Overview
The ST232EBTR is a two-driver, two-receiver integrated circuit (IC) designed by STMicroelectronics for RS-232 and V.28 communications. This device is particularly suited for harsh environments due to its robust ESD protection and reliable performance. It operates from a single 5 V power supply and is available in various package types, including SO16 and TSSOP16, to accommodate different design needs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VCC) | -0.3 to 6 | V |
| ESD Protection | ±15 kV | Human Body Model |
| Data Rate | Up to 230 kbps | kbits/s |
| Slew Rate Range | 3 to 30 | V/µs |
| Operating Temperature Range | -40 to 85 °C | °C |
| Package Types | SO16, TSSOP16 | |
| Capacitor Values | Four 1 µF capacitors | µF |
| Power Supply Current (No Load) | 5 to 10 | mA |
Key Features
- ESD protection for RS-232 I/O pins: ±15 kV human body model
- Guaranteed data rate up to 230 kbps
- Guaranteed slew rate range of 3 to 30 V/µs
- Operates from a single 5 V power supply
- Compliant with EIA/TIA-232E and CCITT V.28 specifications
- Available in SO16 and TSSOP16 packages
- Uses four 1 µF capacitors for the ST232EB series, reducing cost and board space
Applications
The ST232EBTR is designed for use in various communication systems that require reliable and robust RS-232 and V.28 interfaces. These include:
- Industrial control systems
- Medical devices
- Aerospace and defense systems
- Automotive systems
- Any application requiring ESD-protected serial communication in harsh environments
Q & A
- What is the primary function of the ST232EBTR?
The ST232EBTR is a two-driver, two-receiver IC designed for RS-232 and V.28 communications.
- What level of ESD protection does the ST232EBTR offer?
The ST232EBTR offers ±15 kV ESD protection for RS-232 I/O pins.
- What is the maximum data rate supported by the ST232EBTR?
The ST232EBTR supports data rates up to 230 kbps.
- What is the operating voltage of the ST232EBTR?
The ST232EBTR operates from a single 5 V power supply.
- What types of packages are available for the ST232EBTR?
The ST232EBTR is available in SO16 and TSSOP16 packages.
- What are the capacitor requirements for the ST232EBTR?
The ST232EBTR requires four 1 µF capacitors.
- What are the typical applications of the ST232EBTR?
The ST232EBTR is used in industrial control systems, medical devices, aerospace and defense systems, automotive systems, and any application requiring ESD-protected serial communication in harsh environments.
- What are the operating temperature ranges for the ST232EBTR?
The ST232EBTR operates in the temperature range of -40 to 85 °C.
- Is the ST232EBTR compliant with industry standards?
Yes, the ST232EBTR is compliant with EIA/TIA-232E and CCITT V.28 specifications.
- What is the significance of the slew rate range in the ST232EBTR?
The slew rate range of 3 to 30 V/µs ensures reliable and stable signal transmission.
