Overview
The ADM211EARS-REEL is a robust RS232 transceiver produced by Analog Devices Inc. This component is designed to facilitate full duplex communication, featuring four drivers and five receivers. It is part of the ADM2xx family of line drivers/receivers, which are intended for EIA-232-E and V.28 communications interfaces. The device operates from a single 5 V supply and is known for its high data integrity and consistent performance across a wide range of operating temperatures.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Drivers/Receivers | 4/5 |
| Duplex | Full |
| Receiver Hysteresis | 650 mV |
| Data Rate | Up to 120 Kbps |
| Voltage Supply | 4.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Package / Case | 28-SSOP |
| ESD Protection (I/O Pins) | ±15 kV Human Body Model, ±15 kV IEC 1000-4-2 Air Discharge, ±8 kV IEC 1000-4-2 Contact Discharge |
Key Features
- Full duplex RS232 transceiver with four drivers and five receivers.
- Data rate up to 120 Kbps.
- Robust receiver hysteresis of 650 mV for high data integrity.
- Operates from a single 5 V supply with built-in charge pump voltage converter to generate ±10 V levels.
- High ESD protection up to ±15 kV and electrical fast transient protection.
- Shutdown and enable control pins for power management.
- Compatible with RS232 protocol and suitable for surface mount applications.
- Durable SSOP packaging ensures product durability and reliability.
Applications
- Telecommunication systems.
- Data acquisition systems.
- Point of sale terminals.
- Industrial control systems.
- Electrically harsh environments where RS-232 cables are frequently unplugged.
Q & A
- What is the ADM211EARS-REEL used for?
The ADM211EARS-REEL is used as a full duplex RS232 transceiver, facilitating communication with four drivers and five receivers.
- What is the operating temperature range of the ADM211EARS-REEL?
The operating temperature range is -40°C to 85°C.
- What is the data rate capability of the ADM211EARS-REEL?
The data rate can go up to 120 Kbps.
- What kind of ESD protection does the ADM211EARS-REEL offer?
The device offers ESD protection up to ±15 kV Human Body Model, ±15 kV IEC 1000-4-2 Air Discharge, and ±8 kV IEC 1000-4-2 Contact Discharge.
- How does the shutdown function work on the ADM211EARS-REEL?
The shutdown function disables the charge pump and all transmitters and receivers, reducing power consumption to 5 µW.
- What type of packaging does the ADM211EARS-REEL come in?
The device comes in a 28-SSOP package.
- Is the ADM211EARS-REEL compatible with RS232 protocol?
- What are some common applications of the ADM211EARS-REEL?
- Does the ADM211EARS-REEL support surface mount assembly?
- What is the voltage supply range for the ADM211EARS-REEL?
The voltage supply range is 4.5V to 5.5V.
