TCA6408A Datasheet, PDF (17/35 Pages) Texas Instruments – LOW-VOLTAGE 8-BIT I2C AND SMBus I/O EXPANDER WITH INTERRUPT OUTPUT, RESET, AND CONFIGURATION REGISTERS

TCA6408A
www.ti.com............................................................................................................................................................. SCPS192C – APRIL 2009– REVISED JULY 2009
TYPICAL CHARACTERISTICS (continued)
T_A = 25°C (unless otherwise noted)
I/O LOW VOLTAGE
vs
TEMPERATURE
250
V_CC = 1.8 V, I_SINK = 10 mA
200
150
V_CC = 5 V, I_SINK = 10 mA
100
V_CC = 1.8 V, I_SINK = 1 mA
50
V_CC = 5 V, I_SINK = 1 mA
0
-40 -15
10
35
60 85
Temperature, T_A (°C)
I/O SOURCE CURRENT
vs
OUTPUT HIGH VOLTAGE
20
VCC = 1.65 V _{TA = –40°C}
15
TA = 25°C
10
TA = 85°C
5
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6
V_CCP – V_OH (V)
I/O SOURCE CURRENT
vs
OUTPUT HIGH VOLTAGE
25
VCC = 1.8 V
TA = –40°C
20
15
TA = 25°C
10
TA = 85°C
5
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6
V_CCP – V_OH (V)
I/O SOURCE CURRENT
vs
OUTPUT HIGH VOLTAGE
35
VCC = 2.5 V
30
TA = –40°C
25
20
TA = 25°C
15
10
TA = 85°C
5
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6
V_CCP – V_OH (V)
I/O SOURCE CURRENT
vs
OUTPUT HIGH VOLTAGE
50
VCC = 3.3 V
TA = –40°C
40
30
TA = 25°C
20
10
TA = 85°C
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6
V_CCP – V_OH (V)
I/O SOURCE CURRENT
vs
OUTPUT HIGH VOLTAGE
60
VCC = 5.0 V
TA = –40°C
50
40
TA = 25°C
30
20
TA = 85°C
10
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6
V_CCP – V_OH (V)
I/O SOURCE CURRENT
vs
OUTPUT HIGH VOLTAGE
70
VCC = 5.5 V
60
TA = –40°C
50
40
TA = 25°C
30
20
TA = 85°C
10
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6
V_CCP – V_OH (V)
I/O HIGH VOLTAGE
vs
TEMPERATURE
350
I_SOURCE = –10 mA
300
250
V_CC = 1.8 V
200
150
V_CC = 5 V
100
50
0
-40 -15
10
35
60 85
Temperature, T_A (°C)
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