SBAS456B December   2008  – January 2016 ADS7828-Q1

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  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 for ADS7828E
    6. 6.6  Electrical Characteristics for ADS7828EB
    7. 6.7  Electrical Characteristics for ADS7828E
    8. 6.8  Electrical Characteristics for ADS7828EB
    9. 6.9  Switching Characteristics
    10. 6.10 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Analog Input
      2. 7.3.2 Reference
      3. 7.3.3 Digital Interface
    4. 7.4 Device Functional Modes
      1. 7.4.1 Address Byte
      2. 7.4.2 Command Byte
      3. 7.4.3 Initiating Conversion
      4. 7.4.4 Reading Data
      5. 7.4.5 Reading in Fast or Standard (F/S) Mode
      6. 7.4.6 Reading in High-Speed (HS) Mode
      7. 7.4.7 Reading With Reference On or Off
  8. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Basic Connections
        1. 8.1.1.1 Connecting Multiple Devices
        2. 8.1.1.2 Using GPIO Ports for Communication
        3. 8.1.1.3 Single-Ended Inputs
    2. 8.2 Typical Applications
      1. 8.2.1 ADS7828-Q1 With Current Shunt Monitor
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
          1. 8.2.1.2.1 Part Selection
          2. 8.2.1.2.2 Full-Scale Differential Range
          3. 8.2.1.2.3 Circuit Implementation
        3. 8.2.1.3 Application Curve
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Documentation Support
      1. 11.1.1 Related Documentation
    2. 11.2 Community Resources
    3. 11.3 Trademarks
    4. 11.4 Electrostatic Discharge Caution
    5. 11.5 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5 Pin Configuration and Functions

PW Package
16-Pin TSSOP
Top View
ADS7828-Q1 pinout_pw16_bas456.gif

Pin Functions

PIN DESCRIPTION
NO. NAME
1 CH0 Differential channel 0: positive input or single-ended channel 0 input
2 CH1 Differential channel 0: negative input or single-ended channel 1 input
3 CH2 Differential channel 1: positive input or single-ended channel 2 input
4 CH3 Differential channel 1: negative input or single-ended channel 3 input
5 CH4 Differential channel 2: positive input or single-ended channel 4 input
6 CH5 Differential channel 2: negative input or single-ended channel 5 input
7 CH6 Differential channel 3: positive input or single-ended channel 6 input
8 CH7 Differential channel 3: negative input or single-ended channel 7 input
9 GND Analog ground
10 REFIN / REFOUT Internal 2.5-V reference / external reference input
11 COM Common to analog input channel
12 A0 Slave address bit 0
13 A1 Slave address bit 1
14 SCL Serial clock
15 SDA Serial data
16 +VDD Power supply, 3.3 V (nominal)