SLLS047N February   1989  – February 2024 MAX232

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 #GUID-74EA713C-9196-4407-89E7-009CE1353C64/SLLS8089284
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics, Device
    6. 5.6 Electrical Characteristics, Driver
    7. 5.7 Electrical Characteristics, Receiver
    8. 5.8 Switching Characteristics
    9. 5.9 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 5V
      2. 7.4.2 VCC unpowered
      3. 7.4.3 Function Tables
  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 Curves
    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

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • NS|16
  • DW|16
  • N|16
  • D|16
Thermal pad, mechanical data (Package|Pins)
Orderable Information

4 Pin Configuration and Functions

Figure 4-1 MAX232: D, DW, N or NS Package
MAX232I: D, DW, or N Package
(Top View)
Table 4-1 Pin Functions
PIN TYPE DESCRIPTION
NAME NO.
C1+ 1 — Positive lead of C1 capacitor
VS+ 2 O Positive charge pump output for storage capacitor only
C1- 3 — Negative lead of C1 capacitor
C2+ 4 — Positive lead of C2 capacitor
C2- 5 — Negative lead of C2 capacitor
VS- 6 O Negative charge pump output for storage capacitor only
T2OUT 7 O RS232 line data output (to remote RS232 system)
R2IN 8 I RS232 line data input (from remote RS232 system)
R2OUT 9 O Logic data output (to UART)
T2IN 10 I Logic data input (from UART)
T1IN 11 I Logic data input (from UART)
R1IN 13 I RS232 line data input (from remote RS232 system)
T1OUT 14 O RS232 line data output (to remote RS232 system)
GND 15 — Ground
VCC 16 — Supply Voltage, Connect to external 5V power supply