Overview
The ST202EBDR is a 2-driver, 2-receiver device designed by STMicroelectronics for RS-232 and V.28 communications in harsh environments. This component is part of the ST202EB, ST202EC, ST232EB, and ST232EC family, which are engineered to meet the demands of rugged operational conditions. Each transmitter output and receiver input is protected against ±15 kV electrostatic discharge (ESD) shocks, ensuring robust performance. The device operates from a single 5 V power supply and complies with EIA/TIA-232E and CCITT V.28 specifications at data rates up to 230 kbps.
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 |
| Transmitter Output Voltage Swing | ±5 to ±9 | V |
| Receiver Input Voltage Range | -30 to 30 | V |
| Operating Temperature Range | -40 to 125 | °C |
| Package Type | SO-16, TSSOP-16L | |
| RoHS Compliance | Ecopack3 |
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
- Compliance with EIA/TIA-232E and CCITT V.28 specifications
- Reduced cost and board space with four 0.1 µF capacitors for ST202EB and ST202EC models
Applications
The ST202EBDR is suitable for various applications requiring robust RS-232 and V.28 communication in harsh environments. These include industrial automation, medical devices, automotive systems, and any other scenario where high reliability and ESD protection are crucial.
Q & A
- What is the primary function of the ST202EBDR?
The ST202EBDR is a 2-driver, 2-receiver device designed for RS-232 and V.28 communications.
- What level of ESD protection does the ST202EBDR offer?
The ST202EBDR offers ±15 kV ESD protection for RS-232 I/O pins.
- What is the maximum data rate supported by the ST202EBDR?
The ST202EBDR supports data rates up to 230 kbps.
- What is the operating voltage of the ST202EBDR?
The ST202EBDR operates from a single 5 V power supply.
- What are the package options available for the ST202EBDR?
The ST202EBDR is available in SO-16 and TSSOP-16L packages.
- Is the ST202EBDR RoHS compliant?
- What is the operating temperature range of the ST202EBDR?
The operating temperature range is -40 to 125 °C.
- How many capacitors are required for the ST202EBDR, and what are their values?
The ST202EBDR requires four 0.1 µF capacitors.
- Does the ST202EBDR meet any specific industry standards?
- What are some typical applications for the ST202EBDR?
Typical applications include industrial automation, medical devices, and automotive systems where robust communication is required.
