CY62128V Family
AC Test Loads and Waveforms
R1
V
CC
OUTPUT
50 pF
INCLUDING
JIG AND
SCOPE
R2
1.8V
10%
GND
< 5 ns
62128V–5
ALL INPUT PULSES
90%
90%
10%
< 5 ns
62128V–6
Equivalent to:
THÉVENIN EQUIVALENT
R
TH
V
OUTPUT
Parameters
R1
R2
R
TH
V
TH
3.3V
1213
1378
645
1.75V
2.5V
15909
4487
3500
0.55V
1.8V
10800
4154
3000
0.50V
Unit
Ohms
Ohms
Ohms
Volts
Data Retention Characteristics
(Over the Operating Range)
Parameter
V
DR
I
CCDR
Description
V
CC
for Data Retention
Data Retention Current
Com’l L
LL,
XL
Ind’l
t
CDR[3]
t
R
L
LL
Chip Deselect to Data Retention Time
Operation Recovery Time
V
CC
= 2V
CE > V
CC
– 0.3V,
V
IN
> V
CC
– 0.3V or
V
IN
< 0.3V
No input may exceed
V
CC
+0.3V
0
t
RC
Conditions
[4]
Min.
1.6
0.4
10
10
20
20
Typ.
[2]
Max.
Unit
V
µA
µA
µA
µA
ns
ns
Data Retention Waveform
DATA RETENTION MODE
V
CC
1.8V
t
CDR
CE
C62128V–7
V
DR
> 1.6 V
1.8V
t
R
Note:
4. No input may exceed V
CC
+0.3V.
4
CYPRESS [ CYPRESS SEMICONDUCTOR ]
