海力士128MB的NAND Flash手册中重要参数记录（HY27UF081G2A或H27U1G8F2BTR）

eric2013

2015年海力士128MB的NAND Flash选型
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Memory Cell Array
= (2K+64) Bytes x 64 Pages x 1,024 Blocks
= (1K+32) Bytes x 64 Pages x 1,024 Blocks


PAGE SIZE
- x8 device : (2K+64 spare) Bytes
: HY27UF081G2A
- x16 device : (1K+32 spare) Bytes
: HY27UF161G2A

BLOCK SIZE
- x8 device: (128K + 4K spare) Bytes
- x16 device: (64K + 2K spare) Words


PAGE READ / PROGRAM
- Random access: 25us (max.)
- Sequential access: 30ns (min.)
- Page program time: 200us (typ.)


CACHE PROGRAM
- Internal (2048+64) Byte buffer to improve the program
throughput


FAST BLOCK ERASE
- Block erase time: 2ms (Typ.)


DATA RETENTION
- 100,000 Program/Erase cycles (with 1bit/528byte ECC)
- 10 years Data Retention

jcx0324

你们现在1G的还能购买到吗?