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74AVCH2T45DCTRE4 Datasheet(PDF) 10 Page - Texas Instruments

Part No. 74AVCH2T45DCTRE4
Description  2-Supply, Bus Transceiver with Configurable Level-Shifting
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Maker  TI1 [Texas Instruments]
Homepage  http://www.ti.com
Logo TI1 - Texas Instruments

74AVCH2T45DCTRE4 Datasheet(HTML) 10 Page - Texas Instruments

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SN74AVCH2T45
SCES582H – JULY 2004 – REVISED APRIL 2015
www.ti.com
7.8 Switching Characteristics: VCCA = 1.8 V
over recommended operating free-air temperature range, VCCA = 1.8 V ± 0.15 V (see Figure 7)
VCCB = 1.5 V
VCCB = 1.8 V
VCCB = 2.5 V
VCCB = 3.3 V
VCCB = 1.2 V
FROM
TO
± 0.1 V
± 0.15 V
± 0.2 V
± 0.3 V
PARAMETER
UNIT
(INPUT)
(OUTPUT)
TYP
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
tPLH
(1)
2.7
0.5
5.2
0.4
4.3
0.2
3.4
0.2
3.1
A
B
ns
tPHL
(1)
2.7
0.5
5.2
0.4
4.3
0.2
3.4
0.2
3.1
tPLH
(1)
2.4
0.7
4.7
0.5
4.4
0.5
4
0.4
3.8
B
A
ns
tPHL
(1)
2.4
0.7
4.7
0.5
4.4
0.5
4
0.4
3.8
tPHZ
(1)
3.7
1.3
8.1
0.7
6.9
1.4
5.3
1.1
5.2
DIR
A
ns
tPLZ
(1)
3.7
1.3
8.1
0.7
6.9
1.4
5.3
1.1
5.2
tPHZ
(1)
4.4
1.3
5.8
1.3
5.9
0.8
5.7
1.5
5.9
DIR
B
ns
tPLZ
(1)
4.4
1.3
5.8
1.3
5.9
0.8
5.7
1.5
5.9
tPZH
(1) (2)
6.8
10.5
10.3
9.7
9.7
DIR
A
ns
tPZL
(1) (2)
6.8
10.5
10.3
9.7
9.7
tPZH
(1) (2)
6.4
13.3
11.2
8.7
8.3
DIR
B
ns
tPZL
(1) (2)
6.4
13.3
11.2
8.7
8.3
(1)
tPLH: Low-to-high Propagation Delay; tPHL: High-to-Low Propagation Delay; tPHZ: High-to-Hi-Z Propagation Delay; tPLZ: Low-to-Hi-Z
Propagation Delay; tPZH: Hi-Z-to-High Propagation Delay; tPZL: Hi-Z-to-Low Propagation Delay
(2)
The enable time is a calculated value derived using the formula shown in the Enable Times section.
7.9 Switching Characteristics: VCCA = 2.5 V
over recommended operating free-air temperature range, VCCA = 2.5 V ± 0.2 V (see Figure 7)
VCCB = 1.5 V
VCCB = 1.8 V
VCCB = 2.5 V
VCCB = 3.3 V
VCCB = 1.2 V
FROM
TO
± 0.1 V
± 0.15 V
± 0.2 V
± 0.3 V
PARAMETER
UNIT
(INPUT)
(OUTPUT)
TYP
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
tPLH
(1)
2.6
0.4
4.9
0.2
4
0.2
3
0.2
2.6
A
B
ns
tPHL
(1)
2.6
0.4
4.9
0.2
4
0.2
3
0.2
2.6
tPLH
(1)
2.1
0.6
3.8
0.5
3.4
0.4
3
0.3
2.8
B
A
ns
tPHL
(1)
2.1
0.6
3.8
0.5
3.4
0.4
3
0.3
2.8
tPHZ
(1)
2.4
0.7
7.9
0.8
6.4
0.8
5
0.5
4.3
DIR
A
ns
tPLZ
(1)
2.4
0.7
7.9
0.8
6.4
0.8
5
0.5
4.3
tPHZ
(1)
3.8
1
4.3
0.6
4.3
0.5
4.2
1.1
4.1
DIR
B
ns
tPLZ
(1)
3.8
1
4.3
0.6
4.3
0.5
4.2
1.1
4.1
tPZH
(1) (2)
5.9
8.5
7.7
7.2
6.9
DIR
A
ns
tPZL
(1) (2)
5.9
8.5
7.7
7.2
6.9
tPZH
(1) (2)
5
12.8
10.4
8
6.9
DIR
B
ns
tPZL
(1) (2)
5
12.8
10.4
8
6.9
(1)
tPLH: Low-to-high Propagation Delay; tPHL: High-to-Low Propagation Delay; tPHZ: High-to-Hi-Z Propagation Delay; tPLZ: Low-to-Hi-Z
Propagation Delay; tPZH: Hi-Z-to-High Propagation Delay; tPZL: Hi-Z-to-Low Propagation Delay
(2)
The enable time is a calculated value derived using the formula shown in the Enable Times section.
10
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