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SN74LVC1T45DBVT 数据表(PDF) 7 Page - Texas Instruments

部件名 SN74LVC1T45DBVT
功能描述  SN74LVC1T45 Single-Bit Dual-Supply Bus Transceiver With Configurable Voltage Translation and 3-State Outputs
PDF  42 Pages
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制造商  TI2 [Texas Instruments]
网页  https://www.ti.com
标志 TI2 - Texas Instruments

SN74LVC1T45DBVT 数据表(HTML) 7 Page - Texas Instruments

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5.6 Switching Characteristics (VCCA = 1.8V ± 0.15V)
over recommended operating free-air temperature range, VCCA = 1.8V ± 0.15V (see Figure 6-1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCCB = 1.8V
±0.15V
VCCB = 2.5V
±0.2V
VCCB = 3.3V
±0.3V
VCCB = 5V
±0.5V
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
tPLH
A
B
3
17.7
2.2
10.3
1.7
8.3
1.4
7.2
ns
tPHL
2.8
14.3
2.2
8.5
1.8
7.1
1.7
7
tPLH
B
A
3
17.7
2.3
16
2.1
15.5
1.9
15.1
ns
tPHL
2.8
14.3
2.1
12.9
2
12.6
1.8
12.2
tPHZ
DIR
A
5.2
19.4
4.8
18.5
4.7
18.4
5.1
17.1
ns
tPLZ
2.3
10.5
2.1
10.5
2.4
10.7
3.1
10.9
tPHZ
DIR
B
5.2
21.9
4.9
11.5
4.6
10.3
2.8
8.2
ns
tPLZ
4.2
16
3.7
9.2
3.3
8.4
2.4
6.4
tPZH (1)
DIR
A
33.7
25.2
23.9
21.5
ns
tPZL (1)
36.2
24.4
22.9
20.4
tPZH (1)
DIR
B
28.2
20.8
19
18.1
ns
tPZL (1)
33.7
27
25.5
24.1
(1)
The enable time is a calculated value, derived using the formula shown in the Enable Times section.
5.7 Switching Characteristics (VCCA = 2.5V ± 0.2V)
over recommended operating free-air temperature range, VCCA = 2.5V ± 0.2V (see Figure 6-1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCCB = 1.8V
±0.15V
VCCB = 2.5V
±0.2V
VCCB = 3.3V
±0.3V
VCCB = 5V
±0.5V
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
3
8.1
3.1
8.1
2.8
8.1
3.2
8.1
ns
tPLZ
1.3
5.9
1.3
5.9
1.3
5.9
1
5.8
tPHZ
DIR
B
5.2
23.7
4.1
11.4
3.9
10.2
2.4
7.1
ns
tPLZ
3.9
18.9
3.2
9.6
2.8
8.4
1.8
5.3
tPZH (1)
DIR
A
29.2
18.1
16.4
12.8
ns
tPZL (1)
32.2
18.9
17.2
13.3
tPZH (1)
DIR
B
21.9
14.4
12.3
10.9
ns
tPZL (1)
21
15.6
13.5
12.7
(1)
The enable time is a calculated value, derived using the formula shown in the Enable Times section.
www.ti.com
SN74LVC1T45
SCES515N – DECEMBER 2003 – REVISED JUNE 2024
Copyright © 2024 Texas Instruments Incorporated
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Product Folder Links: SN74LVC1T45



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