ARM7® | ARM7® |
| Core Size | 16/32-Bit | 8-Bit | 16/32-Bit | 16/32-Bit |
| RAM Size | 8K x 8 | 2.25K x 8 | 64K x 8 | 16K x 8 |
| Connectivity | I²C, SPI, SSC, UART/USART, USB | CANbus, SPI, UART/USART | I²C, SPI, SSC, UART/USART, USB | I²C, SPI, SSC, UART/USART |
| Data Converters | A/D 8x10b | A/D 8x10b | A/D 8x10b | A/D 8x10b |
| Number of I/O | 32 | 36 | 32 | 32 |
| Oscillator Type | Internal | External | Internal | Internal |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT | POR, PWM, WDT | Brown-out Detect/Reset, DMA, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT |
| Action |
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