Overview
The MAX3232IDB is a 3-V to 5.5-V multichannel RS-232 line driver/receiver produced by Texas Instruments. This device is designed to provide a reliable and efficient interface between an asynchronous communication controller and the serial-port connector. It features two line drivers and two line receivers, along with a dual charge-pump circuit that allows operation from a single 3-V to 5.5-V supply. The MAX3232IDB is notable for its ±15-kV ESD protection, making it robust against electrical discharges. It supports data signaling rates up to 250 kbit/s and is suitable for a wide range of applications requiring serial communication.
Key Specifications
| Category | Description |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | MAX3232IDB |
| Package | SSOP-16-208mil |
| Data Rate (Max) | 250 kbps |
| Drivers Per Package | 2 |
| Receivers Per Package | 2 |
| ESD Protection | ±15 kV (HBM) |
| Supply Voltage (Min) | 3 V |
| Supply Voltage (Max) | 5.5 V |
| Operating Temperature Range | -40°C to 85°C |
| Supply Current (Typical) | 300 μA |
| External Capacitors Required | 4 × 0.1 μF |
Key Features
- 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 using a dual charge-pump circuit
- Supports data signaling rates up to 250 kbit/s
- Two line drivers and two line receivers
- ±15-kV ESD protection on all RS-232 bus terminals
- Low supply current: 300 μA typical
- Accepts 5-V logic input with 3.3-V supply
- Full duplex operation
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 MAX3232IDB used for?
The MAX3232IDB is used as a multichannel RS-232 line driver/receiver to provide an interface between an asynchronous communication controller and the serial-port connector.
- What is the operating voltage range of the MAX3232IDB?
The MAX3232IDB operates with a supply voltage range of 3 V to 5.5 V.
- What is the maximum data rate supported by the MAX3232IDB?
The MAX3232IDB supports data signaling rates up to 250 kbit/s.
- How many drivers and receivers does the MAX3232IDB have?
The MAX3232IDB has two line drivers and two line receivers.
- What kind of ESD protection does the MAX3232IDB offer?
The MAX3232IDB offers ±15-kV ESD protection on all RS-232 bus terminals using the human-body model (HBM).
- What is the typical supply current of the MAX3232IDB?
The typical supply current of the MAX3232IDB is 300 μA.
- Does the MAX3232IDB require external capacitors?
- What is the operating temperature range of the MAX3232IDB?
The operating temperature range of the MAX3232IDB is -40°C to 85°C.
- Is the MAX3232IDB RoHS compliant?
- What package type is the MAX3232IDB available in?
The MAX3232IDB is available in an SSOP-16-208mil package.
