Product overview
Description
The ST232 is a 2 driver, 2 receiver device following EIA/TIA-232 and V.28 communication standard. It is particularly suitable for applications where ±12V is not available. The ST232 uses a single 5V power supply and only four external capacitors (0.1μF). Typical applications are in: portable computers, low power modems, interfaces translation, battery powered RS-232 system, multi-drop RS-232 networks.
-
All features
- Operating temperature range:
-40° to 85°C 0° to 70°C - Data rate (typ): 220Kbps
- Supply voltage range: 4.5 to 5.5V
- Transmitter output voltage swing (typ): ±7.8V
- Supply current no load (typ): 5mA
- Receiver input voltage range: ±30V
- Compatible with MAX232 and MAX202
- Controlled output slew rate
- Operating temperature range:
Recommended for you
Events and Seminars
All resources
Resource title | Version | Latest update |
---|
Product Specifications (1)
Resource title | Version | Latest update | ||
---|---|---|---|---|
14.2 | 19 Sep 2016 | 19 Sep 2016 |
Brochures (1)
Resource title | Version | Latest update | ||
---|---|---|---|---|
12.24 | 17 Dec 2024 | 17 Dec 2024 |
EDA Symbols, Footprints and 3D Models
STMicroelectronics - ST232B
Speed up your design by downloading all the EDA symbols, footprints and 3D models for your application. You have access to a large number of CAD formats to fit with your design toolchain.
Please select one model supplier :

Symbols

Footprints

3D models
Quality and Reliability
Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
---|---|---|---|---|---|
ST232BDR | Active | SO-16 | Industrial | Ecopack3 | |
ST232BTR | Active | TSSOP-16L | Industrial | Ecopack3 |
Marketing Status
Package
SO-16
Grade
Industrial
RoHS Compliance Grade
Ecopack3
(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.
Sample & Buy
Part Number | Marketing Status | Budgetary Price (US$)*/Qty | Order from ST | Order from distributors | Package | Packing Type | RoHS | Country of Origin | ECCN (US) | ECCN (EU) | Operating temperature (°C) | Operating Temperature (°C) (max) | |||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
min | max | ||||||||||||||||||||||||||||||||||||||||||||||||||||
ST232BTR | Active | 0.3729 / 1k | Available at 4 distributors Distributor availability of ST232BTR
Distributor reported inventory date: 2/27/2025 | | | | Buy from Distributor | | TSSOP-16L | Tape and Reel | CHINA | EAR99 | NEC | -40 | 85 | ||||||||||||||||||||||||||||||||||||||
ST232BDR | Active | 0.3429 / 1k | Available at 6 distributors Distributor availability of ST232BDR
Distributor reported inventory date: 2/28/2025 | | | | Buy from Distributor | | SO-16 | Tape and Reel | CHINA | EAR99 | NEC | -40 | 85 |
ST232BTR Active
Part Number:
ST232BTR
Operating Temperature (°C)
Min:
-40
Max:
85
Farnell Element14
Stock
8907Min.Order
1MOUSER
Stock
3007Min.Order
1DIGIKEY
Stock
25934Min.Order
1Newark Element14
Stock
264Min.Order
0Distributor reported inventory date: 2/27/2025
Stock
Min.Order
ST232BDR Active
Part Number:
ST232BDR
Operating Temperature (°C)
Min:
-40
Max:
85
Farnell Element14
Stock
14128Min.Order
1ANGLIA Live
Stock
126380Min.Order
10MOUSER
Stock
11922Min.Order
1FUTURE
Stock
12232Min.Order
0DIGIKEY
Stock
2632Min.Order
1YOSUN
Stock
100Min.Order
1Distributor reported inventory date: 2/28/2025
Stock
Min.Order
(*) Suggested Resale Price (USD) per defined quantity for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors