WSF512K32-27G2TI 查看數據表（PDF） - White Electronic Designs => Micro Semi
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WSF512K32-27G2TI Datasheet PDF : 14 Pages
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WSF512K32-XXX
FLASH AC CHARACTERISTICS – WRITE/ERASE/PROGRAM OPERATIONS, FWE CONTROLLED
(VCC = 5.0V, TA = -55°C to +125°C)
Parameter
Symbol
-70
-90
Unit
Min
Max
Min
Max
Write Cycle Time
tAVAV
tWC
70
90
Chip Select Setup Time
tELWL
tCS
0
0
Write Enable Pulse Width
tWLWH
tWP
45
45
Address Setup Time
tAVWL
tAS
0
0
Data Setup Time
tDVWH
tDS
45
45
Data Hold Time
tWHDX
tDH
0
0
Address Hold Time
tWLAX
tAH
45
45
Write Enable Pulse Width High
tWHWL
tWPH
20
20
Duration of Byte Programming Operation (1)
tWHWH1
300
Chip and Sector Erase Time (2)
tWHWH2
15
Read Recovery Time Before Write
tGHWL
0
0
VCC Set-up Time
tVCS
50
50
Chip Programming Time
11
Output Enable Setup Time
tOES
0
0
Output Enable Hold Time (4)
tOEH
10
10
Chip Erase Time (3)
64
ns
ns
ns
ns
ns
ns
ns
ns
300
µs
15
sec
µs
µs
11
sec
ns
ns
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, TA = -55°C to +125°C)
Parameter
Symbol
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, FCS or OE Change, whichever is first
1. Guaranteed by design, not tested.
t A V A Vt R C
tAVQV
tELQV
tGLQV
tEHQZ
tGHQZ
t A X Q Xt O H
tACC
tCE
tOE
tDF
tDF
-70
Min
Max
70
70
70
35
20
20
0
-90
Unit
Min
Max
90
ns
90
ns
90
ns
35
ns
20
ns
20
ns
0
ns
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
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