SLUUCE4 June   2021

 

  1.   Trademarks
  2. 1Introduction
  3. 2Description
    1. 2.1 Features
    2. 2.2 I/O Description
  4. 3Electrical Specifications
  5. 4Test Summary
    1. 4.1 Definitions
    2. 4.2 Equipment
      1. 4.2.1 Power Supply
      2. 4.2.2 Function Generator
      3. 4.2.3 DMM
      4. 4.2.4 Oscilloscope
    3. 4.3 Equipment Setup
      1. 4.3.1 DC Power Supply Settings
      2. 4.3.2 Digital Multi-Meter Settings
      3. 4.3.3 Two-Channel Function Generator Settings
      4. 4.3.4 Oscilloscope Settings
      5. 4.3.5 Bench Setup Diagram
  6. 5Power Up and Power Down Procedure
    1. 5.1 Power Up
    2. 5.2 Power Down
  7. 6Typical Performance Waveforms (CL = 1800 pF)
    1. 6.1 Propagation Delays
  8. 7Schematic
  9. 8Layout Diagrams
  10. 9List of Materials

2.2 I/O Description

Table 2-1 details the connection descriptions.

Table 2-1 Connection Descriptions
Pins Description
VCC VCC positive input test point. Powers IC VDD pin, use 4.5-V to 26-V range.
VDD VDD positive input of UCC27624 IC
GND Multiple test points. VCC negative input, HI_IN,LI_IN, and ENA_IN negative inputs, and ground at UCC27624 IC
INA_IN+ Channel-A PWM signal
INB_IN- Channel-B PWM signal
INA INA input pin
INB INB input pin.
ENA_IN Enable A input. Connect to GND to disable ch-A
ENB_IN Enable B input. Connect to GND to disable ch-B
Gate_A OUTA output at capacitive load and gate
Gate_B OUTB output at capacitive load and gate
OUTA OUTA output at driver's pin of UCC27624
OUTB OUTB output at driver's pin of UCC27624