TCA6408A-Q1 Datasheet, PDF (9/40 Pages) Texas Instruments – Low-Voltage 8-Bit I2C and SMBus I/O Expander With Interrupt Output

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Typical Characteristics (continued)
T_A = 25°C (unless otherwise noted)
25
-40qC
25qC
20
85qC
125qC
15
V_CCP = 2.5 V
10
5
0
0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5
V_OL - Output Low Voltage (V)
D007
Figure 7. I/O Sink Current vs Output Low Voltage
(V_CCP = 2.5 V)
25
-40qC
25qC
20
85qC
125qC
15
V_CCP = 3.6 V
10
5
0
0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4
V_OL - Output Low Voltage (V)
D009
Figure 9. I/O Sink Current vs Temperature
(V_CCP = 3.6 V)
18
-40qC
16
25qC
85qC
14
125qC
12
10 ^{VCCP = 1.65 V}
8
6
4
2
0
0
0.1
0.2
0.3
0.4
0.5
0.6
Output High Voltage V_CCP - V_OH (V)
D011
Figure 11. I/O Source Current vs Output High Voltage
(V_CCP = 1.65 V)
TCA6408A-Q1
SCPS234 – SEPTEMBER 2016
25
-40qC
25qC
20
85qC
125qC
15
V_CCP = 3.3 V
10
5
0
0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4
V_OL - Output Low Voltage (V)
D008
Figure 8. I/O Sink Current vs Output Low Voltage
(V_CCP = 3.3 V)
0.3
0.25
V_CC = 1.8 V, I_OL = 1 mA V_CC = 1.8 V, I_OL = 10 mA
V_CC = 5 V, I_OL = 1 mA V_CC = 5 V, I_OL = 10 mA
0.2
0.15
0.1
0.05
0
-40 -25 -10
5 20 35 50 65 80
T_A - Temperature (qC)
95 110 125
D010
Figure 10. I/O Low Voltage vs Temperature
21
-40qC
18
25qC
85qC
125qC
15
12 VCCP = 1.8 V
9
6
3
0
0
0.1
0.2
0.3
0.4
0.5
Output High Voltage V_CCP - V_OH (V)
0.6
D012
Figure 12. I/O Source Current vs Output High Voltage
(V_CCP = 1.8 V)
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