Overview
The ADM3222ARS-REEL7, produced by Analog Devices Inc., is a robust RS232 transceiver designed to facilitate reliable serial data transmission in various digital communication protocols. This component features full duplex communication capability, enabling simultaneous transmission and reception of data. It is part of the ADM3202/ADM3222/ADM1385 family, known for their high-speed and low-power consumption, making them ideal for a wide range of applications, including industrial controls, point of sale systems, and networking equipment.
Key Specifications
| Parameter | Value |
|---|---|
| Protocol | RS232 |
| Number of Drivers/Receivers | 2/2 |
| Duplex | Full |
| Data Rate | Up to 460 kbps |
| Voltage Supply | 3V to 5.5V |
| Operating Temperature | -40°C to 85°C |
| Package | 20-SSOP |
| Receiver Hysteresis | 400 mV |
| ESD Protection | Up to ±30 V on RS-232 inputs |
Key Features
- RS232 protocol support for comprehensive serial communication
- Full duplex capability enabling simultaneous transmission and reception
- 2 drivers and 2 receivers to support multiple data lines
- High data rate support up to 460 kbps for swift data communication
- Receiver hysteresis of 400 mV for improved noise rejection
- Broad voltage supply range from 3V to 5.5V, enhancing compatibility with various logic levels
- Operating temperature range from -40°C to 85°C ensures reliability under extreme conditions
- Internal 5 kΩ pull-down resistors on each input for overvoltage protection
- Schmitt-trigger inputs with a hysteresis level of 0.4 V for error-free reception
- Low power consumption and shutdown facility for battery-powered applications
Applications
- Industrial controls
- Point of Sale (POS) systems
- Data communication systems
- Networking equipment
- Portable instruments, such as printers, palmtop computers, and PDAs
Q & A
- What is the primary function of the ADM3222ARS-REEL7?
The primary function of the ADM3222ARS-REEL7 is to facilitate reliable serial data transmission using the RS232 protocol, supporting full duplex communication.
- What is the maximum data rate supported by the ADM3222ARS-REEL7?
The ADM3222ARS-REEL7 supports data rates up to 460 kbps.
- What is the operating temperature range of the ADM3222ARS-REEL7?
The operating temperature range is from -40°C to 85°C.
- What type of package does the ADM3222ARS-REEL7 come in?
The component comes in a 20-SSOP package.
- Does the ADM3222ARS-REEL7 have ESD protection?
- What is the voltage supply range for the ADM3222ARS-REEL7?
The voltage supply range is from 3V to 5.5V.
- What are the key applications of the ADM3222ARS-REEL7?
Key applications include industrial controls, POS systems, data communication systems, and networking equipment.
- Does the ADM3222ARS-REEL7 support shutdown and enable functions?
- What type of logic levels do the transmitter and receiver inputs/outputs use?
The transmitter inputs accept TTL/CMOS levels, while the receiver outputs are CMOS logic levels.
- Is the ADM3222ARS-REEL7 suitable for battery-powered applications?
