SN74AVCH4T245-EP Datasheet, PDF (7/14 Pages) Texas Instruments – 4-BIT DUAL-SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS

SN74AVCH4T245-EP
www.ti.com........................................................................................................................................................................................... SCES771 – DECEMBER 2008
Switching Characteristics
over recommended operating free-air temperature range, V_CCA = 1.5 V ± 0.1 V (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V_CCB = 1.2 V
TYP
V_CCB = 1.5 V
± 0.1 V
MIN MAX
V_CCB = 1.8 V
± 0.15 V
MIN MAX
V_CCB = 2.5 V V_CCB = 3.3 V
± 0.2 V
± 0.3 V
MIN MAX MIN MAX
t_PLH
A
B
t_PHL
t_PLH
B
A
t_PHL
t_PZH
OE
A
t_PZL
t_PZH
OE
B
t_PZL
t_PHZ
OE
A
t_PLZ
t_PHZ
OE
B
t_PLZ
3.2
0.3 10.3 0.3 9.2 0.4 8.2 0.4 8.2
3.2
0.3 10.3 0.3 9.2 0.4 8.2 0.4 8.2
3.3
0.7 10.3 0.5
10 0.4 9.7 0.3 9.6
3.3
0.7 10.3 0.5
10 0.4 9.7 0.3 13.6
4.9
1.4 13.6 1.1 13.5 0.7 13.4 0.4 13.4
4.9
1.4 13.6 1.1 13.5 0.7 13.4 0.4 13.4
4.5
1.4 14.6 1.1 11.7 0.9 9.8 0.9 9.6
4.5
1.4 14.6 1.1 11.7 0.9 9.8 0.9 9.6
5.6
1.8 14.2 1.5 14.2 1.3 14.2 1.6 14.2
5.6
1.8 14.2 1.5 14.2 1.3 14.2 1.6 14.2
5.2
1.9 14.3 1.9 13.1 1.4 11.4 1.2 11.6
5.2
1.9 14.3 1.9 13.1 1.4 11.4 1.2 11.6
UNIT
ns
ns
ns
ns
ns
ns
Switching Characteristics
over recommended operating free-air temperature range, V_CCA = 1.8 V ± 0.15 V (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V_CCB = 1.2 V
TYP
V_CCB = 1.5 V V_CCB = 1.8 V
± 0.1 V
± 0.15 V
MIN MAX MIN MAX
V_CCB = 2.5 V
± 0.2 V
MIN MAX
t_PLH
A
B
t_PHL
t_PLH
B
A
t_PHL
t_PZH
OE
A
t_PZL
t_PZH
OE
B
t_PZL
t_PHZ
OE
A
t_PLZ
t_PHZ
OE
B
t_PLZ
2.9
0.1
10 0.1 8.9 0.1 7.9
2.9
0.1
10 0.1 8.9 0.1 7.9
3
0.6 9.3 0.5 8.9 0.3 8.6
3
0.6 9.3 0.5 8.9 0.3 8.6
4.4
1 13.4
1 11.3
0.6 11.3
4.4
1 13.4
1 11.3
0.6 11.3
4.1
1.2 14.4
1 12.4
0.8 9.3
4.1
1.2 14.4
1 12.4
0.8 9.3
5.4
1.6 12.6 1.8 12.7 1.3 12.7
5.4
1.6 12.6 1.8 12.7 1.3 12.7
5
1.7 13.9 1.6 12.7 1.2 10.9
5
1.7 13.9 1.6 12.7 1.2 10.9
V_CCB = 3.3 V
± 0.3 V
MIN MAX
0.3 7.9
0.3 7.9
0.3 8.5
0.3 8.5
0.4 11.2
0.4 11.2
0.8 8.6
0.8 8.6
1.6 12.7
1.6 12.7
1 10.9
1 10.9
UNIT
ns
ns
ns
ns
ns
ns
Copyright © 2008, Texas Instruments Incorporated
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