SN74AVC2T45-Q1 Datasheet, PDF (6/21 Pages) Texas Instruments – DUAL-BIT DUAL-SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS

SN74AVC2T45-Q1
SCES813 – JUNE 2010
www.ti.com
SWITCHING CHARACTERISTICS
over recommended operating free-air temperature range, V_CCA = 1.2 V (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V_CCB = 1.2 V
TYP
V_CCB = 1.5 V
TYP
V_CCB = 1.8 V
TYP
V_CCB = 2.5 V
TYP
t_PLH
A
B
3.1
2.6
2.4
2.2
t_PHL
3.1
2.6
2.4
2.2
t_PLH
B
A
3.4
3.1
3
2.9
t_PHL
3.4
3.1
3
2.9
t_PHZ
DIR
A
5.2
5.2
5.1
5
t_PLZ
5.2
5.2
5.1
5
t_PHZ
DIR
B
5
t_PLZ
5
4
3.8
2.8
4
3.8
2.8
t_PZH ⁽¹⁾
t_PZL ⁽¹⁾
DIR
A
8.4
8.4
7.1
7.1
6.8
6.8
5.7
5.7
t_PZH ⁽¹⁾
t_PZL ⁽¹⁾
DIR
B
8.3
8.3
7.8
7.8
7.5
7.5
7.2
7.2
(1) The enable time is a calculated value, derived using the formula shown in the enable times section.
V_CCB = 3.3 V
TYP
2.2
2.2
2.9
2.9
4.8
4.8
3.2
3.2
6.1
6.1
7
7
UNIT
ns
ns
ns
ns
ns
ns
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
± 0.2 V
MIN MAX
t_PLH
A
B
t_PHL
t_PLH
B
A
t_PHL
t_PHZ
DIR
A
t_PLZ
t_PHZ
DIR
B
t_PLZ
t_PZH ⁽¹⁾
t_PZL ⁽¹⁾
DIR
A
t_PZH ⁽¹⁾
t_PZL ⁽¹⁾
DIR
B
2.8
0.7 5.6 0.5 4.8 0.4 3.9
2.8
0.7 5.6 0.5 4.8 0.4 3.9
2.7
0.8 5.6 0.7 5.4 0.6 5.1
2.7
0.8 5.6 0.7 5.4 0.6 5.1
3.9
1.3 8.7 1.3
8 1.1 7.9
3.9
1.3 8.7 1.3
8 1.1 7.9
4.7
1.1 7.2 1.4 7.1 1.2 7.1
4.7
1.1 7.2 1.4 7.1 1.2 7.1
7.4
12.6
12.3
12
7.4
12.6
12.3
12
6.7
14.1
12.6
11.6
6.7
14.1
12.6
11.6
(1) The enable time is a calculated value, derived using the formula shown in the enable times section.
V_CCB = 3.3 V
± 0.3 V
MIN MAX
0.3 3.7
0.3 3.7
0.5 4.9
0.5 4.9
1.4 7.8
1.4 7.8
1.7 7.3
1.7 7.3
12
12
11.3
11.3
UNIT
ns
ns
ns
ns
ns
ns
6
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