5962-9669201HXX データシートの表示（PDF） - White Electronic Designs Corporation
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5962-9669201HXX Datasheet PDF : 13 Pages
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White Electronic Designs
WMF512K8-XXX5
AC CHARACTERISTICS – WRITE/ERASE/PROGRAM OPERATIONS, WE# 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
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 (4)
Chip Erase Time (3)
Symbol
-60
-70
-90
-120
-150
Unit
Min Max Min Max Min Max Min Max Min Max
tAVAV
tWC
60
70
90
120
150
ns
tELWL
tCS
0
0
0
0
0
ns
tWLWH tWP
40
45
45
50
50
ns
tAVWH
tAS
0
0
0
0
0
ns
tDVWH tDS
40
45
45
50
50
ns
tWHDX tDH
0
0
0
0
0
ns
tWHAX tAH
40
45
45
50
50
ns
tWHWL tWPH 20
20
20
20
20
ns
tWHWH1
300
300
300
300
300 µs
tWHWH2
15
15
15
15
15 sec
tGHWL
0
0
0
0
0
ms
tVCS 50
50
50
50
50
µs
11
11
11
11
11 sec
tOES
0
0
0
0
0
ns
tOEH 10
10
10
10
10
ns
64
64
64
64
64 sec
NOTES:
1. Typical value for tWHWH1 is 7µs.
2. Typical value for tWHWH2 is 1sec.
3. Typical value for Chip Erase time is 8sec.
4. For Toggle and Data# Polling.
AC CHARACTERISTICS – READ ONLY OPERATIONS
VCC = 5.0V, -55°C ≤ TA ≤ +125°C
Parameter
Symbol
-60
-70
-90
-120
-150
Unit
Min Max Min Max Min Max Min Max Min Max
Read Cycle Time
Address Access Time
Chip Select Access Time
Output Enable to Output Valid
Chip Select to Output High Z (1)
Output Enable High to Output High Z (1)
Output Hold from Address, CS# or OE# Change,
whichever is First
tAVAV
tRC
60
70
90
120
150
ns
tAVQV tACC
60
70
90
120
150 ns
tELQV
tCE
60
70
90
120
150 ns
tGLQV
tOE
35
35
35
50
55 ns
tEHQZ
tDF
20
20
20
30
35 ns
tGHQZ
tDF
20
20
20
30
35 ns
tAXQX
tOH
0
0
0
0
0
ns
NOTES:
1. Guaranteed by design, but not tested
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
November 2005
Rev. 6
4
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
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