SLLS790E June   2007  – December 2024 TRS3232E

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 ESD Ratings - IEC Specifications
    4. 5.4 Recommended Operating Conditions
    5. 5.5 Thermal Information
    6. 5.6 Electrical Characteristics — Device
    7. 5.7 Electrical Characteristics — Driver
    8. 5.8 Electrical Characteristics — Receiver
    9. 5.9 Switching Characteristics
    10.     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 Power
      2. 7.3.2 RS232 Driver
      3. 7.3.3 RS232 Receiver
    4. 7.4 Device Functional Modes
      1. 7.4.1 VCC Powered by 3V to 5.5V
      2. 7.4.2 VCC Unpowered, VCC = 0V
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curve
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Receiving Notification of Documentation Updates
    2. 9.2 Support Resources
    3. 9.3 Trademarks
    4. 9.4 Electrostatic Discharge Caution
    5. 9.5 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

4 Pin Configuration and Functions

TRS3232E DB, PW or DYY Package 16-Pin SSOP, TSSOP, or SOT-23-THN (Top View)Figure 4-1 DB, PW or DYY Package
16-Pin SSOP, TSSOP, or SOT-23-THN
(Top View)
TRS3232E RGT package, 16 Pin VQFN, Top ViewFigure 4-2 RGT package, 16 Pin VQFN, Top View
Table 4-1 Pin Functions
PIN TYPE DESCRIPTION
NAME NO. RGT
C1+ 1 16 — Positive lead of C1 capacitor
C1– 3 1 — Negative lead of C1 capacitor
C2+ 4 2 — Positive lead of C2 capacitor
C2– 5 3 — Negative lead of C2 capacitor
DIN1 11 9 I Logic data input (from UART)
DIN2 10 8 I Logic data input (from UART)
DOUT2 7 5 O RS232 line data output (to remote RS232 system)
DOUT1 14 12 O RS232 line data output (to remote RS232 system)
GND 15 13 — Ground
RIN1 13 11 I RS232 line data input (from remote RS232 system)
RIN2 8 6 I RS232 line data input (from remote RS232 system)
ROUT2 9 7 O Logic data output (to UART)
ROUT1 12 10 O Logic data output (to UART)
V+ 2 15 O Positive charge pump output for storage capacitor only
V– 6 4 O Negative charge pump output for storage capacitor only
VCC 16 14 — Supply voltage, connect to external 3-V to 5.5-V power supply
Thermal Pad Yes — Thermal pad for improving heat dissipation. Can be connected to GND or left floating.