SBAU468 September   2024

 

  1.   1
  2.   Description
  3.   Get Started
  4.   Features
  5.   Applications
  6.   6
  7. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  8. 2Hardware
    1. 2.1 Interfaces
      1. 2.1.1 Analog Input
      2. 2.1.2 EVM Output Configurations and Descriptions
      3. 2.1.3 Amplifier Output
        1. 2.1.3.1 Differential Output
        2. 2.1.3.2 Single-Ended Output, Fixed Gain
        3. 2.1.3.3 Single-Ended Output, Ratiometric Gain
      4. 2.1.4 Modulator Output
        1. 2.1.4.1 External Clock
    2. 2.2 Power Supplies
      1. 2.2.1 VDD1/AVDD Input
      2. 2.2.2 VDD2/DVDD Input
    3. 2.3 EVM Operation
      1. 2.3.1 Analog Input and VDD1/AVDD Power
      2. 2.3.2 Outputs and VDD2/DVDD Power
      3. 2.3.3 Test Procedure
        1. 2.3.3.1 Equipment Setup
        2. 2.3.3.2 Procedure
  9. 3Hardware Design Files
    1. 3.1 Schematics
    2. 3.2 PCB Layout
    3. 3.3 Bill of Materials
  10. 4Additional Information
    1. 4.1 Trademarks
  11. 5Related Documentation

2.1.2 EVM Output Configurations and Descriptions

The output schematic and the components that require modification based on the ordered output of the device and Table 2-1 matches the output type to the corresponding circuit configuration is shown in Figure 2-2.

AMC038XEVM Output Circuit Schematic Figure 2-2 Output Circuit Schematic
Table 2-1 Output Type and Circuit Configuration Legend

Output Type\Component Configurations

R4

R1

R5

R2

C9

C8

C10
Differential output Depopulated

Populated

(100Ω recommended)

Populated

(100Ω recommended, same as R1)

Populated with 0Ω

Populated

(1nF recommended)

Populated

(33pF recommended)

Populated

(33pF recommended, same as C8)

Single-ended output:

Vref to VDD

 Populated with 0Ω

Populated

(100Ω recommended)

Depopulated

 Populated with 0Ω

Depopulated

Populated

(1nF recommended)

Depopulated
Single-ended output:

Vref set externally

 Depopulated

Populated

(100Ω recommended)

Depopulated

 Populated with 0Ω

Depopulated

Populated

(1nF recommended)

Populated

(100nF recommended)
Modulator output Depopulated

Populated with 0Ω

Populated

(100Ω recommended)

Populated

(100Ω recommended)

Depopulated

Populated

(33pF recommended)

Populated

(33pF recommended, Same as C8)