TCA9554A Datasheet, PDF (17/33 Pages) Texas Instruments – LOW VOLTAGE 8-BIT I2C AND SMBus I/O EXPANDER

TCA9554A
www.ti.com
SCPS196 – DECEMBER 2010
TYPICAL CHARACTERISTICS - ADD RELEVANT INFO AT VCC = 1.65 V TO PLOTS (continued)
I/O OUTPUT LOW VOLTAGE
vs
TEMPERATURE
I/O SINK CURRENT
vs
OUTPUT LOW VOLTAGE
300
275
V_CC = 2.5 V, I_SINK = 10 mA
250
225
200
175
150 ^{VCC = 5 V, ISINK = 10 mA}
125
100
75 ^VCC ^{= 2.5 V, I}SINK ^{= 1 mA}
50
V_CC = 5 V, I_SINK = 1 mA
25
0
-40
-15
10
35
60
85
T_A – Free-Air Temperature – °C
30
V_CC = 2.5 V
25
T_A = –40°C
20
T_A = 25°C
15
10
T_A = 85°C
5
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7
V_OL – Output Low Voltage – V
I/O SINK CURRENT
vs
OUTPUT LOW VOLTAGE
40
V_CC = 3.3 V
35
30
T_A = –40°C
25
T_A = 25°C
20
15
T_A = 85°C
10
5
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7
V_OL – Output Low Voltage – V
I/O SINK CURRENT
vs
OUTPUT LOW VOLTAGE
60
55
V_CC = 5 V
50
45
T_A = –40°C
40
35
T_A = 25°C
30
25
20
T_A = 85°C
15
10
5
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7
V_OL – Output Low Voltage – V
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