Product Summary

The AT91SAM7S64B-AU is a member of low pincount Flash microcontrollers based on the 32-bit ARMRISC processor. It features a high-speed Flash and an SRAM, a large set of peripherals, including a USB 2.0 device (except for the AT91SAM7S32 and AT91SAM7S16), and a complete set of system functions minimizing the number of external components. The AT91SAM7S64B-AU is an ideal migration path for 8-bit microcontroller users looking for additional performance and extended memory.

Parametrics

AT91SAM7S64B-AU absolute maximum ratings: (1)Program Memory Size: 64 KB; (2)Data RAM Size: 16 KB; (3)Operating Temperature Range: - 40℃ to + 85℃; (4)Height: 1.4 mm; (5)Interface Type: I2C, I2S, SPI, SSC, TWI, UART, USB; (6)Length: 7 m; (7)Operating Temperature: -40℃ to + 85℃; (8)Number of Programmable I/Os: 32; (9)Number of Timers: 3; (10)Program Memory Type: Flash; (11)Factory Pack Quantity: 160; (12)Supply Voltage - Max: 1.95 V, 3.6 V; (13)Supply Voltage - Min: 1.65 V, 3 V.

Features

AT91SAM7S64B-AU features: (1)512 Kbytes (AT91SAM7S512) Organized in Two Contiguous Banks of 1024 Pages of 256 Bytes (Dual Plane); (2)256 Kbytes (AT91SAM7S256) Organized in 1024 Pages of 256 Bytes (Single Plane); (3)128 Kbytes (AT91SAM7S128) Organized in 512 Pages of 256 Bytes (Single Plane); (4)64 Kbytes (AT91SAM7S64) Organized in 512 Pages of 128 Bytes (Single Plane); (5)32 Kbytes (AT91SAM7S321/32) Organized in 256 Pages of 128 Bytes (Single Plane); (6)16 Kbytes (AT91SAM7S161/16 Organized in 256 Pages of 64 Bytes (Single Plane); (7)Single Cycle Access at Up to 30 MHz in Worst Case Conditions; (8)Prefetch Buffer Optimizing Thumb Instruction Execution at Maximum Speed; (9)Page Programming Time: 6 ms, Including Page Auto-erase, Full Erase Time: 15 ms; (10)10,000 Write Cycles, 10-year Data Retention Capability, Sector Lock Capabilities, Flash Security Bit; (11)Fast Flash Programming Interface for High Volume Production.

Diagrams

AT91SAM7S64B-AU block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
AT91SAM7S64B-AU
AT91SAM7S64B-AU

Atmel

ARM Microcontrollers (MCU) Industrial Temp MRL B

Data Sheet

Negotiable 
AT91SAM7S64B-AU-999
AT91SAM7S64B-AU-999

Atmel

ARM Microcontrollers (MCU) Industrial Temp MRL B

Data Sheet

Negotiable