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TCA8418E Datasheet, PDF (24/35 Pages) Texas Instruments – I2C CONTROLLED KEYPAD SCAN IC WITH INTEGRATED ESD PROTECTION
TCA8418E
SCPS222B – MAY 2010 – REVISED SEPTEMBER 2010
TYPICAL CHARACTERISTICS (continued)
TA = 25°C (unless otherwise noted)
I/O SINK CURRENT
vs
OUTPUT LOW VOLTAGE
I/O SINK CURRENT
vs
OUTPUT LOW VOLTAGE
70
100
VCC = 1.8 V
60
50
TA = -40°C
TA = 25°C
VCC = 2.5 V
80
TA = -40°C
TA = 25°C
TA = 85°C
40
60
TA = 85°C
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30
40
20
20
10
0
0.0
0.1
0.2
0.3
0.4
0.5
0.6
Output Low Voltage, VOL (V)
0
0.0
0.1
0.2
0.3
0.4
0.5
0.6
Output Low Voltage, VOL (V)
I/O SINK CURRENT
vs
OUTPUT LOW VOLTAGE
120
VCC = 3.3 V
100
TA = -40°C
TA = 25°C
80
TA = 85°C
I/O SINK CURRENT
vs
OUTPUT LOW VOLTAGE
140
VCC = 3.6 V
120
TA = -40°C
100
TA = 25°C
80
TA = 85°C
60
60
40
40
20
20
0
0.0
0.1
0.2
0.3
0.4
0.5
0.6
Output Low Voltage, VOL (V)
0
0.0
0.1
0.2
0.3
0.4
0.5
0.6
Output Low Voltage, VOL (V)
24
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