ST24/25C16, ST24/25W16
Table 5. Input Parameters
(1)
(T
A
= 25
°C,
f = 100 kHz )
Symbol
C
IN
C
IN
Z
WCL
Z
WCH
t
LP
Parameter
Input Capacitance (SDA)
Input Capacitance (other pins)
WC Input Impedance (ST24/25W16)
WC Input Impedance (ST24/25W16)
Low-pass filter input time constant
(SDA and SCL)
V
IN
≤
0.3 V
CC
V
IN
≥
0.7 V
CC
5
500
100
Test Condition
Min
Max
8
6
20
Unit
pF
pF
kΩ
kΩ
ns
Note:
1. Sampled only, not 100% tested.
Table 6. DC Characteristics
(T
A
= 0 to 70
°C
or –40 to 85
°C;
V
CC
= 4.5V to 5.5V or 2.5V to 5.5V)
Symbol
I
LI
I
LO
Parameter
Input Leakage Current
Output Leakage Current
Supply Current (ST24 series)
Supply Current (ST25 series)
Supply Current (Standby)
(ST24 series)
Test Condition
0V
≤
V
IN
≤
V
CC
0V
≤
V
OUT
≤
V
CC
SDA in Hi-Z
V
CC
= 5V, f
C
= 100kHz
(Rise/Fall time < 10ns)
V
CC
= 2.5V, f
C
= 100kHz
V
IN
= V
SS
or V
CC
,
V
CC
= 5V
V
IN
= V
SS
or V
CC
,
V
CC
= 5V, f
C
= 100kHz
V
IN
= V
SS
or V
CC
,
V
CC
= 2.5V
V
IN
= V
SS
or V
CC
,
V
CC
= 2.5V, f
C
= 100kHz
–0.3
0.7 V
CC
–0.3
V
CC
– 0.5
I
OL
= 3mA, V
CC
= 5V
I
OL
= 2.1mA, V
CC
= 2.5V
Min
Max
±2
±2
2
1
100
300
5
50
0.3 V
CC
V
CC
+ 1
0.5
V
CC
+ 1
0.4
0.4
Unit
µA
µA
mA
mA
µA
µA
µA
µA
V
V
V
V
V
V
I
CC
I
CC1
I
CC2
Supply Current (Standby)
(ST25 series)
V
IL
V
IH
V
IL
V
IH
V
OL
Input Low Voltage (SCL, SDA)
Input High Voltage (SCL, SDA)
Input Low Voltage
(PB0 - PB1, PRE, MODE, WC)
Input High Voltage
(PB0 - PB1, PRE, MODE, WC)
Output Low Voltage (ST24 series)
Output Low Voltage (ST25 series)
5/17
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