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S-35392A Datasheet, PDF (6/47 Pages) Seiko Instruments Inc – 2-WIRE REAL-TIME CLOCK
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2-WIRE REAL-TIME CLOCK
S-35392A
Rev.1.3_00
„ DC Electrical Characteristics
Table 5 DC Characteristics (VDD = 3.0 V)
(Ta = −40 to +85°C, VSS = 0 V, VT=200 crystal oscillator (CL = 6 pF, 32.768 kHz, Cg = 9.1 pF) manufactured by Seiko Instruments Inc.)
Parameter
Symbol Applicable Pin
Conditions
Min.
Typ.
Max. Unit
Current consumption 1 IDD1
Current consumption 2 IDD2
−
Out of communication
−
0.45
1.13
µA
−
During communication
(SCL = 100 kHz)
−
6
14
µA
Input current leakage 1 IIZH
Input current leakage 2 IIZL
SCL, SDA
SCL, SDA
VIN = VDD
VIN = VSS
−0.5
−
−0.5
−
0.5
µA
0.5
µA
Output current leakage 1 IOZH
SDA, 32KO, INT2 VOUT = VDD
−0.5
−
0.5
µA
Output current leakage 2 IOZL
SDA, 32KO, INT2 VOUT = VSS
−0.5
−
0.5
µA
Input voltage 1
Input voltage 2
VIH
SCL, SDA
VIL
SCL, SDA
−
0.8 × VDD
−
VSS + 5.5 V
−
VSS − 0.3
−
0.2 × VDD V
Output current 1
IOL1
32KO, INT2
VOUT = 0.4 V
3
5
−
mA
Output current 2
Power supply voltage
detection voltage
IOL2
VDET
SDA
−
VOUT = 0.4 V
−
5
10
−
mA
0.65
1
1.35
V
Table 6 DC Characteristics (VDD = 5.0 V)
(Ta = −40 to +85°C, VSS = 0 V, VT-200 crystal oscillator (CL = 6 pF, 32.768 kHz, Cg = 9.1 pF) manufactured by Seiko Instruments Inc.)
Parameter
Symbol Applicable Pin
Conditions
Min.
Typ.
Max. Unit
Current consumption 1 IDD1
Current consumption 2 IDD2
−
Out of communication
−
0.6
1.4
µA
−
During communication
(SCL = 100 kHz)
−
14
30
µA
Input current leakage 1 IIZH
Input current leakage 2 IIZL
SCL, SDA
SCL, SDA
VIN = VDD
VIN = VSS
−0.5
−
−0.5
−
0.5
µA
0.5
µA
Output current leakage 1 IOZH
SDA, 32KO, INT2 VOUT = VDD
−0.5
−
0.5
µA
Output current leakage 2 IOZL
SDA, 32KO, INT2 VOUT = VSS
−0.5
−
0.5
µA
Input voltage 1
Input voltage 2
VIH
SCL, SDA
VIL
SCL, SDA
−
0.8 × VDD
−
VSS + 5.5 V
−
VSS − 0.3
−
0.2 × VDD V
Output current 1
IOL1
32KO, INT2
VOUT = 0.4 V
5
8
−
mA
Output current 2
Power supply voltage
detection voltage
IOL2
VDET
SDA
−
VOUT = 0.4 V
−
6
13
−
mA
0.65
1
1.35
V
6
Seiko Instruments Inc.
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