SAM7X512 Просмотр технического описания (PDF) - Atmel Corporation

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SAM7X512

AT91SAM ARM-based Flash MCU

Atmel Corporation 

SAM7X512/256/128 Summary

8. Memories

8.1 SAM7X512

8.2 SAM7X256

8.3 SAM7X128

• 512 Kbytes of dual-plane Flash Memory

– 2 contiguous banks of 1024 pages of 256 bytes

– Fast access time, 30 MHz single-cycle access in Worst Case conditions

– Page programming time: 6 ms, including page auto-erase

– Page programming without auto-erase: 3 ms

– Full chip erase time: 15 ms

– 10,000 write cycles, 10-year data retention capability

– 32 lock bits, protecting 32 sectors of 64 pages

– Protection Mode to secure contents of the Flash

• 128 Kbytes of Fast SRAM

– Single-cycle access at full speed

• 256 Kbytes of Flash Memory

– 1024 pages of 256 bytes

– Fast access time, 30 MHz single-cycle access in Worst Case conditions

– Page programming time: 6 ms, including page auto-erase

– Page programming without auto-erase: 3 ms

– Full chip erase time: 15 ms

– 10,000 write cycles, 10-year data retention capability

– 16 lock bits, each protecting 16 sectors of 64 pages

– Protection Mode to secure contents of the Flash

• 64 Kbytes of Fast SRAM

– Single-cycle access at full speed

• 128 Kbytes of Flash Memory

– 512 pages of 256 bytes

– Fast access time, 30 MHz single-cycle access in Worst Case conditions

– Page programming time: 6 ms, including page auto-erase

– Page programming without auto-erase: 3 ms

– Full chip erase time: 15 ms

– 10,000 write cycles, 10-year data retention capability

– 8 lock bits, each protecting 8 sectors of 64 pages

– Protection Mode to secure contents of the Flash

• 32 Kbytes of Fast SRAM

– Single-cycle access at full speed

17

6120GS–ATARM–07-Apr-11

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