Overview
The MAX3232IDE4, produced by Texas Instruments, is a 3-V to 5.5-V multichannel RS-232 line driver and receiver. This device is designed to provide an electrical interface between an asynchronous communication controller and a serial-port connector, adhering to the TIA/EIA-232-F standards. It features two line drivers and two line receivers, along with a dual charge-pump circuit that enables operation from a single 3-V to 5.5-V supply. The MAX3232IDE4 is known for its robust ESD protection, low power consumption, and high data signaling rates, making it suitable for a variety of applications.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Category | Integrated Circuits (ICs) - Interface - Drivers, Receivers, Transceivers |
| Package | 16-SOIC (0.154", 3.90mm Width) |
| Type | Transceiver |
| Protocol | RS232 |
| Number of Drivers/Receivers | 2/2 |
| Duplex | Full |
| Receiver Hysteresis | 300 mV |
| Data Rate | 250 kbps |
| Voltage - Supply | 3 V ~ 5.5 V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| ESD Protection | ±15 kV (HBM), ±8 kV (IEC61000-4-2, Contact discharge), ±15 kV (IEC61000-4-2, Air-gap discharge) |
Key Features
- Operates from a single 3-V to 5.5-V supply using a dual charge-pump circuit and four small external capacitors.
- Meets or exceeds the requirements of TIA/EIA-232-F and ITU V.28 standards.
- Provides ±15-kV ESD protection for RS-232 bus pins using the human-body model (HBM) and IEC61000-4-2 standards.
- Supports data signaling rates up to 250 kbit/s and a maximum of 30-V/μs driver output slew rate.
- Low supply current: 300 μA typical.
- Accepts 5-V logic input with a 3.3-V supply.
- Outputs are protected against shorts to ground.
Applications
- Industrial PCs
- Wired networking
- Data center and enterprise networking
- Battery-powered systems
- PDAs, notebooks, laptops, and palmtop PCs
- Hand-held equipment
Q & A
- What is the MAX3232IDE4 used for?
The MAX3232IDE4 is used to provide an electrical interface between an asynchronous communication controller and a serial-port connector, adhering to RS-232 standards.
- What is the operating voltage range of the MAX3232IDE4?
The operating voltage range is from 3 V to 5.5 V.
- What is the maximum data rate supported by the MAX3232IDE4?
The device supports data signaling rates up to 250 kbit/s.
- What kind of ESD protection does the MAX3232IDE4 offer?
The device offers ±15-kV ESD protection using the human-body model (HBM) and IEC61000-4-2 standards.
- What is the typical supply current of the MAX3232IDE4?
The typical supply current is 300 μA.
- Can the MAX3232IDE4 operate with 5-V logic input on a 3.3-V supply?
- What is the operating temperature range of the MAX3232IDE4?
The operating temperature range is from -40°C to 85°C.
- What type of package does the MAX3232IDE4 come in?
The device comes in a 16-SOIC package.
- Is the MAX3232IDE4 protected against shorts to ground?
- What are some common applications of the MAX3232IDE4?
