TCA6424_10 Datasheet, PDF (18/29 Pages) Texas Instruments – LOW-VOLTAGE 24-BIT I2C AND SMBus I/O EXPANDER WITH INTERRUPT OUTPUT, RESET, AND CONFIGURATION REGISTERS

TCA6424
SCPS175A – NOVEMBER 2007 – REVISED NOVEMBER 2009
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TYPICAL CHARACTERISTICS (continued)
T_A = 25°C (unless otherwise noted)
I/O SOURCE CURRENT
vs
OUTPUT HIGH VOLTAGE
25
V_CC = 2.5 V
20
T_A = –40°C
T_A = 25°C
15
10
T_A = 85°C
5
0
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7
V_CC – V_OH (V)
I/O SOURCE CURRENT
vs
OUTPUT HIGH VOLTAGE
50
V_CC = 3.3 V
45
40
T_A = –40°C
35
30
T_A = 25°C
25
20
15
T_A = 85°C
10
5
0
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7
V_CC – V_OH (V)
I/O HIGH VOLTAGE
vs
TEMPERATURE
5
I/O SOURCE CURRENT
vs
OUTPUT HIGH VOLTAGE
50
V_CC = 5 V
45
40
T_A = –40°C
35
T_A = 25°C
30
25
20
15
T_A = 85°C
10
5
0
0 0.1 0.2 0.3 0.4 0.5 0.6
V_CC – V_OH (V)
4
3
V_CC = 1.8 V, I_SOURCE = 10 mA
2
1
V_CC = 5 V, I_SOURCE = 10 mA
0
−40 −15 10
35
60 85
Temperature, T_A (°C)
18
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