Product Summary

The AT91SAM7A3-AU is a 32-bit ARM7 microcontroller with an integrated CAN controller. It features a 256-Kbyte high-speed Flash and 32-Kbyte SRAM, a large set of peripherals, including two 2.0B full CAN controllers, and a complete set of system functions minimizing the number of external components. The AT91SAM7A3-AU is an ideal migration path for 8-bit microcontroller users looking for additional performance and extended memory.

Parametrics

AT91SAM7A3-AU absolute maximum ratings: (1)VDD3V3 1.8V Voltage Regulator, I/O Lines and Flash Power Supply; (2)Power 3.0V to 3.6V; (3)VDDBU Backup I/O Lines Power Supply Power 3V to 3.6V; (4)VDDANA Analog Power Supply Power 3V to 3.6V; (5)VDD1V8 1.8V Voltage Regulator Output and Core Power Supply Power 1.85V typical; (6)VDDPLL 1.8V PLL Power Supply Power 1.65V to 1.95V.

Features

AT91SAM7A3-AU features: (1)Shutdown Controller (SHDWC)– Programmable Shutdown Pin and Wake-up Circuitry; (2)Two 32-bit Battery Backup Registers for a Total of 8 Bytes; (3)One 8-channel 20-bit PWM Controller (PWMC); (4)One USB 2.0 Full Speed (12 Mbits per Second) Device Port.

Diagrams

AT91SAM7A3-AU block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
AT91SAM7A3-AU
AT91SAM7A3-AU

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Data Sheet

0-1: $6.93
1-10: $6.72
10-25: $6.19
25-100: $5.50
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(USD)
Quantity
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