SLLA607 may   2023 MAX3222E , MAX3227E , MAX3243-EP , MAX3243E , SN75155 , TRS202E , TRS3122E , TRS3221E , TRS3223-Q1 , TRS3243E , TRSF3221

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
  5. 2RS-232 Standard Overview
    1. 2.1 Electrical Overview
    2. 2.2 Functional Overview
    3. 2.3 Mechanical Overview
  6. 3RS-232 Transceiver Key Specification Overview
    1. 3.1 Electrical Characteristics
    2. 3.2 Switching and Timing Characteristics
    3. 3.3 Additional Features on Select TI RS-232 Transceivers
  7. 4RS-232 Transceiver Selection Guide
  8. 5References

4 RS-232 Transceiver Selection Guide

Table 4-1 highlights the key RS-232 devices and their most important functional specifications and features.

Table 4-1 TI RS-232 Transceiver Selection
Device Configuration VCC VL (MIN) MAX
Data Rate		 Output
Voltage		 Temperature
Range		 Package
Options		 Features
MAX3227E 1TX 1RX 3.3 V, 5 V N/A 1Mbps ±5.4 V 0°C to 70°C, –40°C to 85°C 16-SSOP Auto-Power Down Plus
TRSF3221 1TX 1RX 3.3 V, 5 V N/A 1Mbps ±5.4 V 0°C to 70°C 16-SSOP Auto-Power Down
SN75155 1TX 1RX 5 V, 12 V N/A 400Kbps ±9.7 V 0°C to 70°C 8-SOIC,
8-PDIP		 N/A
TRS3221E 1TX 1RX 3.3 V, 5 V N/A 250Kbps ±5.4 V 0°C to 70°C, –40°C to 85°C 16-VQFN,
16-SSOP,
16-TSSOP		 Auto-Power Down
TRS3122E 2TX 2RX 1.65 V to 5.5 V 1.65V 1Mbps ±5.4 V –40°C to 85°C 24-VQFN Auto-Power Down Plus
MAX3222E 2TX 2RX 3.3 V, 5 V N/A 500Kbps ±5.4 V 0°C to 70°C, –40°C to 85°C 20-SOIC,
20-SSOP,
20-TSSOP		 Power Down
TRS3223-Q1 2TX 2RX 3.3 V, 5 V N/A 250Kbps ±5.4 V –40°C to 125°C 20-TSSOP Auto-Power Down
TRS202E 2TX 2RX 5 V N/A 120Kbps ±9 V 0°C to 70°C, –40°C to 85°C 16-SOIC,
16-PDIP,
16-TSSOP		 N/A
TRS3243E 3TX 5RX 3.3 V, 5 V N/A 1Mbps ±5.4 V –40°C to 85°C 28-TSSOP,
32-VQFN		 Auto-Power Down
MAX3243E 3TX 5RX 3.3 V, 5 V N/A 500Kbps ±5.4 V 0°C to 70°C, –40°C to 85°C 28-SOIC,
28-TSSOP,
28-SSOP,
32-VQFN		 Auto-Power Down
MAX3243-EP 3TX 5RX 3.3 V, 5 V N/A 250Kbps ±5.4 V –55°C to 125°C 28-TSSOP,
28-SSOP		 Auto-Power Down