Overview
The MAX3232CPWRG4 is a highly integrated RS-232 interface IC produced by Texas Instruments. This device is designed to provide a robust and efficient interface between an asynchronous communication controller and a serial-port connector. It features two line drivers, two line receivers, and a dual charge-pump circuit, enabling operation from a single 3-V to 5.5-V supply. The MAX3232CPWRG4 is well-suited for applications requiring reliable serial communication with enhanced ESD protection and low power consumption.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | MAX3232CPWRG4 |
| Package | 16-TSSOP (0.173", 4.40mm Width) |
| Number of Drivers/Receivers | 2/2 |
| Data Rate | Up to 250 kbps |
| Supply Voltage | 3 V to 5.5 V |
| Operating Temperature | 0°C to 70°C |
| ESD Protection | ±15 kV (HBM) |
| Mounting Type | Surface Mount |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Receiver Hysteresis | 300 mV |
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
- Dual charge-pump circuit for voltage generation
- ±15 kV ESD protection on serial-port connection terminals, including GND
- Low supply current: 300 µA typical
- Accepts 5-V logic input with 3.3-V supply
- External capacitors: 4 × 0.1 µF required
- Full-duplex operation
Applications
The MAX3232CPWRG4 is suitable for a variety of applications that require reliable RS-232 serial communication. These include:
- Industrial control systems
- Point-of-sale terminals
- Medical devices
- Automotive systems
- Embedded systems requiring serial communication
Q & A
- What is the MAX3232CPWRG4 used for?
The MAX3232CPWRG4 is used as an RS-232 interface IC, providing the electrical interface between an asynchronous communication controller and a serial-port connector. - What is the operating voltage range of the MAX3232CPWRG4?
The operating voltage range is 3 V to 5.5 V. - How many drivers and receivers does the MAX3232CPWRG4 have?
The device has two line drivers and two line receivers. - What is the maximum data rate supported by the MAX3232CPWRG4?
The maximum data rate supported is up to 250 kbps. - What level of ESD protection does the MAX3232CPWRG4 offer?
The device offers ±15 kV ESD protection using the human-body model (HBM). - What type of package does the MAX3232CPWRG4 come in?
The device comes in a 16-TSSOP package. - What is the operating temperature range of the MAX3232CPWRG4?
The operating temperature range is 0°C to 70°C. - Does the MAX3232CPWRG4 require external capacitors?
Yes, it requires four external 0.1 µF capacitors. - Is the MAX3232CPWRG4 RoHS compliant?
Yes, the MAX3232CPWRG4 is lead-free and RoHS compliant. - What are some common applications of the MAX3232CPWRG4?
Common applications include industrial control systems, point-of-sale terminals, medical devices, and automotive systems.
