Overview
The MAX3232ESE+ is a highly integrated RS-232 transceiver IC produced by Analog Devices Inc./Maxim Integrated. This device is designed to provide a reliable and efficient interface between an asynchronous communication controller and a serial-port connector. It operates within a wide voltage range of 3.0V to 5.5V, making it suitable for various battery-powered and low-voltage systems. The MAX3232ESE+ features a dual charge-pump circuit that generates the necessary voltage levels for RS-232 communication, using only four small external capacitors.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Supply Voltage | 3.0V to 5.5V | V |
| Number of Drivers/Receivers | 2/2 | |
| Duplex | Full Duplex | |
| Data Rate | Up to 235kbps (typical), 120kbps (guaranteed) | kbps |
| Receiver Hysteresis | 300mV | mV |
| Operating Temperature | -40°C to 85°C | °C |
| Package Type | 16-SOIC (Narrow) | |
| ESD Protection | ±15kV (HBM) | kV |
| Propagation Delay Time | 0.3μs | μs |
| Mounting Type | Surface Mount |
Key Features
- Meets or exceeds the requirements of TIA/EIA-232-F for RS-232 communication.
- Dual charge-pump circuit allows operation from a single 3.0V to 5.5V supply.
- ±15kV ESD protection on serial-port connection terminals, including GND.
- Low power consumption with a typical operating supply current of 1mA.
- Supports data signaling rates up to 235kbps and a maximum driver output slew rate of 30-V/μs.
- Outputs are protected against shorts to ground.
- Full duplex operation with two drivers and two receivers.
Applications
- Battery-powered systems.
- PDAs, notebooks, laptops, and palmtop PCs.
- Hand-held equipment and other portable devices.
- Industrial automation and control systems.
- Medical devices and diagnostic equipment.
Q & A
- What is the voltage range for the MAX3232ESE+?
The MAX3232ESE+ operates within a voltage range of 3.0V to 5.5V.
- How many drivers and receivers does the MAX3232ESE+ have?
The MAX3232ESE+ has two drivers and two receivers.
- What is the maximum data rate supported by the MAX3232ESE+?
The MAX3232ESE+ supports data rates up to 235kbps (typical) and is guaranteed for 120kbps.
- What kind of ESD protection does the MAX3232ESE+ offer?
The MAX3232ESE+ offers ±15kV ESD protection using the human-body model (HBM).
- What is the operating temperature range for the MAX3232ESE+?
The operating temperature range is -40°C to 85°C.
- What type of package does the MAX3232ESE+ come in?
The MAX3232ESE+ comes in a 16-SOIC (Narrow) package.
- Is the MAX3232ESE+ RoHS compliant?
Yes, the MAX3232ESE+ is RoHS compliant.
- What is the propagation delay time for the MAX3232ESE+?
The propagation delay time is 0.3μs.
- Can the MAX3232ESE+ be used in battery-powered systems?
Yes, the MAX3232ESE+ is suitable for battery-powered systems due to its low power consumption.
- What are some common applications for the MAX3232ESE+?
Common applications include PDAs, notebooks, laptops, palmtop PCs, hand-held equipment, and industrial automation systems.
