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S-35190A Datasheet, PDF (6/53 Pages) Seiko Instruments Inc – 3-WIRE REAL-TIME CLOCK
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3-WIRE REAL-TIME CLOCK
S-35190A
Rev.2.4_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
−
Out of communication
−
0.25
0.93
µA
Current
consumption 2
IDD2
During communication
−
−
3.3
8
µA
( SCK = 100 kHz)
Input current
leakage 1
IIZH
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
SCK , SIO
SCK , SIO
CS
CS
CS
SIO, INT
SIO, INT
VIN = VDD
VIN = VSS
VIN = VDD
VIN = 0.4 V
VIN = 1.0 V
VOUT = VDD
VOUT = VSS
−0.5
−
0.5
µA
−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
Input voltage 1 VIH
CS, SCK , SIO
−
0.8 × VDD
−
VSS + 5.5 V
Input voltage 2 VIL
CS, SCK , SIO
−
VSS − 0.3
−
0.2 × VDD V
Output current 1
Output current 2
Power supply
voltage detection
voltage
IOL1
IOL2
VDET
INT
SIO
−
VOUT = 0.4 V
VOUT = 0.4 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
−
During communication
−
( SCK = 100 kHz)
−
0.3
1.1
µA
6
14
µA
Input current
leakage 1
Input current
leakage 2
Input current 1
Input current 2
Input current 3
Output current
leakage 1
Output current
leakage 2
IIZH
SCK , SIO
IIZL
SCK , SIO
IIH1
CS
IIH2
CS
IIH3
CS
IOZH
SIO, INT
IOZL
SIO, INT
VIN = VDD
VIN = VSS
VIN = VDD
VIN = 0.4 V
VIN = 2.0 V
VOUT = VDD
VOUT = VSS
−0.5
−
0.5
µA
−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
Input voltage 1
VIH
CS, SCK , SIO
−
0.8 × VDD
−
VSS + 5.5 V
Input voltage 2
VIL
CS, SCK , SIO
−
VSS−0.3
−
0.2 × VDD V
Output current 1 IOL1
INT
VOUT = 0.4 V
5
8
−
mA
Output current 2
Power supply
voltage detection
voltage
IOL2
VDET
SIO
−
VOUT = 0.4 V
−
6
13
−
mA
0.65
1
1.35
V
6
Seiko Instruments Inc.
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