N年前做网站的时候买的服务器，后来决定使用FreeBSD下的软raid-z，所以raid卡就拔下来了。
今天想找一本书，又一次看到了这张卡：
背面赫然有一颗F！
F放大
以我的眼力看似：M29DW323DB
闪存精灵查一下：
资料查到了，下载中……
下载完成，摘要如下：
FEATURES SUMMARY
n SUPPLY VOLTAGE
–VCC = 2.7V to 3.6V for Program, Erase and
Read
–VPP =12V for Fast Program (optional)
n ACCESS TIME: 70, 90ns
n PROGRAMMING TIME
– 10µs per Byte/Word typical
– Double Word/ Quadruple Byte Program
n MEMORY BLOCKS
– Dual Bank Memory Array: 8Mbit+24Mbit
– Parameter Blocks (Top or Bottom Location)
n DUAL OPERATIONS
– Read in one bank while Program or Erase in
other
n ERASE SUSPEND and RESUME MODES
– Read and Program another Block during
Erase Suspend
n UNLOCK BYPASS PROGRAM COMMAND
– Faster Production/Batch Programming
n VPP/WP PIN for FAST PROGRAM and WRITE
PROTECT
n TEMPORARY BLOCK UNPROTECTION
MODE
n COMMON FLASH INTERFACE
– 64 bit Security Code
n EXTENDED MEMORY BLOCK
– Extra block used as security block or to store
additional information
n LOW POWER CONSUMPTION
– Standby and Automatic Standby
n 100,000 PROGRAM/ERASE CYCLES per
BLOCK
n ELECTRONIC SIGNATURE
– Manufacturer Code: 0020h
– Top Device Code M29DW323DT: 225Eh
– Bottom Device Code M29DW323DB: 225Fh
Figure 1. Packages
TSOP48 (N)
12 x 20mm
FBGA
TFBGA63 (ZA)
7 x 11mm
FBGA
TFBGA48 (ZE)
6 x 8mm
