Overview
The ST202EBWR, part of the ST202EB series, is a dual transmitter and receiver device designed for RS-232 and V.28 communications. These devices are particularly suited for harsh environments due to their robust design and protection features. The ST202EBWR operates from a single 5 V power supply and is compatible with EIA/TIA-232E and CCITT V.28 specifications, ensuring reliable communication at data rates up to 230 kbps.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | -0.3 to 6 | V |
| Operating Temperature Range | -40 to 85 | °C |
| Data Rate | Up to 230 | kbps |
| ESD Protection | ± 15 kV | Human Body Model |
| Transition Slew Rate | 3 to 30 | V/µs |
| Transmitter Output Resistance | 300 | Ω |
| Propagation Delay Time | 0.5 to 10 | µs |
| Package Type | SO-16, TSSOP-16L |
Key Features
- ESD protection for RS-232 I/O pins: ± 15 kV human body model
- Guaranteed 230 kbps data rate
- Guaranteed slew rate range: 3 to 30 V/µs
- Operates from a single 5 V power supply
- Compatible with EIA/TIA-232E and CCITT V.28 specifications
- Uses four external capacitors (0.1 µF for ST202EB, 1 µF for ST232EB)
Applications
The ST202EBWR is designed for use in harsh environments and is suitable for various applications requiring reliable RS-232 and V.28 communication. These include industrial automation, medical devices, automotive systems, and any other scenarios where robust communication and ESD protection are critical.
Q & A
- What is the primary function of the ST202EBWR?
The ST202EBWR is a dual transmitter and receiver device designed for RS-232 and V.28 communications.
- What is the operating voltage of the ST202EBWR?
The ST202EBWR operates from a single 5 V power supply.
- What level of ESD protection does the ST202EBWR offer?
The ST202EBWR offers ± 15 kV ESD protection for RS-232 I/O pins.
- What is the maximum data rate supported by the ST202EBWR?
The ST202EBWR supports data rates up to 230 kbps.
- What are the typical applications for the ST202EBWR?
The ST202EBWR is suitable for industrial automation, medical devices, automotive systems, and other harsh environment applications.
- What are the package options available for the ST202EBWR?
The ST202EBWR is available in SO-16 and TSSOP-16L packages.
- What is the operating temperature range of the ST202EBWR?
The operating temperature range is -40 to 85 °C.
- Does the ST202EBWR require external capacitors?
- Is the ST202EBWR compatible with other RS-232 devices?
- What is the transition slew rate of the ST202EBWR?
The transition slew rate is between 3 to 30 V/µs.
