TCA9406 Datasheet, PDF (7/19 Pages) Texas Instruments – 2-BIT BIDIRECTIONAL 1MHz, I2C BUS AND SMBUS VOLTAGE-LEVEL TRANSLATOR

TCA9406
www.ti.com
SCPS221 – JULY 2010
SWITCHING CHARACTERISTICS
over recommended operating free-air temperature range, V_CCA = 1.8 V ± 0.15 V (unless otherwise noted)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
TEST CONDITIONS
V_CCB = 2.5 V
± 0.2 V
MIN MAX
V_CCB = 3.3 V
± 0.3 V
MIN MAX
V_CCB = 5 V
± 0.5 V
MIN MAX
UNIT
t_PHL
A
t_PLH
Push-pull driving
Open-drain driving
B
Push-pull driving
Open-drain driving
5.3
2.3 8.8
6.8
45 260
5.4
2.4 9.6
7.1
36 208
6.8
2.6
10
ns
7.5
27 198
t_PHL
B
t_PLH
Push-pull driving
Open-drain driving
A
Push-pull driving
Open-drain driving
4.4
1.9 5.3
5.3
45 175
4.5
1.1 4.4
4.5
36 140
4.7
1.2
4
ns
0.5
27 102
t_en
OE
A or B
200
200
200 ns
t_dis
OE
A or B
50
40
35 ns
Push-pull driving
3.2 9.5 2.3 9.3
2 7.6
t_rA
A-port rise time
Open-drain driving
ns
38 165
30 132
22
95
Push-pull driving
4 10.8 2.7 9.1 2.7 7.6
t_rB
B-port rise time
Open-drain driving
ns
34 145
23 106
10
58
Push-pull driving
2 5.9 1.9
6 1.7 13.3
t_fA
A-port fall time
Open-drain driving
4.4 6.9 4.3 6.4 4.2 6.1
ns
Push-pull driving
2.9 13.8 2.8 16.2 2.8 16.2
t_fB
B-port fall time
Open-drain driving
6.9 13.8 7.5 16.2
7 16.2
t_SK(O)
Max data rate
Channel-to-channel skew
Push-pull driving
Open-drain driving
0.7
0.7
0.7 ns
21
22
24
Mbps
2
2
2
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