SN74LVC8T245-EP_17 Datasheet, PDF (7/26 Pages) Texas Instruments – 8-Bit Dual-Supply Bus Transceiver With Configurable Voltage Translation and Tri-State Outputs

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SN74LVC8T245-EP
SCES770A – DECEMBER 2008 – REVISED MARCH 2017
7.6 Switching Characteristics
over recommended operating free-air temperature range, V_CCA = 1.8 V ± 0.15 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V_CCB = 1.8 V
± 0.15 V
MIN MAX
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_PLH
A
t_PHL
t_PLH
B
t_PHL
t_PHZ
OE
t_PLZ
t_PHZ
OE
t_PLZ
t_PZH
OE
t_PZL
t_PZH
OE
t_PZL
B
1.7 25.9
1.3 13.2
1 11.4 0.8 11.1 ns
A
0.9 28.8 0.8 27.6 0.7 27.4 0.7 27.4 ns
A
1.5 33.6 1.5 33.4 1.5 33.3 1.4 33.2 ns
B
2.4 36.2 1.9 17.1 1.7
16 1.3 14.3 ns
A
0.4 28 0.4 27.8 0.4 27.7 0.4 27.7 ns
B
1.8 40 1.5
20 1.2 16.6 0.9 14.8 ns
7.7 Switching Characteristics
over recommended operating free-air temperature range, V_CCA = 2.5 V ± 0.2 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V_CCB = 1.8 V
± 0.15 V
MIN MAX
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_PLH
A
t_PHL
t_PLH
B
t_PHL
t_PHZ
OE
t_PLZ
t_PHZ
OE
t_PLZ
t_PZH
OE
t_PZL
t_PZH
OE
t_PZL
B
1.5 25.4 1.2
13 0.8 10.2 0.6 8.8 ns
A
1.2 13.3
1 13.1
1 12.9 0.9 12.8 ns
A
1.4 13 1.4
13 1.4
13 1.4 13 ns
B
2.3 33.6 1.8
15 1.7 14.3 0.9 10.9 ns
A
1 17.2
1 17.3
1 17.2
1 17.3 ns
B
1.7 32.2
1.5 18.1 1.2 14.1
1 11.2 ns
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