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CY62128V Family
4
AC Test Loads and Waveforms
1.8V
VCC
OUTPUT
R2
50 pF
INCLUDING
JIG AND
SCOPE
GND
90%
10%
90%
10%
<5 ns
<5 ns
OUTPUT
V
Equivalent to:
THÉVENIN EQUIVALENT
ALL INPUT PULSES
62128V–5
62128V–6
RTH
R1
Parameters
3.3V
2.5V
1.8V
Unit
R1
1213
15909
10800
Ohms
R2
1378
4487
4154
Ohms
RTH
645
3500
3000
Ohms
VTH
1.75V
0.55V
0.50V
Volts
Data Retention Characteristics (Over the Operating Range)
Parameter
Description
Conditions[4]
Min.
Typ.[2]
Max.
Unit
VDR
VCC for Data Retention
1.6
V
ICCDR
Data Retention Current
Com’l
L
VCC = 2V
CE > VCC – 0.3V,
VIN > VCC – 0.3V or
VIN < 0.3V
No input may exceed
VCC+0.3V
0.4
10
µA
LL,
XL
10
µA
Ind’l
L
20
µA
LL
20
µA
tCDR
[3]
Chip Deselect to Data Retention Time
0
ns
tR
Operation Recovery Time
tRC
ns
Data Retention Waveform
Note:
4.
No input may exceed VCC+0.3V.
C62128V–7
1.8V
1.8V
tCDR
VDR > 1.6 V
DATA RETENTION MODE
tR
CE
VCC