TCA8418E_15 Datasheet, PDF (9/50 Pages) Texas Instruments – I2C Controlled Keypad Scan IC With Integrated ESD Protection

www.ti.com
Typical Characteristics (continued)
T_A = 25°C (unless otherwise noted)
120
V_CC = 3.3 V
100
T_A = -40°C
T_A = 25°C
80
T_A = 85°C
60
40
20
0
0.0
0.1
0.2
0.3
0.4
0.5
0.6
Output Low Voltage, V_OL (V)
Figure 7. I/O Sink Current vs Output Low Voltage
(V_CC = 3.3 V)
120
90 _{VCC = 1.8 V, IOL = 10 m A}
60 ^VCC ^{= 3.3 V, I}OL ^{= 10 m A}
30
V_CC = 1.8 V, I_OL = 1 m A
V_CC = 3.3 V, I_OL = 1 m A
0
-40
-15
10
35
60
85
Tem perature, T_A (°C)
Figure 9. I/O Low Voltage vs Temperature
24
V_CC = 1.8 V
T_A = -40°C
18
T_A = 25°C
T_A = 85°C
12
6
0
0.0
0.1
0.2
0.3
0.4
0.5
0.6
V_CCP - V_OH (V)
Figure 11. I/O Source Current vs Output High Voltage
(V_CC = 1.8 V)
TCA8418E
SCPS222C – MAY 2010 – REVISED OCTOBER 2015
140
V_CC = 3.6 V
120
100
T_A = -40°C
T_A = 25°C
80
T_A = 85°C
60
40
20
0
0.0
0.1
0.2
0.3
0.4
0.5
0.6
Output Low Voltage, V_OL (V)
Figure 8. I/O Sink Current vs Output Low Voltage
(V_CC = 3.6 V)
20
V_CC = 1.65 V
T_A = -40°C
15
T_A = 25°C
T_A = 85°C
10
5
0
0.0
0.1
0.2
0.3
0.4
0.5
0.6
V_CCP - V_OH (V)
Figure 10. I/O Source Current vs Output High Voltage
(V_CC = 1.65 V)
36
V_CC = 2.5 V
T_A = -40°C
27
T_A = 25°C
T_A = 85°C
18
9
0
0.0
0.1
0.2
0.3
0.4
0.5
0.6
V_CCP - V_OH (V)
Figure 12. I/O Source Current vs Output High Voltage
(V_CC = 2.5 V)
Copyright © 2010–2015, Texas Instruments Incorporated
Product Folder Links: TCA8418E
Submit Documentation Feedback
9