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參數(shù)資料
| 型號： | WSF41632-22G2TI |
| 廠商： | WHITE ELECTRONIC DESIGNS CORP |
| 元件分類： | 存儲器 |
| 英文描述： | SPECIALTY MEMORY CIRCUIT, CQMA68 |
| 封裝： | 22.40 MM, CERAMIC, QFP-68 |
| 文件頁數(shù)： | 11/14頁 |
| 文件大?。?/td> | 591K |
| 代理商： | WSF41632-22G2TI |
WSF41632-22XX
6
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
October, 2002
Rev. 4
PRELIMINARY
White Electronic Designs Corp. reserves the right to change products or specications without notice.
FLASH AC CHARACTERISTICS – WRITE/ERASE/PROGRAM OPERATIONS, FWE# CONTROLLED
VCC = 5.0V, -55°C ≤ TA ≤ +125°C
Parameter
Symbol
-120
Unit
Min
Max
Write Cycle Time
tAVAV
tWC
120
ns
Chip Select Setup Time
tELWL
tCS
0ns
Write Enable Pulse Width
tWLWH
tWP
50
ns
Address Setup Time
tAVWL
tAS
0ns
Data Setup Time
tDVWH
tDS
50
ns
Data Hold Time
tWHDX
tDH
0ns
Address Hold Time
tWLAX
tAH
50
ns
Write Enable Pulse Width High
tWHWL
tWPH
20
ns
Duration of Byte Programming Operation (1)
tWHWH1
300
μs
Chip and Sector Erase Time (2)
tWHWH2
15
sec
Read Recovery Time Before Write
tGHWL
0
μs
VCC Set-up Time
tVCS
50
μs
Chip Programming Time
11
sec
Output Enable Setup Time
tOES
0ns
Output Enable Hold Time (4)
tOEH
10
ns
Chip Erase Time (3)
64
sec
NOTES:
1. Typical value for tWHWH1 is 7ns.
2. Typical value for tWHWH2 is 1sec.
3. Typical value for Chip Erase Time is 8sec.
4. For Toggle and Data# Polling.
FLASH AC CHARACTERISTICS – READ ONLY OPERATIONS
VCC = 5.0V, -55°C ≤ TA ≤ +125°C
Parameter
Symbol
-120
Unit
Min
Max
Read Cycle Time
tAVAV
tRC
120
ns
Address Access Time
tAVQV
tACC
120
ns
Chip Select Access Time
tELQV
tCE
120
ns
OE# to Output Valid
tGLQV
tOE
50
ns
Chip Select to Output High Z (1)
tEHQZ
tDF
30
ns
OE# High to Output High Z (1)
tGHQZ
tDF
30
ns
Output Hold from Address, FCS# or OE# Change, whichever is rst
tAXQX
tOH
0ns
1. Guaranteed by design, not tested.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| WSF41632-22G2TIA | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:128KX32 SRAM & 512Kx32 FLASH MIXED MODULE |
| WSF41632-22G2TM | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:128KX32 SRAM & 512Kx32 FLASH MIXED MODULE |
| WSF41632-22G2TMA | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:128KX32 SRAM & 512Kx32 FLASH MIXED MODULE |
| WSF41632-22G2TX | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SRAM/Flash MCP |
| WSF41632-22H2C | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:128KX32 SRAM & 512Kx32 FLASH MIXED MODULE |
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