ZHCSXW9F June   2004  – February 2025 SN74AVCH4T245

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1  Absolute Maximum Ratings
    2. 5.2  ESD Ratings
    3. 5.3  Recommended Operating Conditions
    4. 5.4  Thermal Information
    5. 5.5  Electrical Characteristics
    6. 5.6  Switching Characteristics, VCCA = 1.2V
    7. 5.7  Switching Characteristics, VCCA = 1.5 ± 0.1V
    8. 5.8  Switching Characteristics, VCCA = 1.8 ± 0.15V
    9. 5.9  Switching Characteristics, VCCA = 2.5 ± 0.2V
    10. 5.10 Switching Characteristics, VCCA = 3.3 ± 0.3V
    11. 5.11 Operating Characteristics
    12. 5.12 Typical Characteristics
  7. 6 Parameter Measurement Information
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Fully Configurable Dual-Rail Design
      2. 7.3.2 Supports High Speed Translation
      3. 7.3.3 Ioff Supports Partial-Power-Down Mode Operation
      4. 7.3.4 Bus-Hold Circuitry
      5. 7.3.5 Vcc Isolation Feature
    4. 7.4 Device Functional Modes
  9. 8 Application and Implementation
    1.     Application and Implementation
    2. 8.1 Application Information
    3. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curve
    4. 8.3 Power Supply Recommendations
    5. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Documentation Support
      1. 9.1.1 Related Documentation
    2. 9.2 接收文档更新通知
    3. 9.3 支持资源
    4. 9.4 Trademarks
    5. 9.5 静电放电警告
    6. 9.6 术语表
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

4 Pin Configuration and Functions

SN74AVCH4T245 D, DGV, or PW Packages 16-Pin SOIC, TVSOP, or TSSOP Top ViewFigure 4-1 D, DGV, or PW Packages
16-Pin SOIC, TVSOP, or TSSOP
Top View
SN74AVCH4T245 RGY Package 16-Pin VQFN Top ViewFigure 4-3 RGY Package
16-Pin VQFN
Top View
SN74AVCH4T245 RSV Package 16-Pin UQFN Top ViewFigure 4-2 RSV Package
16-Pin UQFN
Top View
Table 4-1 Pin Functions
PIN TYPE DESCRIPTION
NAME SOIC, TVSOP, TSSOP, VQFN UQFN
1A1 4 6 I/O Input/output 1A1. Referenced to VCCA.
1A2 5 7 I/O Input/output 1A2. Referenced to VCCA.
1B1 13 15 I/O Input/output 1B1. Referenced to VCCA.
1B2 12 14 I/O Input/output 1B2. Referenced to VCCA.
1DIR 2 4 I Direction-control input for 1 ports.
1OE 15 1 I 3-state output-mode enables. Pull OE high to place ‘1’ outputs in 3-state mode. Referecend to VCCA.
2A1 6 8 I/O Input/output 2A1. Referenced to VCCA.
2A2 7 9 I/O Input/output 2A2. Referenced to VCCA.
2B1 11 13 I/O Input/output 2B1. Referenced to VCCA.
2B2 10 12 I/O Input/output 2B2. Referenced to VCCA.
2DIR 3 5 I Direction-control input for 2 ports.
2OE 14 16 I 3-state output-mode enables. Pull OE high to place ‘2’ outputs in 3-state mode. Referecend to VCCA.
GND 8, 9 10, 11 - Ground.
VCCA 1 3 - A-port power supply voltage. 1.2V ≤ VCCA ≤ 3.6V.
VCCB 16 2 - B-port power supply voltage. 1.2V ≤ VCCA ≤ 3.6V.