Overview
The MAX202IPW, produced by Texas Instruments, is a 5-V dual RS-232 line driver and receiver. This device is designed to provide the electrical interface between an asynchronous communication controller and the serial-port connector. It consists of two line drivers, two line receivers, and a dual charge-pump circuit, which enables operation from a single 5V supply. The MAX202IPW meets or exceeds the requirements of TIA/EIA-232-F and ITU v.28 standards, making it suitable for a variety of serial communication applications.
Key Specifications
| Specification | Value | Unit |
|---|---|---|
| Supply Voltage (VCC) | 4.5 to 5.5 | V |
| Operating Temperature Range | -40 to 85 | °C |
| Data Signaling Rate | Up to 120 | kbit/s |
| Driver Output Slew Rate | Up to 30 | V/µs |
| ESD Protection | ±15 kV | Human-Body Model |
| Package Type | TSSOP (16 pins) | |
| Package Size | 5 mm x 4.4 mm |
Key Features
- Meets or exceeds the requirements of TIA/EIA-232-F and ITU v.28 standards
- ESD protection for RS-232 bus pins: ±15 kV human-body model
- Operates at 5V VCC supply
- Operates up to 120 kbit/s data signaling rate
- Two drivers and two receivers
- Latch-up performance exceeds 100 mA per JESD 78, class II
- Includes a dual charge-pump circuit for voltage generation
- Receivers convert TIA/EIA-232-F inputs to 5V TTL/CMOS levels with shorted and open fail-safe
Applications
- Battery-powered systems
- Notebooks and laptops
- Palmtop PCs and hand-held equipment
Q & A
- What is the MAX202IPW used for?
The MAX202IPW is used to provide the electrical interface between an asynchronous communication controller and the serial-port connector, facilitating RS-232 serial communication.
- What are the key standards that the MAX202IPW complies with?
The MAX202IPW meets or exceeds the requirements of TIA/EIA-232-F and ITU v.28 standards.
- What is the operating voltage range of the MAX202IPW?
The operating voltage range is from 4.5V to 5.5V.
- What is the maximum data signaling rate supported by the MAX202IPW?
The MAX202IPW supports data signaling rates up to 120 kbit/s.
- What type of ESD protection does the MAX202IPW offer?
The MAX202IPW offers ±15 kV ESD protection for RS-232 bus pins based on the human-body model.
- How many drivers and receivers does the MAX202IPW have?
The MAX202IPW has two drivers and two receivers.
- What is the package type and size of the MAX202IPW?
The MAX202IPW comes in a TSSOP package with 16 pins and measures 5 mm x 4.4 mm.
- What are some common applications of the MAX202IPW?
Common applications include battery-powered systems, notebooks, laptops, palmtop PCs, and hand-held equipment.
- How does the MAX202IPW generate the necessary voltage levels for RS-232 communication?
The MAX202IPW uses a dual charge-pump circuit with four external capacitors to generate the necessary voltage levels from a single 5V supply.
- What is the latch-up performance of the MAX202IPW?
The latch-up performance exceeds 100 mA per JESD 78, class II.
