SN74AVCH1T45 Datasheet, PDF (8/21 Pages) Texas Instruments – SINGLE BIT DUAL SUPPLY BUS TRANSCEIVER

SN74AVCH1T45
SINGLEĆBIT DUALĆSUPPLY BUS TRANSCEIVER
WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3ĆSTATE OUTPUTS
SCES598C – JULY 2004 – REVISED OCTOBER 2004
switching characteristics over recommended operating free-air temperature range,
V_CCA = 2.5 V ± 0.2 V (see Figure 11)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCCB = 1.2 V
TYP
VCCB = 1.5 V
± 0.1 V
MIN MAX
VCCB = 1.8 V
± 0.15 V
MIN MAX
VCCB = 2.5 V
± 0.2 V
MIN MAX
VCCB = 3.3 V
± 0.3 V
MIN MAX
tPLH
A
B
tPHL
2.6
0.5 4.9 0.4 4.6 0.3 3.4 0.3
3
2.6
0.5 4.9 0.4 4.6 0.3 3.4 0.3
3
tPLH
B
A
tPHL
2.2
0.4 4.2 0.3 3.8 0.2 3.4 0.2 3.3
2.2
0.4 4.2 0.3 3.8 0.2 3.4 0.2 3.3
tPHZ
tPLZ
DIR
A
2.8
0.3 3.8 0.8 3.8 0.4 3.8 0.5 3.8
2.8
0.3 3.8 0.8 3.8 0.4 3.8 0.5 3.8
tPHZ
DIR
B
tPLZ
4.9
2 7.6 1.5 6.5 0.6 4.1
4.9
2 7.6 1.5 6.5 0.6 4.1
tPZH†
7.1
tPZL†
DIR
A
7.1
11.8
10.3
7.5
11.8
10.3
7.5
tPZH†
5.4
tPZL†
DIR
B
5.4
8.6
8.1
7
8.6
8.1
7
† _{The enable time is a calculated value, derived using the formula shown in the enable times section, page 16.}
1
4
1
4
7.3
7.3
6.6
6.6
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 11)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCCB = 1.2 V
TYP
VCCB = 1.5 V
± 0.1 V
MIN MAX
VCCB = 1.8 V
± 0.15 V
MIN MAX
VCCB = 2.5 V
± 0.2 V
MIN MAX
VCCB = 3.3 V
± 0.3 V
MIN MAX
tPLH
A
B
tPHL
2.6
0.4 4.7 0.3 4.4 0.2 3.3 0.2 2.8
2.6
0.4 4.7 0.3 4.4 0.2 3.3 0.2 2.8
tPLH
B
A
tPHL
2.2
0.4 3.8 0.3 3.4 0.2
3 0.1 2.8
2.2
0.4 3.8 0.3 3.4 0.2
3 0.1 2.8
tPHZ
DIR
A
tPLZ
3.1
1.3 4.3 1.3 4.3 1.3 4.3 1.3 4.3
3.1
1.3 4.3 1.3 4.3 1.3 4.3 1.3 4.3
tPHZ
DIR
B
tPLZ
4
0.7 7.4 0.6 6.5 0.7
4 1.5 3.9
4
0.7 7.4 0.6 6.5 0.7
4 1.5 3.9
tPZH†
6.2
tPZL†
DIR
A
6.2
11.2
9.9
11.2
9.9
7
6.7
7
6.7
tPZH†
5.7
tPZL†
DIR
B
5.7
8.9
8.5
7.2
6.8
8.9
8.5
7.2
6.8
† _{The enable time is a calculated value, derived using the formula shown in the enable times section, page 16.}
UNIT
ns
ns
ns
ns
ns
ns
8
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265