Overview
The MAX3232EIDBR 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 MAX3232EIDBR includes two line drivers and two line receivers, ensuring full-duplex communication capabilities.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | 16-SSOP (0.209", 5.30mm Width) |
| Protocol | RS232 |
| Number of Drivers/Receivers | 2/2 |
| Duplex | Full |
| Receiver Hysteresis | 300mV |
| Data Rate | Up to 250 kbps |
| Supply Voltage | 3 V to 5.5 V |
| Operating Temperature | -40°C to +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
- ESD protection for RS-232 bus pins: ±15 kV (HBM), ±8 kV (IEC61000-4-2, Contact discharge), and ±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 3-V to 5.5-V VCC supply
- Two line drivers and two line receivers for full-duplex communication
- Low supply current: 300 μA (typical)
- External capacitors: 4 × 0.1 μF required
- Accepts 5-V logic input with a 3.3-V supply
- Pin compatible with alternative high-speed devices (1 Mbit/s): SN65C3232E and SN75C3232E
Applications
- Industrial PCs
- Wired networking
- Data center and enterprise computing
- Battery-powered systems
- Notebooks and laptops
- Palmtop PCs and hand-held equipment
Q & A
- What is the operating voltage range of the MAX3232EIDBR?
The MAX3232EIDBR operates with a supply voltage ranging from 3 V to 5.5 V
- How many drivers and receivers does the MAX3232EIDBR have?
The device includes two line drivers and two line receivers
- What is the maximum data rate supported by the MAX3232EIDBR?
The device supports data signaling rates up to 250 kbit/s
- What kind of ESD protection does the MAX3232EIDBR 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
- Is the MAX3232EIDBR compatible with high-speed devices?
Yes, it is pin compatible with alternative high-speed devices such as SN65C3232E and SN75C3232E
- What is the typical supply current of the MAX3232EIDBR?
The typical supply current is 300 μA
- What external components are required for the MAX3232EIDBR to operate?
The device requires four external capacitors of 0.1 μF each
- What are the operating temperature ranges for the MAX3232EIDBR?
The device operates within a temperature range of -40°C to +85°C
- What type of mounting does the MAX3232EIDBR use?
The device uses surface mount technology
- What standards does the MAX3232EIDBR comply with?
The device meets or exceeds the requirements of TIA/EIA-232-F and ITU V.28 standards
