
Page-3
Aug.1998
n
Electrical Characteristics
1. Absolute Maximum Ratings
Description
Power supply Voltage
Input Voltage
Output Voltage
Symbol
V
DD
V
IN1
V
OUT1
V
OUT2
T
STG
Conditions
-
input pins
/ TIRQ,/ AIRQ
FOUT,DATA
-
Rated values
-0.3 to +7.0
GND-0.3 to V
DD
+0.3
-0.3 to +8.0
GND-0.3 to V
DD
+0.3
-55 to +125
Unit
V
V
V
Temperature
°
C
2. Operating Condition
Item
Symbol
V
DD
V
CLK
T
OPR
Conditions
-
-
-
MIN.
1.6
1.6
MAX.
5.5
5.5
+85
Unit
V
V
°
C
Supply Voltage
Data Holding Voltage
Operating Temperature Range
3. Frequency Characteristics
Item
Symbol
Conditions
Specifications
Unit
Frequency accuracy
Oscillator start up time
Temperature characteristics
Voltage characteristics
* Monthly error of about 1 minute
f / fo
t
STA
Ta=25
°
C,V
DD
=3V
Ta=25
°
C,V
DD
=1.6V
-10 to 70
°
C 25
°
C(Typ)
Ta=25
°
C,V
DD
=1.6 to 5.5V
5 ± 23 *
3 (MAX)
+10 / -120
± 2.0
ppm
sec
ppm
ppm / V
4. DC Characteristics
(V
DD
=1.6 to 5.5V,Ta=-40 to 85
°
C )
TYP.
MAX.
1.0
0.5
-
V
DD
-
0.2V
DD
Description
Standby current 1
Standby current 2
Input Voltage
Symbol
I
DD1
I
DD2
VIH
VIL
I
LK
Conditions
CE0,CE1=GND
CE0,CE1=GND
CE0,CE1
CLK,DATA pins
VI=V
DD
or GND
CLK pins
V
DD
=5V
V
DD
=3V
CE0,CE1 pins
V
DD
=5V
V
DD
=3V
DATA,FOUT pins
V
DD
=3V
DATA,FOUT pins
V
DD
=5V
V
DD
=3V
DATA,FOUT pins
V
DD
=3V
DATA,FOUT pins
V
DD
=5V
V
DD
=3V
/ AIRQ,/ TIRQ pins
V
O
=GND or V
DD
DATA,/ AIRQ,/ TIRQ pins
MIN.
-
-
0.8V
DD
0
Unit
m
A
m
A
V
V
V
DD
=5V
V
DD
=3V
2.0
1.0
Input leakage current
-0.5
75
150
4.5
2.0
2.9
-
0.5
300
600
5.0
3.0
3.0
m
A
kW
kW
V
V
V
PulIdown R 1
PulIdown R 2
R
DWN1
R
DWN2
V
OH1
V
OH2
V
OH3
150
300
I
OH
=-1mA
Output voltage 1
I
OH
=-100
m
A
V
OL1
V
OL2
V
OL3
I
OL
=1mA
GND+0.5
GND+0.8
GND+0.1
V
V
V
I
OL
=100
m
A
Output voltage 2
V
OL4
V
OL5
I
OZ
I
OL
=1mA
GND+0.25
GND+0.4
V
V
Leakage current
-0.5
0.5
m
A