Write Cycle Description[2, 3]
Function
Read
Write − No bytes written
Write Byte A − (DQA)
Write Byte B − (DQB)
Write Bytes A, B
Write Byte C − (DQC)
Write Bytes C,A
Write Bytes C, B
Write Bytes C, B, A
Write Byte D − (DQD)
Write Bytes D, A
Write Bytes D, B
Write Bytes D, B, A
Write Bytes D, C
Write Bytes D, C, A
Write Bytes D, C, B
Write All Bytes
ZZ Mode Electrical Characteristics
Parameter
IDDZZ
tZZS
tZZREC
tZZI
tRZZI
Description
Sleep mode standby current
Device operation to ZZ
ZZ recovery time
ZZ Active to sleep current
ZZ inactive to exit sleep current
CY7C1334H
WE
BWD
BWC
BWB
BWA
H
X
X
X
X
L
H
H
H
H
L
H
H
H
L
L
H
H
L
H
L
H
H
L
L
L
H
L
H
H
L
H
L
H
L
L
H
L
L
H
L
H
L
L
L
L
L
H
H
H
L
L
H
H
L
L
L
H
L
H
L
L
H
L
L
L
L
L
H
H
L
L
L
H
L
L
L
L
L
H
L
L
L
L
L
Test Conditions
ZZ > VDD − 0.2V
ZZ > VDD − 0.2V
ZZ < 0.2V
This parameter is sampled
This parameter is sampled
Min.
2tCYC
0
Max.
40
2tCYC
2tCYC
Unit
mA
ns
ns
ns
ns
Document #: 38-05678 Rev. *B
Page 6 of 13
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