SN74AVCH20T245_09 Datasheet, PDF (8/21 Pages) Texas Instruments – 20-BIT DUAL-SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS

SN74AVCH20T245
20ĆBIT DUALĆSUPPLY BUS TRANSCEIVER
WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3ĆSTATE OUTPUTS
SCES567F − MAY 2004 − REVISED APRIL 2005
switching characteristics over recommended operating free-air temperature range,
V_CCA = 2.5 V ± 0.2 V (see Figure 1)
PARAMETER
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPZH
tPZL
tPHZ
tPLZ
tPHZ
tPLZ
FROM
(INPUT)
A
B
OE
OE
OE
OE
TO
(OUTPUT)
B
A
A
B
A
B
VCCB = 1.2 V
TYP
3.5
3.5
2.7
2.7
2.5
2.5
4.8
4.8
3
3
4.7
4.7
VCCB = 1.5 V
± 0.1 V
MIN MAX
0.5 5.8
0.5 5.8
0.5 4.3
0.5 4.3
0.5 5.4
0.5 5.4
0.5 9.6
0.5 9.6
1.1 5.2
1.1 5.2
1.2 8.2
1.2 8.2
VCCB = 1.8 V
± 0.15 V
MIN MAX
0.5 4.7
0.5 4.7
0.5 3.9
0.5 3.9
0.5 5.3
0.5 5.3
0.5 7.6
0.5 7.6
1.1 5.2
1.1 5.2
1.2 6.9
1.2 6.9
VCCB = 2.5 V
± 0.2 V
MIN MAX
0.5 3.5
0.5 3.5
0.5 3.5
0.5 3.5
0.5 5.2
0.5 5.2
0.5 5.3
0.5 5.3
1.1 5.2
1.1 5.2
1 5.3
1 5.3
VCCB = 3.3 V
± 0.3 V
MIN MAX
0.5
3
0.5
3
0.5 3.4
0.5 3.4
0.5 5.2
0.5 5.2
0.5 4.3
0.5 4.3
1.1 5.2
1.1 5.2
1
5
1
5
UNIT
ns
ns
ns
ns
ns
ns
switching characteristics over recommended operating free-air temperature range,
V_CCA = 3.3 V ± 0.3 V (see Figure 1)
PARAMETER
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPZH
tPZL
tPHZ
tPLZ
tPHZ
tPLZ
FROM
(INPUT)
A
B
OE
OE
OE
OE
TO
(OUTPUT)
B
A
A
B
A
B
VCCB = 1.2 V
TYP
3.4
3.4
3.3
3.3
2.2
2.2
4.7
4.7
3.4
3.4
4.6
4.6
VCCB = 1.5 V
± 0.1 V
MIN MAX
0.5 5.7
0.5 5.7
0.5 3.9
0.5 3.9
0.5 4.4
0.5 4.4
1 9.6
1 9.6
0.8
5
0.8
5
1.2 8.1
1.2 8.1
VCCB = 1.8 V
± 0.15 V
MIN MAX
0.5 4.6
0.5 4.6
0.5 3.5
0.5 3.5
0.5 4.3
0.5 4.3
0.5 7.5
0.5 7.5
0.8
5
0.8
5
1.2 6.7
1.2 6.7
VCCB = 2.5 V
± 0.2 V
MIN MAX
0.5 3.4
0.5 3.4
0.5
3
0.5
3
0.5 4.2
0.5 4.2
0.5 5.1
0.5 5.1
0.8
5
0.8
5
1 5.1
1 5.1
VCCB = 3.3 V
± 0.3 V
MIN MAX
0.5 2.9
0.5 2.9
0.5 2.9
0.5 2.9
0.5 4.1
0.5 4.1
0.5 4.1
0.5 4.1
0.8
5
0.8
5
0.8
5
0.8
5
UNIT
ns
ns
ns
ns
ns
ns
8
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