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SN74LVC1T45DBVT 数据表(PDF) 8 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) 8 Page - Texas Instruments

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5.8 Switching Characteristics (VCCA = 3.3V ± 0.3V)
over recommended operating free-air temperature range, VCCA = 3.3V ± 0.3V (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
2.1
15.5
1.4
8
0.7
5.8
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
2.9
7.3
3
7.3
2.8
7.3
3.4
7.3
ns
tPLZ
1.8
5.6
1.6
5.6
2.2
5.7
2.2
5.7
tPHZ
DIR
B
5.4
20.5
3.9
10.1
2.9
8.8
2.4
6.8
ns
tPLZ
3.3
14.5
2.9
7.8
2.4
7.1
1.7
4.9
tPZH (1)
DIR
A
22.8
14.2
12.9
10.3
ns
tPZL (1)
27.6
15.5
13.8
11.3
tPZH (1)
DIR
B
21.1
13.6
11.5
10.1
ns
tPZL (1)
19.9
14.3
12.3
11.3
(1)
The enable time is a calculated value, derived using the formula shown in the Enable Times section.
5.9 Switching Characteristics (VCCA = 5V ±0.5V)
over recommended operating free-air temperature range, VCCA = 5V ±0.5V (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
1.9
15.1
1
7.5
0.6
5.4
0.5
3.9
ns
tPHL
1.8
12.2
0.9
6.2
0.7
4.5
0.5
3.5
tPLH
B
A
1.4
7.2
1
5.1
0.7
4.4
0.5
3.9
ns
tPHL
1.7
7
0.9
4.6
0.7
4
0.5
3.5
tPHZ
DIR
A
2.1
5.4
2.2
5.4
2.2
5.5
2.2
5.4
ns
tPLZ
0.9
3.8
1
3.8
0.7
3.7
0.7
3.7
tPHZ
DIR
B
4.8
20.2
2.5
9.8
1
8.5
2.5
6.5
ns
tPLZ
3.2
14.8
2.5
7.4
2.5
7
1.6
4.5
tPZH (1)
DIR
A
22
12.5
11.4
8.4
ns
tPZL (1)
27.2
14.4
12.5
10
tPZH (1)
DIR
B
18.9
11.3
9.1
7.6
ns
tPZL (1)
17.6
11.6
10
8.6
(1)
The enable time is a calculated value, derived using the formula shown in the Enable Times section.
SN74LVC1T45
SCES515N – DECEMBER 2003 – REVISED JUNE 2024
www.ti.com
8
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Copyright © 2024 Texas Instruments Incorporated
Product Folder Links: SN74LVC1T45



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