WCMS0808C1X
AC Test Loads and Waveforms
R1 1800
Ω
5V
OUTPUT
100 pF
INCLUDING
JIG AND
SCOPE
R2
990
Ω
5V
OUTPUT
5 pF
INCLUDING
JIG AND
SCOPE
R2
990
Ω
3.0V
10%
GND
< 5 ns
R1 1800
Ω
ALL INPUT PULSES
90%
90%
10%
< 5 ns
(a)
Equivalent to:
THÉ
VENIN EQUIVALENT
639
Ω
OUTPUT
1.77V
(b)
Data Retention Characteristics
Parameter
V
DR
Description
V
CC
for Data Retention
Conditions
V
CC
= 3.0V,
CE > V
CC
−
0.3V,
V
IN
> V
CC
−
0.3V or
V
IN
< 0.3V
Min.
2.0
Typ.
Max.
Unit
V
I
CCDR
t
CDR[3]
t
R[3]
Data Retention Current
Chip Deselect to Data
Retention Time
Operation Recovery
Time
0
t
RC
0.1
10
µA
ns
ns
Data Retention Waveform
DATA RETENTION MODE
V
CC
3.0V
t
CDR
CE
V
DR
> 2V
3.0V
t
R
Note:
4. No input may exceed V
CC
+0.5V.
*
WEIDA [ WEIDA SEMICONDUCTOR, INC. ]
