ZHCSRH9E April   2009  – January 2023 TCA6408A

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 I2C Interface Timing Requirements
    7. 6.7 Reset Timing Requirements
    8. 6.8 Switching Characteristics
    9. 6.9 Typical Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagrams
    3. 8.3 Feature Description
      1. 8.3.1 Voltage Translation
      2. 8.3.2 I/O Port
      3. 8.3.3 Interrupt Output ( INT)
      4. 8.3.4 Reset Input ( RESET)
    4. 8.4 Device Functional Modes
      1. 8.4.1 Power-On Reset (POR)
      2. 8.4.2 Powered-Up
    5. 8.5 Programming
      1. 8.5.1 I2C Interface
      2. 8.5.2 Bus Transactions
        1. 8.5.2.1 Writes
        2. 8.5.2.2 Reads
    6. 8.6 Register Map
      1. 8.6.1 Device Address
      2. 8.6.2 Control Register and Command Byte
      3. 8.6.3 Register Descriptions
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Minimizing ICC When I/O is Used to Control LEDs
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
    1. 10.1 Power-On Reset Requirements
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 接收文档更新通知
    2. 12.2 支持资源
    3. 12.3 商标
    4. 12.4 静电放电警告
    5. 12.5 术语表
      1.      Mechanical, Packaging, and Orderable Information

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机械数据 (封装 | 引脚)
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订购信息

5 Pin Configuration and Functions

Figure 5-1 PW Package, 16-Pin TSSOP
(Top View)
Figure 5-2 RGT Package, 16-Pin VQFN
(Top View)
Figure 5-3 RSV Package, 16-Pin UQFN
(Top View)
Table 5-1 Pin Functions
PINDESCRIPTION
NAMETSSOPUQFN, VQFN
ADDR216Address input. Connect directly to VCCP or ground.
GND86Ground
INT1311Interrupt output. Connect to VCCI through a pull-up resistor.
P042P-port input/output (push-pull design structure).
At power on, P0 is configured as an input.
P153P-port input/output (push-pull design structure).
At power on, P1 is configured as an input.
P264P-port input/output (push-pull design structure).
At power on, P2 is configured as an input.
P375P-port input/output (push-pull design structure).
At power on, P3 is configured as an input.
P497P-port input/output (push-pull design structure).
At power on, P4 is configured as an input.
P5108P-port input/output (push-pull design structure).
At power on, P5 is configured as an input.
P6119P-port input/output (push-pull design structure).
At power on, P6 is configured as an input.
P71210P-port input/output (push-pull design structure).
At power on, P7 is configured as an input.
RESET31Active-low reset input. Connect to VCCI through a pull-up resistor, if no active connection is used.
SCL1412Serial clock bus. Connect to VCCI through a pull-up resistor.
SDA1513Serial data bus. Connect to VCCI through a pull-up resistor.
VCCI115Supply voltage of I2C bus. Connect directly to the VCC of the external I2C controller. Provides voltage level translation.
VCCP1614Supply voltage of TCA6408A for P-ports