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CY62128DV30
Document #: 38-05231 Rev. *H
Page 4 of 11
Data Retention Characteristics
Data Retention Waveform
Note:
8. Full device operation requires linear VCC ramp from VDR to VCC(min.) > 100 µs.
AC Test Loads and Waveforms[8]
Parameters
2.5V (2.2V - 2.7V)
3.0V (2.7V - 3.6V)
Unit
R1
16600
1103
Ω
R2
15400
1554
Ω
RTH
8000
645
Ω
VTH
1.20
1.75
V
VCC
VCC
OUTPUT
R2
50 pF
INCLUDING
JIG AND
SCOPE
GND
90%
10%
90%
10%
Rise Time = 1 V/ns
Fall Time = 1 V/ns
OUTPUT
V
Equivalent to:
EQUIVALENT
ALL INPUT PULSES
RTH
R1
THEVENIN
Parameter
Description
Conditions
Min.
Typ.[4] Max. Unit
VDR
VCC for Data Retention
1.5
V
ICCDR
Data Retention Current
VCC = 1.5V, CE1 > VCC − 0.2V, CE2 < 0.2V,
VIN > VCC − 0.2V or VIN < 0.2V
L4
µA
LL
3
tCDR
[4]
Chip Deselect to Data Retention Time
0
ns
tR[8]
Operation Recovery Time
100
µs
VCC(min.)
V
CC(min.)
t
CDR
VDR > 1.5V
DATA RETENTION MODE
t
R
CE1
VCC
CE2
or
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