Overview
The ADM202JRN, produced by Analog Devices Inc., is a robust RS-232 transceiver designed for reliable bidirectional communication in various applications. This 2-channel RS-232 line driver/receiver pair operates from a single 5 V power supply, making it highly efficient and versatile. The ADM202JRN meets or exceeds the TIA/EIA-232-E and V.28 specifications, ensuring compliance with industry standards.
Key Specifications
| Parameter | Description |
|---|---|
| Supply Voltage | 5 V ± 10% |
| Transmission Rate | Up to 120 kB |
| Number of Drivers/Receivers | 2 drivers, 2 receivers |
| Operating Temperature | 0°C to 70°C |
| ESD Protection | ±15 kV on transmitter outputs and receiver inputs |
| Package Options | 16-lead PDIP, narrow and wide 16-lead SOIC |
| Power Consumption | Approximately 10 mW |
| Receiver Hysteresis | 400 mV for improved noise rejection |
Key Features
- Full-duplex communication capability
- Highly efficient on-chip charge pump design allowing for small 0.1 µF capacitors
- Fast driver slew rates enabling operation up to 120 kB
- High drive currents for extended cable lengths
- Overvoltage protection allowing receiver inputs to withstand continuous voltages in excess of ±30 V
- ESD protection to levels greater than 2 kV on all pins
- Epitaxial BiCMOS construction minimizing power consumption and guarding against latch-up
Applications
- Telecommunications
- Industrial control systems
- Point of sale (POS) terminals
- Data acquisition systems
Q & A
- What is the primary function of the ADM202JRN? The ADM202JRN is a 2-channel RS-232 line driver/receiver pair designed for bidirectional communication.
- What is the operating supply voltage for the ADM202JRN? The ADM202JRN operates from a single 5 V power supply.
- What are the transmission rates supported by the ADM202JRN? The ADM202JRN supports transmission rates up to 120 kB.
- What type of ESD protection does the ADM202JRN offer? The ADM202JRN offers ±15 kV ESD protection on transmitter outputs and receiver inputs.
- What are the package options available for the ADM202JRN? The ADM202JRN is available in 16-lead PDIP and both narrow and wide 16-lead SOIC packages.
- What is the operating temperature range for the ADM202JRN? The operating temperature range is from 0°C to 70°C.
- Does the ADM202JRN meet industry standards for RS-232 communication? Yes, the ADM202JRN meets or exceeds the TIA/EIA-232-E and V.28 specifications.
- What is the power consumption of the ADM202JRN? The power consumption is approximately 10 mW.
- What is the receiver hysteresis of the ADM202JRN? The receiver hysteresis is 400 mV for improved noise rejection.
- Is the ADM202JRN suitable for noisy environments? Yes, the ADM202JRN is ideal for noisy environments due to its high receiver hysteresis.
