TCA8418 Datasheet, PDF (25/37 Pages) Texas Instruments – I2C CONTROLLED KEYPAD SCAN IC WITH INTEGRATED ESD PROTECTION

TCA8418
www.ti.com ......................................................................................................................................................................................... SCPS215 – SEPTEMBER 2009
TYPICAL CHARACTERISTICS (continued)
T_A = 25°C (unless otherwise noted)
I/O SINK CURRENT
vs
OUTPUT LOW VOLTAGE
70
V_CC = 1.8 V
60
T_A = -40°C
50
T_A = 25°C
T_A = 85°C
40
I/O SINK CURRENT
vs
OUTPUT LOW VOLTAGE
100
V_CC = 2.5 V
80
T_A = -40°C
T_A = 25°C
60
T_A = 85°C
30
40
20
20
10
0
0
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.0
0.1
0.2
0.3
0.4
0.5
0.6
Output Low Voltage, V_OL (V)
Output Low Voltage, V_OL (V)
I/O SINK CURRENT
vs
OUTPUT LOW VOLTAGE
120
V_CC = 3.3 V
100
T_A = -40°C
T_A = 25°C
80
T_A = 85°C
60
I/O SINK CURRENT
vs
OUTPUT LOW VOLTAGE
140
V_CC = 3.6 V
120
T_A = -40°C
100
T_A = 25°C
80
T_A = 85°C
60
40
40
20
20
0
0
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.0
0.1
0.2
0.3
0.4
0.5
0.6
Output Low Voltage, V_OL (V)
Output Low Voltage, V_OL (V)
Copyright © 2009, Texas Instruments Incorporated
Product Folder Link(s): TCA8418
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