Overview
The MAX3232EIPWRQ1, produced by Texas Instruments, is a 3-V to 5.5-V multichannel RS-232 line driver and receiver. This device is designed to provide an 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 MAX3232EIPWRQ1 is known for its robust ESD protection and low power consumption, making it suitable for a wide range of industrial and consumer electronics.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VCC) | 3 to 5.5 | V |
| Data Signaling Rate | Up to 250 | kbit/s |
| Driver Output Slew Rate | 30 | V/μs |
| 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) |
| Number of Drivers/Receivers | 2 drivers, 2 receivers | - |
| External Capacitors | 4 × 0.1 μF | - |
| Package Options | SOIC (D), SSOP (DB), SOIC (DW), TSSOP (PW) | - |
Key Features
- ESD protection for RS-232 bus pins with ±15 kV (HBM), ±8 kV (IEC61000-4-2, Contact discharge), and ±15 kV (IEC61000-4-2, Air-gap discharge).
- Operates with a single 3-V to 5.5-V supply using a dual charge-pump circuit.
- Meets or exceeds the requirements of TIA/EIA-232-F and ITU V.28 standards.
- Supports data signaling rates up to 250 kbit/s.
- Low supply current: 300 μA (typical).
- Accepts 5-V logic input with 3.3-V supply.
- Pin compatible with alternative high-speed devices like SN65C3232E and SN75C3232E.
Applications
- Industrial PCs
- Wired networking
- Data center and enterprise computing
- Battery-powered systems
- Notebooks
- Palmtop PCs
- Hand-held equipment.
Q & A
- What is the supply voltage range for the MAX3232EIPWRQ1? The supply voltage range is 3 V to 5.5 V.
- What is the maximum data signaling rate supported by the MAX3232EIPWRQ1? The device supports data signaling rates up to 250 kbit/s.
- What level of ESD protection does the MAX3232EIPWRQ1 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.
- How many drivers and receivers does the MAX3232EIPWRQ1 have? The device has two drivers and two receivers.
- What are the package options available for the MAX3232EIPWRQ1? The device is available in SOIC (D), SSOP (DB), SOIC (DW), and TSSOP (PW) packages.
- Does the MAX3232EIPWRQ1 support 5-V logic input with a 3.3-V supply? Yes, it does support 5-V logic input with a 3.3-V supply.
- What is the typical supply current of the MAX3232EIPWRQ1? The typical supply current is 300 μA.
- What are the external capacitors required for the MAX3232EIPWRQ1? The device requires four external capacitors of 0.1 μF each.
- Is the MAX3232EIPWRQ1 pin compatible with other high-speed devices? Yes, it is pin compatible with devices like SN65C3232E and SN75C3232E.
- What are some common applications of the MAX3232EIPWRQ1? Common applications include industrial PCs, wired networking, data center and enterprise computing, battery-powered systems, notebooks, palmtop PCs, and hand-held equipment.
