Overview
The ST202EBN, produced by STMicroelectronics, is a 5 V powered, two-driver, two-receiver device designed for RS-232 and V.28 communication standards. This component is particularly suited for applications where ±12 V is not available, utilizing a single 5 V power supply and requiring only four external capacitors. It is known for its robust performance and compatibility with harsh environments.
Key Specifications
| Parameter | Value | Unit | |
|---|---|---|---|
| Supply Voltage Range | 4.5 to 5.5 | V | |
| Supply Current (No Load) | — | 1.5 | mA |
| Transmitter Output Voltage Swing | ± 9 | V | |
| Transition Slew Rate | 12 | V/µs | |
| Receiver Propagation Delay | 0.1 | ms | |
| Receiver Input Voltage Range | ± 30 | V | |
| Data Rate | 400 | kbps | |
| Operating Temperature Range | -40 to 85 °C, 0 to 70 °C | °C | |
| ESD Protection | ± 15 kV |
Key Features
- Single 5 V power supply operation
- Two drivers and two receivers
- Compatible with EIA/TIA-232 and V.28 communication standards
- High transmitter output voltage swing (± 9 V typical)
- Fast transition slew rate (12 V/µs typical)
- Low receiver propagation delay (0.1 ms typical)
- ± 15 kV ESD protection
- Operating temperature range: -40 to 85 °C, 0 to 70 °C
Applications
The ST202EBN is suitable for various applications, including:
- Portable computers
- Low power modems
- Interface translation
- Battery-powered RS-232 networks
- Harsh environment communications
Q & A
- What is the supply voltage range for the ST202EBN?
The supply voltage range is 4.5 to 5.5 V. - How many external capacitors are required for the ST202EBN?
Four external capacitors (0.1 µF each) are required. - What is the typical transmitter output voltage swing?
The typical transmitter output voltage swing is ± 9 V. - What is the transition slew rate of the ST202EBN?
The transition slew rate is 12 V/µs typical. - What is the receiver propagation delay?
The receiver propagation delay is 0.1 ms typical. - What is the data rate capability of the ST202EBN?
The data rate capability is up to 400 kbps. - What is the operating temperature range of the ST202EBN?
The operating temperature range is -40 to 85 °C, 0 to 70 °C. - Does the ST202EBN have ESD protection?
Yes, it has ± 15 kV ESD protection. - What are the typical applications of the ST202EBN?
Typical applications include portable computers, low power modems, interface translation, and battery-powered RS-232 networks. - What packages are available for the ST202EBN?
The component is available in SO16, SO16L, and TSSOP16 packages.
