Overview
The MAX3232EIDBE4 is a 3-V to 5.5-V multichannel RS-232 line driver and receiver produced by Texas Instruments. This device is designed to provide the electrical interface between an asynchronous communication controller and the serial-port connector, adhering to the TIA/EIA-232-F and ITU V.28 standards. It features a dual charge-pump circuit that allows operation from a single 3-V to 5.5-V supply, making it versatile for various applications. The MAX3232EIDBE4 includes two line drivers and two line receivers, and it is notable for its robust ESD protection and low supply current.
Key Specifications
| Specification | Value |
|---|---|
| Supply Voltage Range | 3 V to 5.5 V |
| Number of Drivers | 2 |
| Number of Receivers | 2 |
| Data Signaling Rate | Up to 250 kbit/s |
| Driver Output Slew Rate | 30 V/μs (max) |
| ESD Protection | ±15 kV (HBM), ±8 kV (IEC61000-4-2, Contact discharge), ±15 kV (IEC61000-4-2, Air-gap discharge) |
| Supply Current | 300 μA (typical) |
| Operating Temperature Range | 0°C to 70°C |
| Package Types | SOIC (D), SSOP (DB), SOIC (DW), TSSOP (PW) |
| External Capacitors Required | 4 × 0.1 μF |
Key Features
- ESD protection for RS-232 bus pins: ±15 kV (HBM), ±8 kV (IEC61000-4-2, Contact discharge), ±15 kV (IEC61000-4-2, Air-gap discharge)
- Meets or exceeds the requirements of TIA/EIA-232-F and ITU V.28 standards
- Operates with a single 3-V to 5.5-V supply
- Two drivers and two receivers
- Low supply current: 300 μA (typical)
- Accepts 5-V logic input with 3.3-V supply
- Pin compatible to alternative high-speed devices (e.g., SN65C3232E, SN75C3232E)
Applications
- Serial communication interfaces in industrial and commercial equipment
- Point-of-sale terminals and kiosks
- Embedded systems requiring RS-232 communication
- Medical devices with serial interfaces
- Automotive systems with serial communication needs
Q & A
- What is the supply voltage range for the MAX3232EIDBE4?
The supply voltage range is 3 V to 5.5 V.
- How many drivers and receivers does the MAX3232EIDBE4 have?
The device has two line drivers and two line receivers.
- What is the maximum data signaling rate of the MAX3232EIDBE4?
The maximum data signaling rate is up to 250 kbit/s.
- What level of ESD protection does the MAX3232EIDBE4 offer?
The device offers ±15 kV (HBM), ±8 kV (IEC61000-4-2, Contact discharge), and ±15 kV (IEC61000-4-2, Air-gap discharge) ESD protection.
- What is the typical supply current of the MAX3232EIDBE4?
The typical supply current is 300 μA.
- What are the package types available for the MAX3232EIDBE4?
The available package types are SOIC (D), SSOP (DB), SOIC (DW), and TSSOP (PW).
- Does the MAX3232EIDBE4 require external capacitors?
- Is the MAX3232EIDBE4 pin compatible with other high-speed devices?
- What is the operating temperature range of the MAX3232EIDBE4?
The operating temperature range is 0°C to 70°C.
- Does the MAX3232EIDBE4 support 5-V logic input with a 3.3-V supply?
