Table of Contents
1 特性................................................................................... 1
2 应用................................................................................... 1
3 说明................................................................................... 1
4 Revision History.............................................................. 2
5 Pin Configuration and Functions...................................3
6 Specifications.................................................................. 4
6.1 Absolute Maximum Ratings........................................ 4
6.2 ESD Ratings............................................................... 4
6.3 Recommended Operating Conditions.........................5
6.4 Thermal Information....................................................5
6.5 Electrical Characteristics.............................................6
6.6 Switching Characteristics: T
sk
, T
MAX
..........................9
6.7 Switching Characteristics, V
CCA
= 1.2 ± 0.1 V ......... 10
6.8 Switching Characteristics, V
CCA
= 1.5 ± 0.1 V ......... 11
6.9 Switching Characteristics, V
CCA
= 1.8 ± 0.15 V ....... 12
6.10 Switching Characteristics, V
CCA
= 2.5 ± 0.2 V ....... 13
6.11 Switching Characteristics, V
CCA
= 3.3 ± 0.3 V ....... 14
6.12 Switching Characteristics, V
CCA
= 5.0 ± 0.5 V ....... 15
6.13 Operating Characteristics....................................... 16
6.14 Typical Characteristics............................................ 17
7 Parameter Measurement Information.......................... 18
7.1 Load Circuit and Voltage Waveforms........................18
8 Detailed Description......................................................20
8.1 Overview................................................................... 20
8.2 Functional Block Diagram......................................... 20
8.3 Feature Description...................................................21
9 Partial Power Down (I
off
)............................................... 21
10 V
CC
Isolation and V
CC
Disconnect (I
off-float
)............... 21
11 Over-Voltage Tolerant Inputs...................................... 22
12 Glitch-Free Power Supply Sequencing..................... 22
13 Negative Clamping Diodes......................................... 23
14 Fully Configurable Dual-Rail Design......................... 23
15 Supports High-Speed Translation..............................23
16 Device Functional Modes........................................... 23
17 Application and Implementation................................ 24
17.1 Application Information........................................... 24
17.2 Enable Times.......................................................... 24
17.3 Typical Application.................................................. 24
18 Power Supply Recommendations..............................25
19 Layout...........................................................................26
19.1 Layout Guidelines................................................... 26
19.2 Layout Example...................................................... 26
20 Device and Documentation Support..........................27
20.1 Documentation Support.......................................... 27
20.2 接收文档更新通知................................................... 27
20.3 支持资源..................................................................27
20.4 Trademarks............................................................. 27
20.5 Electrostatic Discharge Caution..............................27
20.6 术语表..................................................................... 27
21 Mechanical, Packaging, and Orderable
Information.................................................................... 27
21.1 Tape and Reel Information......................................34
4 Revision History
DATE REVISION NOTES
January 2022 * Initial Release
SN74LXC2T45-Q1
ZHCSMX6 – JANUARY 2022
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