CY7C1219F データシートの表示（PDF） - Cypress Semiconductor
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CY7C1219F Datasheet PDF : 15 Pages
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CY7C1219F
Truth Table (continued)[2, 3, 4, 5, 6]
Operation
Read Cycle, Continue
Burst
Read Cycle, Continue
Burst
Write Cycle, Continue
Burst
Write Cycle, Continue
Burst
Read Cycle, Suspend
Burst
Read Cycle, Suspend
Burst
Read Cycle, Suspend
Burst
Read Cycle, Suspend
Burst
Write Cycle, Suspend
Burst
Write Cycle, Suspend
Burst
Address
Used CE1 CE3 CE2 ZZ ADSP ADSC ADV WRITE OE
Next H X X L
X
H
L
H
L
Next H X X L
X
H
L
H
H
Next X X X L
H
H
L
L
X
Next H X X L
X
H
L
L
X
Current X X X L
H
H
H
H
L
Current X X X L
H
H
H
H
H
Current H X X L
X
H
H
H
L
Current H X X L
X
H
H
H
H
Current X X X L
H
H
H
L
X
Current H X X L
X
H
H
L
X
CLK
DQ
L-H
Q
L-H three-state
L-H
D
L-H
D
L-H
Q
L-H three-state
L-H
Q
L-H three-state
L-H
D
L-H
D
Truth Table for Read/Write[2, 3]
Function
GW
Read
H
Read
H
Write byte A- (DQA and DQPA)
H
Write byte B- (DQBand DQPB)
H
Write byte C- (DQCand DQPC)
H
Write byte D- (DQDand DQPD)
H
Write all bytes
H
Write all bytes
L
ZZ Mode Electrical Characteristics
Parameter
IDDZZ
tZZS
tZZREC
tZZI
tRZZI
Description
Snooze mode standby current
Device operation to ZZ
ZZ recovery time
ZZ Active to snooze current
ZZ inactive to exit snooze current
BWE
H
L
L
L
L
L
L
X
BWA
X
H
L
H
H
H
L
X
Test Conditions
ZZ > VDD − 0.2V
ZZ > VDD − 0.2V
ZZ < 0.2V
This parameter is sampled
This parameter is sampled
BWB
X
H
H
L
H
H
L
X
BWC
X
H
H
H
L
H
L
X
BWD
X
H
H
H
H
L
L
X
Min.
2tCYC
0
Max.
40
2tCYC
2tCYC
Unit
mA
ns
ns
ns
ns
Document #: 38-05416 Rev. *A
Page 7 of 15
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