WSF2816-39G2UX Просмотр технического описания (PDF) - White Electronic Designs Corporation
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WSF2816-39G2UX Datasheet PDF : 15 Pages
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White Electronic Designs
WSF2816-39XX
FLASH AC CHARACTERISTICS – WRITE/ERASE/PROGRAM OPERATIONS, FWE# CONTROLLED
VCC = 5.0V, -55°C ≤ TA ≤ +125°C
Parameter
Write Cycle Time
Chip Select Setup Time
Write Enable Pulse Width
Address Setup Time
Data Setup Time
Data Hold Time
Address Hold Time
Chip Select Hold Time
Write Enable Pulse Width High
Duration of Byte Programming Operation (1)
Sector Erase Time (2)
Read Recovery Time Before Write
VCC Set-up Time
Chip Programming Time
Output Enable Setup Time
Output Enable Hold Time (1)
Chip Erase Time
NOTES:
1. Typical value for tWHWH1 is 7µs.
2. Typical value for tWHWH1 is 1sec.
3. Typical value for Chip Erase Time is 8sec.
4. For Toggle and Data# Polling.
Symbol
-90
Unit
Min
Max
tAVAV
tWC
90
ns
tELWL
tCS
0
ns
tWLWH
tWP
45
ns
tAVWL
tAS
0
ns
tDVWH
tDS
45
ns
tWHDX
tDH
0
ns
tWLAX
tAH
45
ns
tWHEH
tCH
0
ns
tWHWL
tWPH
20
ns
tWHWH1
300
µs
tWHWH2
15
sec
tGHWL
0
µs
tVCS
50
µs
11
sec
tOES
0
ns
tOEH
10
ns
64
sec
FLASH AC CHARACTERISTICS – READ ONLY OPERATIONS
VCC = 5.0V, -55°C ≤ TA ≤ +125°C
Parameter
Read Cycle Time
Address Access Time
Chip Select Access Time
OE# to Output Valid
Chip Select to Output High Z (1)
OE# High to Output High Z (1)
Output Hold from Address, CS# or OE# Change, whichever is first
Symbol
tAVAV
tRC
tAVQV
tACC
tELQV
tCE
tGLQV
tOE
tEHQZ
tDF
tGHQZ
tDF
tAXQX
tOH
-90
Unit
Min
Max
90
ns
90
ns
90
ns
35
ns
20
ns
20
ns
0
ns
1. Guaranteed by design, not tested.
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
May 2003
Rev. 6
6
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
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