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SN74LVC2T45 Datasheet(PDF) 7 Page - Texas Instruments

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Part # SN74LVC2T45
Description  Dual-Bit Dual-Supply Bus Transceiver With Configurable Voltage Translation
PDF  32 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

SN74LVC2T45 Datasheet(HTML) 7 Page - Texas Instruments

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SN74LVC2T45
www.ti.com
SCES516K – DECEMBER 2003 – REVISED JUNE 2017
Product Folder Links: SN74LVC2T45
Submit Documentation Feedback
Copyright © 2003–2017, Texas Instruments Incorporated
Switching Characteristics: VCCA = 1.8 V ± 0.15 V (continued)
over recommended operating free-air temperature range, VCCA = 1.8 V ± 0.15 V (unless otherwise noted) (see Figure 17)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCCB = 1.8 V
±0.15 V
VCCB = 2.5 V
±0.2 V
VCCB = 3.3 V
±0.3 V
VCCB = 5 V
±0.5 V
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
(1)
The enable time is a calculated value, derived using the formula shown in the Enable Times section.
tPHZ
DIR
B
10
27.9
8.4
14.9
6.5
11.3
4.1
8.6
ns
tPLZ
6.5
19.5
7.2
12.6
4.3
9.7
2.1
7.1
tPZH
(1)
DIR
A
37.2
28.6
25.2
22.2
ns
tPZL
(1)
42.2
27.8
23.9
20.8
tPZH
(1)
DIR
B
37.4
29.9
27.8
26.6
ns
tPZL
(1)
45.2
39
37.6
36.3
(1)
The enable time is a calculated value, derived using the formula shown in the Enable Times section.
6.7 Switching Characteristics: VCCA = 2.5 V ± 0.2 V
over recommended operating free-air temperature range, VCCA = 2.5 V ± 0.2 V (unless otherwise noted) (see Figure 17)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCCB = 1.8 V
±0.15 V
VCCB = 2.5 V
±0.2 V
VCCB = 3.3 V
±0.3 V
VCCB = 5 V
±0.5 V
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
tPLH
A
B
2.3
16
1.5
8.5
1.3
6.4
1.1
5.1
ns
tPHL
2.1
12.9
1.4
7.5
1.3
5.4
0.9
4.6
tPLH
B
A
2.2
10.3
1.5
8.5
1.4
8
1
7.5
ns
tPHL
2.2
8.5
1.4
7.5
1.3
7
0.9
6.2
tPHZ
DIR
A
6.6
17.1
7.1
16.8
6.8
16.8
5.2
16.5
ns
tPLZ
5.3
12.6
5.2
12.5
4.9
12.3
4.8
12.3
tPHZ
DIR
B
10.7
27.9
8.1
13.9
5.8
10.5
3.5
7.6
ns
tPLZ
7.8
18.9
6.2
11.2
3.6
8.9
1.4
6.2
tPZH
(1)
DIR
A
29.2
19.7
16.9
13.7
ns
tPZL
(1)
36.4
21.4
17.5
13.8
tPZH
(1)
DIR
B
28.6
21
18.7
17.4
ns
tPZL
(1)
30
24.3
22.2
21.1
(1)
The enable time is a calculated value, derived using the formula shown in the Enable Times section.
6.8 Switching Characteristics: VCCA = 3.3 V ± 0.3 V
over recommended operating free-air temperature range, VCCA = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 17)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCCB = 1.8 V
±0.15 V
VCCB = 2.5 V
±0.2 V
VCCB = 3.3 V
±0.3 V
VCCB = 5 V
±0.5 V
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
tPLH
A
B
2.1
15.5
1.4
8
0.7
5.6
0.7
4.4
ns
tPHL
2
12.6
1.3
7
0.8
5
0.7
4
tPLH
B
A
1.7
8.3
1.3
6.4
0.7
5.8
0.6
5.4
ns
tPHL
1.8
7.1
1.3
5.4
0.8
5
0.7
4.5
tPHZ
DIR
A
5
10.9
5.1
10.8
5
10.8
5
10.4
ns
tPLZ
3.4
8.4
3.7
8.4
3.9
8.1
3.3
7.8
tPHZ
DIR
B
11.2
27.3
8
13.7
5.8
10.4
2.9
7.4
ns
tPLZ
9.4
17.7
5.6
11.3
4.3
8.3
1
5.6
tPZH
(1)
DIR
A
26
17.7
14.1
11
ns
tPZL
(1)
34.4
19.1
15.4
11.9



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