參數(shù)資料
型號(hào)： WSF128K32-22H2M
廠商： WHITE ELECTRONIC DESIGNS CORP
元件分類： 存儲(chǔ)器
英文描述： SPECIALTY MEMORY CIRCUIT, CPGA66
封裝： CERAMIC, HIP-66
文件頁(yè)數(shù)： 8/12頁(yè)
文件大?。?/td> 505K
代理商： WSF128K32-22H2M
5
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
WSF128K32-XH2X
October 2004
Rev. 4
White Electronic Designs Corp. reserves the right to change products or specications without notice.
PRELIMINARY
FLASH AC CHARACTERISTICS – WRITE/ERASE/PROGRAM OPERATIONS, FWE# CONTROLLED
VCC = 5.0V, -55°C ≤ TA ≤ +125°C
Parameter
Symbol
-70
-90
-120
Unit
Min
Max
Min
Max
Min
Max
Write Cycle Time
tAVAV
tWC
70
90
120
ns
Chip Select Setup Time
tELWL
tCS
000
ns
Write Enable Pulse Width
tWLWH
tWP
45
50
ns
Address Setup Time
tAVWL
tAS
000
ns
Data Setup Time
tDVWH
tDS
45
50
ns
Data Hold Time
tWHDX
tDH
000
ns
Address Hold Time
tWLAX
tAH
45
50
ns
Chip Select Hold Time
tWHEH
tCH
000
ns
Write Enable Pulse Width High
tWHWL
tWPH
20
ns
Duration of Byte Programming Operation (min)
tWHWH1
14
μs
Chip and Sector Erase Time
tWHWH2
2.2
60
2.2
60
2.2
60
sec
Read Recovery Time Before Write
tGHWL
000
μs
VCC Set-up Time
tVCS
50
μs
Chip Programming Time
12.5
sec
Output Enable Setup Time
tOES
000
ns
Output Enable Hold Time (1)
tOEH
10
ns
1. For Toggle and Data# Polling.
FLASH AC CHARACTERISTICS – READ ONLY OPERATIONS
VCC = 5.0V, -55°C ≤ TA ≤ +125°C
Parameter
Symbol
-70
-90
-120
Unit
Min
Max
Min
Max
Min
Max
Read Cycle Time
tAVAV
tRC
70
90
120
ns
Address Access Time
tAVQV
tACC
70
90
120
ns
Chip Select Access Time
tELQV
tCE
70
90
120
ns
OE# to Output Valid
tGLQV
tOE
35
40
50
ns
Chip Select to Output High Z (1)
tEHQZ
tDF
20
25
30
ns
OE# High to Output High Z (1)
tGHQZ
tDF
20
25
30
ns
Output Hold from Address, FCS# or OE# Change,
whichever is rst
tAXQX
tOH
000
ns
1. Guaranteed by design, not tested.
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參數(shù)描述
WSF128K32-22H2MA 制造商:未知廠家 制造商全稱:未知廠家 功能描述:128K x 32 SRAM/FLASH MODULE
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WSF128K32-27H2I 制造商:未知廠家 制造商全稱:未知廠家 功能描述:128K x 32 SRAM/FLASH MODULE
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