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FM22L16-55-TG

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FM22L16
Document Number: 001-86188 Rev. *E Page 13 of 22
Figure 9. Read Cycle Timing 1 (CE
LOW, OE LOW)
Figure 10. Read Cycle Timing 2 (CE
Controlled)
Figure 11. Page Mode Read Cycle Timing
[9]
A
t
RC
t
AA
Previous Data
Valid Data
t
OH
Valid Data
t
RC
t
AA
t
OH
DQ
17-0
15-0
t
AS
A
DQ
t
CE
t
HZ
t
OE
t
OH
t
OHZ
UB / LB
OE
CE
t
BA
t
BHZ
t
CA
t
PC
t
AH
17-0
15-0
t
AS
t
HZ
t
AAP
t
OHP
CE
A
OE
DQ
t
CA
A
t
OE
t
CE
t
OHZ
t
PC
Data 0 Data 1 Data 2
Col 0 Col 1 Col 2
17-2
1-0
15-0
Note
9. Although sequential column addressing is shown, it is not required
FM22L16
Document Number: 001-86188 Rev. *E Page 14 of 22
Figure 12. Write Cycle Timing 1 (WE Controlled)
[10]
Figure 13. Write Cycle Timing 2 (CE Controlled)
Figure 14. Write Cycle Timing 3 (CE
LOW)
[10]
t
BH
t
WZ
t
HZ
D in
CE
A
WE
t
CA
t
PC
DQ
t
WP
t
CW
t
AS
D out
D out
t
DS
t
DH
t
WLC
15-0
17-0
t
WX
UB, LB
t
BS
CE
A
WE
DQ
t
AS
t
DH
t
DS
D in
t
CA
t
PC
UB/LB
t
BLC
15-0
17-0
t
DH
t
WX
D in
A
WE
DQ
t
WC
t
WLA
t
DS
t
AWH
D out D out
t
WZ
D in
17-0
15-0
Note
10. OE
(not shown) is LOW only to show the effect of WE on DQ pins.
FM22L16
Document Number: 001-86188 Rev. *E Page 15 of 22
Figure 15. Page Mode Write Cycle Timing
t
ASP
t
DH
CE
A
WE
t
CA
t
PC
t
CW
Col 0 Col 1
Data 0
Col 2
t
AS
t
DS
Data 1
t
WP
Data 2
OE
t
AHP
t
PWC
t
WLC
17-2
A
1-0
DQ
15-0
Note
11. UB
and LB to show byte enable and byte masking cases.
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FM22L16-55-TG

Mfr. #:
Buy FM22L16-55-TG
Manufacturer:
Cypress Semiconductor
Description:
F-RAM 4M (256Kx16) 55ns F-RAM
Lifecycle:
New from this manufacturer.
Delivery:
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