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S-35192A Datasheet, PDF (6/41 Pages) Seiko Instruments Inc – 3-WIRE REAL-TIME CLOCK
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3-WIRE REAL-TIME CLOCK
S-35192A
Rev.1.2_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
−
−
3.3
8
µA
( SCK = 100 kHz)
Input current leakage 1 IIZH
SCK , SIO
VIN = VDD
−0.5
−
0.5
µA
Input current leakage 2 IIZL
Input current 1
IIH1
Input current 2
IIH2
Input current 3
IIH3
Output current leakage 1 IOZH
Output current leakage 2 IOZL
Input voltage 1
VIH
SCK , SIO
CS
CS
CS
SIO, 32KO
SIO, 32KO
CS, SCK , SIO
VIN = VSS
VIN = VDD
VIN = 0.4 V
VIN = 1.0 V
VOUT = VDD
VOUT = VSS
−
−0.5
−
0.5
µA
2
6
16
µA
40
100
300
µA
−
215
−
µA
−0.5
−
0.5
µA
−0.5
−
0.5
µA
0.8 × VDD
−
VSS + 5.5 V
Input voltage 2
Output current 1
Output current 2
Power supply voltage
detection voltage
VIL
IOL1
IOL2
VDET
CS, SCK , SIO
32KO
SIO
−
−
VOUT = 0.4 V
VOUT = 0.4 V
−
VSS − 0.3
−
0.2 × VDD V
3
5
−
mA
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
−
−
6
14
µA
( SCK = 100 kHz)
Input current leakage 1 IIZH
SCK , SIO
VIN = VDD
−0.5
−
0.5
µA
Input current leakage 2 IIZL
Input current 1
IIH1
Input current 2
IIH2
Input current 3
IIH3
Output current leakage 1 IOZH
Output current leakage 2 IOZL
Input voltage 1
VIH
SCK , SIO
CS
CS
CS
SIO, 32KO
SIO, 32KO
CS, SCK , SIO
VIN = VSS
VIN = VDD
VIN = 0.4 V
VIN = 2.0V
VOUT = VDD
VOUT = VSS
−
−0.5
−
0.5
µA
8
16
50
µA
40
150
350
µA
−
610
−
µA
−0.5
−
0.5
µA
−0.5
−
0.5
µA
0.8 × VDD
−
VSS + 5.5 V
Input voltage 2
Output current 1
Output current 2
Power supply voltage
detection voltage
VIL
IOL1
IOL2
VDET
CS, SCK , SIO
32KO
SIO
−
−
VOUT = 0.4 V
VOUT = 0.4 V
−
VSS − 0.3
−
0.2 × VDD V
5
8
−
mA
6
13
−
mA
0.65
1
1.35
V
6
Seiko Instruments Inc.
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