SM8577B Nippon_Precision_Circuits America, SM8577B Datasheet - Page 4
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SM8577B
Manufacturer Part Number
SM8577B
Description
Real-time Clock ic
Manufacturer
Nippon_Precision_Circuits America
Datasheet
1.SM8577B.pdf
(10 pages)
DC Electrical Characteristics
V
Current consumption
HIGH-level input voltage
LOW-level input voltage
Input resistance
Input OFF leakage current
HIGH-level output voltage
LOW-level output voltage
Output leakage current
Supply voltage detect threshold
voltage
SS
= 0 V, V
P arameter
DD
= 5.0 V ± 10%, T
S y m b o l
V
V
V
V
V
I
I
I
I
R
I
OZH
a
DD1
DD2
V
OZL
V
leak
OH1
OH2
OL1
OL2
DET
IH
IL
IN
= 40 to 85 C unless otherwise noted
V
V
CE, CLK, DATA
CE, CLK, DATA
CE: V
CLK: V
CE: V
V
V
V
V
DATA, FOUT: V
DATA, FOUT: V
DD
DD
DD
DD
DD
DD
= 5.0 V
= 3.0 V
= 5.0 V
= 3.0 V
= 5.0 V
= 3.0 V
IN
IN
IN
= 5.0 V
= V
= V
Condition
SS
SM8577B
DD
OUT
OUT
or V
CE = V
DATA, FOUT:
I
DATA, FOUT:
I
OH
OL
SS
= 5.5 V
= 0 V
= 1.0 mA
= 1.0 mA
SS
0.8V
m i n
4.5
2.0
1.4
1.0
1.0
–
–
–
–
–
–
–
DD
NIPPON PRECISION CIRCUITS—4
Rating
typ
1.5
1.0
1.7
–
–
–
–
–
–
–
–
–
–
V
V
0.2V
SS
SS
m a x
800
3.0
2.0
0.5
1.0
1.0
2.0
–
–
–
+ 0.5
+ 0.8
DD
Unit
µA
µA
k
µA
µA
µA
V
V
V
V
V
V
V