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
IDD1
−
Out of communication
During communication
−
0.25
0.93
µA
consumption 1
Current
consumption 2
IDD2
−
−
3.3
8
µA
(
SCK = 100 kHz)
Input current
IIZH
IIZL
V
IN = VDD
−
0.5
−
−
0.5
0.5
µA
SCK , SIO
SCK , SIO
leakage 1
Input current
leakage 2
VIN = VSS
−0.5
µA
Input current 1
Input current 2
Input current 3
Output current
leakage 1
IIH1
IIH2
IIH3
CS
CS
CS
VIN = VDD
VIN = 0.4 V
VIN = 1.0 V
2
40
−
6
100
215
16
300
−
µA
µA
µA
IOZH
VOUT = VDD
−0.5
−0.5
−
0.5
µA
SIO, INT
SIO, INT
Output current
leakage 2
IOZL
VOUT = VSS
−
0.5
µA
Input voltage 1
Input voltage 2
Output current 1
VIH
VIL
IOL1
IOL2
−
0.8
VSS
×
VDD
0.3
−
−
V
SS + 5.5
V
V
mA
mA
CS, SCK , SIO
CS, SCK , SIO
−
−
0.2
×
VDD
VOUT = 0.4 V
VOUT = 0.4 V
3
5
5
10
−
−
INT
SIO
Output current 2
Power supply
voltage detection VDET
voltage
−
−
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
IDD1
−
Out of communication
During communication
µ
A
−
0.3
1.1
consumption 1
Current
consumption 2
IDD2
−
µ
A
−
6
14
(
SCK = 100 kHz)
Input current
IIZH
IIZL
V
IN = VDD
µ
µ
A
A
−
0.5
−
−
0.5
0.5
SCK , SIO
SCK , SIO
leakage 1
Input current
leakage 2
Input current 1
VIN = VSS
−
0.5
8
IIH1
IIH2
IIH3
CS
CS
CS
VIN = VDD
VIN = 0.4 V
VIN = 2.0 V
µ
µ
µ
A
A
A
16
150
610
50
350
−
Input current 2
40
Input current 3
Output current
leakage 1
Output current
leakage 2
−
IOZH
VOUT = VDD
µ
µ
A
−0.5
−
0.5
SIO, INT
SIO, INT
IOZL
VOUT = VSS
A
−0.5
−
0.5
Input voltage 1
Input voltage 2
Output current 1
Output current 2
Power supply
voltage detection
voltage
VIH
VIL
IOL1
IOL2
−
V
0.8
×
VDD
0.3
−
−
VSS + 5.5
CS, SCK , SIO
CS, SCK , SIO
−
V
mA
mA
VSS
−
0.2
×
VDD
VOUT = 0.4 V
VOUT = 0.4 V
5
6
8
13
−
−
INT
SIO
VDET
−
−
V
0.65
1
1.35
6
Seiko Instruments Inc.
SII [ SEIKO INSTRUMENTS INC ]
