Electrical Characteristics; Dc Characteristics - Epson RA8804 CE Applications Manual

Real time clock module
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RA8804 CE

7. Electrical Characteristics

7.1. DC Characteristics

Item
Average Current consumption(1)
Average Current consumption(2)
Average Current consumption(3)
Average Current consumption(4)
Average Current consumption(5)
Average Current consumption(6)
Average Current consumption(7)
Average Current consumption(8)
Peak Current consumption(1)
Peak Current consumption (2)
High-level input voltage
Low-level input voltage
High-level output voltage
Low-level output voltage
Input leakage current
Output leakage current
Pull-up Resistor
Detection voltage of VDET
Detection voltage of VLF
 Temperature compensation and consumption current
The current consumption of RA8804 increases at a timing of a temperature compensation.
As for this peak current consumption, it occurs in about 0.7ms.
IDD1, IDD2 is the average current consumption at temperature compensation in 2 seconds cycle.
I
DD9,10
I
DD7,8
*Unless otherwise specified, GND=0V,V
Symbol
fSCL = 0 Hz. / INT = Hi-Z.
I
DD1
FOUT is stopped.
I
Temp compensation interval 2.0 s
DD2
fSCL = 0 Hz. / INT = Hi-Z.
I
DD3
FOUT outputs 32 kHz. CL = 0 pF
I
Temp compensation interval 2.0 s
DD4
fSCL = 0 Hz. / INT = Hi-Z.
I
DD5
FOUT outputs 32 kHz. CL = 30 pF
I
Temp compensation interval 2.0 s
DD6
fSCL = 0 Hz. / INT = Hi-Z.
I
DD7
FOUT is stopped.
I
Temp compensation is stopped.
DD8
fSCL = 0 Hz. / INT = V
I
DD9
FOUT is stopped.
I
Temp compensation ON (peak)
DD10
V
SCL, SDA, FOE
IH1
V
EVIN
IH2
V
SCL, SDA, FOE, EVIN
IL
V
V
DD
OH1
V
FOUT, SOUT
V
DD
OH2
V
V
DD
OH3
V
V
DD
OL1
V
FOUT, SOUT
V
DD
OL2
V
V
DD
OL3
V
V
DD
OL4
/ INT
V
V
DD
OL5
V
SDA
V
DD
OL6
I
INPUT pins, VIN = V
LK
I
Output pins, output voltage = V
OZ
R
EVIN
EVIN
V
V
DD
DET
V
V
DD
LOW
Temp compensation ON (peak)
0.7 ms
Temp Compensation interval (2.0 s)
DD
Condition
=5 V
V
DD
=3 V
V
DD
=5 V
V
DD
=3 V
V
DD
=5 V
V
DD
=3 V
V
DD
=5 V
V
DD
=3 V
V
DD
=5 V
.
DD
V
DD
=3 V
V
DD
= 5 V, IOH = 1 mA
= 3 V, IOH = 1 mA
= 3 V, IOH = 100 µA
= 5 V, IOL = 1 mA
= 3 V, IOL = 1 mA
= 3 V, IOL = 100 µA
= 5 V, IOL = 1 mA
= 3 V, IOL = 1 mA
 2 V, IOL = 3 mA
or GND
DD
or GND
DD
Temp Compensation OFF
Page - 4
=1.5Vto5.5V,Ta=40Cto+105C
Min.
Typ.
Max.
0.40
1.6
0.35
1.5
1.1
3.1
1.0
3.0
6.1
8.1
4.0
6.0
0.38
1.55
0.33
1.45
55
100
50
95
0.8  V
5.5
DD
0.8  V
V
DD
GND  0.3
0.2  V
4.5
5.0
2.2
3.0
2.9
3.0
GND
GND+0.5
GND
GND+0.8
GND
GND+0.1
GND
GND+0.25
GND
GND+0.4
GND
GND+0.4
0.5
0.5
0.5
0.5
125
500
2000
1.41
1.45
1.49
0.9
1.0
1.2
Average
I
DD1,2
ETM60E-02
Unit
µA
DD
DD
V
µA
kΩ
V

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