Overview
The ADM3232EARWZ is a 3.3V RS-232 line driver/receiver produced by Analog Devices Inc. This integrated circuit is designed to operate in electrically harsh environments and is particularly suited for applications where RS-232 cables are frequently plugged or unplugged. The device features ±15 kV ESD protection on all RS-232 input/output pins, ensuring compliance with IEC 1000-4-2 requirements. It operates from a single 3.3V power supply, making it ideal for battery-powered portable instruments due to its low power consumption.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | ADM3232EARWZ |
| Package | 16-SOIC (0.295, 7.50mm Width) |
| Pin Count | 16 |
| Operating Supply Voltage | 3.3V |
| Data Rate | Up to 460 kbps |
| Receiver Hysteresis | 500mV |
| ESD Protection | ±15 kV (Human body model and IEC 1000-4-2 air and contact discharge) |
| Logic Function | Receiver, Transceiver |
| Number of Drivers/Receivers | 2/2 |
| Operating Temperature Range | –40°C to +85°C |
| RoHS Compliance | Yes |
Key Features
- ±15 kV ESD protection on all RS-232 input/output pins, ensuring compliance with IEC 1000-4-2 requirements.
- Operation from a single 3.3V power supply, making it suitable for battery-powered devices.
- Low power consumption, ideal for portable applications.
- CMOS technology to minimize power dissipation.
- Full duplex operation.
- Conforms to EIA-232E and ITU-T V.28 specifications.
- Internal charge pump voltage converter for generating RS-232 levels from a 3.3V supply.
Applications
- Battery-powered portable instruments.
- Industrial control systems.
- Point-of-sale terminals.
- Medical devices.
- Any application requiring RS-232 communication in electrically harsh environments.
Q & A
- What is the operating supply voltage of the ADM3232EARWZ?
The operating supply voltage is 3.3V.
- What is the maximum data rate supported by the ADM3232EARWZ?
The maximum data rate is up to 460 kbps.
- Does the ADM3232EARWZ have ESD protection?
Yes, it has ±15 kV ESD protection on all RS-232 input/output pins.
- What is the package type of the ADM3232EARWZ?
The package type is 16-SOIC (0.295, 7.50mm Width).
- Is the ADM3232EARWZ RoHS compliant?
Yes, it is RoHS compliant.
- What are the typical applications of the ADM3232EARWZ?
Typical applications include battery-powered portable instruments, industrial control systems, point-of-sale terminals, and medical devices.
- Does the ADM3232EARWZ support full duplex operation?
Yes, it supports full duplex operation.
- What technology is used to minimize power dissipation in the ADM3232EARWZ?
CMOS technology is used to minimize power dissipation.
- What are the operating temperature ranges for the ADM3232EARWZ?
The operating temperature range is –40°C to +85°C.
- Does the ADM3232EARWZ conform to any specific standards?
Yes, it conforms to EIA-232E and ITU-T V.28 specifications.
