MAX232DRE4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The MAX232DRE4 is a dual EIA-232 line driver and receiver IC in a 16-pin SOP package, featuring Schmitt trigger inputs, external charge pump, and compliance with EIA-232-F, TIA-232-F, and V.28 standards. Available from Texas Instruments with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- OBSOLETE
- Datasheet
- MAX232DRE4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual EIA-232 driver and receiver in a single 16-pin SOP package, simplifying RS-232 interface design
- External charge pump generates the required RS-232 voltage levels from a single 5 V supply
- Schmitt trigger inputs provide enhanced noise immunity for reliable serial data reception
- Compliant with EIA-232-F, TIA-232-F, and V.28 standards for broad serial interface compatibility
Applications
The MAX232DRE4 is used in microcontroller and DSP systems requiring RS-232 serial communication with PCs, modems, and legacy serial peripherals operating at standard EIA-232-F voltage levels. Its external charge pump allows operation from a single 5 V power supply, making it ideal for embedded systems without a dedicated negative voltage rail. The device is also employed in industrial automation terminals, GPS receivers, and test equipment requiring robust RS-232 communication links.
Specifications
| Pbfree Code | Yes |
| YTEOL | 0 |
| Additional Feature | EXTERNAL CHARGE PUMP |
| Differential Output | NO |
| Driver Number of Bits | 2 |
| Input Characteristics | SCHMITT TRIGGER |
| Interface IC Type | LINE TRANSCEIVER |
| Interface Standard | EIA-232-F; TIA-232-F; V.28 |
| JESD-30 Code | R-PDSO-G16 |
| JESD-609 Code | e4 |
| Number of Functions | 2 |
| Out Swing-Min | 10V |
| Output Characteristics | TOTEM-POLE |
| Output Low Current-Max | 0.0032A |
| Output Polarity | INVERTED |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP16,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Receiver Number of Bits | 2 |
| Supply Current-Max | 10mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 4.5V |
| Supply Voltage-Nom | 5V |
| Supply Voltage1-Max | 5.5V |
| Supply Voltage1-Min | 4.5V |
| Supply Voltage1-Nom | 5V |
| Surface Mount | YES |
| Technology | BICMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
| Country of Origin | Malaysia, Mexico |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for MAX232DRE4:
Frequently Asked Questions
What standards does the MAX232DRE4 comply with?
The MAX232DRE4 complies with EIA-232-F, TIA-232-F, and V.28 standards, ensuring full compatibility with legacy RS-232 serial communication equipment and modern embedded microcontroller UART interfaces requiring standard serial protocol support.
How does the MAX232DRE4 generate RS-232 voltage levels?
The MAX232DRE4 uses an external charge pump circuit to generate the higher positive and negative voltage levels required by the RS-232 standard, enabling the IC to operate from a single 5 V supply without a dedicated negative power rail.
How many driver channels does the MAX232DRE4 have?
The MAX232DRE4 includes 2 driver channels (Driver Number of Bits: 2) and corresponding receiver channels, providing a dual RS-232 transceiver function in a single 16-pin SOP package for space-efficient board designs.
What type of inputs does the MAX232DRE4 use?
The MAX232DRE4 features Schmitt trigger inputs, which provide input hysteresis and improved noise immunity, ensuring reliable data reception even in electrically noisy environments such as industrial automation and motor control systems.
What package does the MAX232DRE4 come in and is it RoHS compliant?
The MAX232DRE4 is housed in a 16-pin Small Outline Package (JESD-30 code R-PDSO-G16) and is Pb-free with JESD-609 code e4, making it fully RoHS compliant for use in lead-free PCB assembly environments.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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