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參數資料
型號: W29C020T-90B
廠商: WINBOND ELECTRONICS CORP
元件分類: PROM
英文描述: 256K X 8 CMOS FLASH MEMORY
中文描述: 256K X 8 FLASH 5V PROM, 90 ns, PDSO32
封裝: TSOP1-32
文件頁數: 21/21頁
文件大?。?/td> 267K
代理商: W29C020T-90B
W29C020
Publication Release Date: February 1998
- 21 -
Revision A3
VERSION HISTORY
VERSION
DATE
PAGE
DESCRIPTION
A1
Apr. 1997
Initial Issued
A2
Nov. 1997
4, 8
Correct the address from 3FFF2 to 7FFF2
9
Correct the boot block from 8K to 16K
15
Modify page write cycle timing diagram waveform
1, 18
Delete cycling 100K item
A3
Feb. 1998
6
Add. pause 10 mS
7
Add. pause 50 mS
8
Correct the time from 10 mS to 10
μ
S
Add. cycling 100 item
1, 18
Headquarters
No. 4, Creation Rd. III,
Science-Based Industrial Park,
Hsinchu, Taiwan
TEL: 886-3-5770066
FAX: 886-3-5796096
http://www.winbond.com.tw/
Voice & Fax-on-demand: 886-2-27197006
Taipei Office
11F, No. 115, Sec. 3, Min-Sheng East Rd.,
Taipei, Taiwan
TEL: 886-2-27190505
FAX: 886-2-27197502
Winbond Electronics (H.K.) Ltd.
Rm. 803, World Trade Square, Tower II,
123 Hoi Bun Rd., Kwun Tong,
Kowloon, Hong Kong
TEL: 852-27513100
FAX: 852-27552064
Winbond Electronics North America Corp.
Winbond Memory Lab.
Winbond Microelectronics Corp.
Winbond Systems Lab.
2727 N. First Street, San Jose,
CA 95134, U.S.A.
TEL: 408-9436666
FAX: 408-5441798
Note: All data and specifications are subject to change without notice.
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