MAX3221EIPWG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The MAX3221EIPWG4 is a single-channel RS-232 line driver and receiver compliant with EIA/TIA-232-F in a 16-pin TSSOP package. Features Schmitt-trigger inputs, 3V to 5.5V supply operation, and integrated charge pump for RS-232 voltage generation. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- OBSOLETE
- Datasheet
- MAX3221EIPWG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of MAX3221EIPWG4?
- Single-driver single-receiver RS-232 transceiver integrates charge pump eliminating external ±12V supply
- Schmitt-trigger receiver inputs provide noise immunity for reliable data reception on long or noisy serial cables
- Operates from 3V to 5.5V supply with compatibility for both 3.3V and 5V microcontroller UART interfaces
- EIA/TIA-232-F compliant ensuring interoperability with standard RS-232 serial communication equipment worldwide
What is MAX3221EIPWG4 used for?
The MAX3221EIPWG4 is used for RS-232 serial communication interfaces in embedded systems, industrial controllers, and test equipment where a microcontroller UART needs to connect to standard RS-232 serial ports. Its integrated charge pump eliminates the need for external ±12V supplies, simplifying board design for portable instruments, modems, and GPS receivers. The device is widely deployed in data terminals, point-of-sale systems, and remote monitoring equipment requiring reliable EIA-232 serial communication.
What are the specifications of MAX3221EIPWG4?
| Pbfree Code | Yes |
| YTEOL | 0 |
| Additional Feature | ALSO OPERATES AT 5V SUPPLY |
| Differential Output | NO |
| Driver Number of Bits | 1 |
| High Level Input Current-Max | 0.000001A |
| 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 | 1 |
| Out Swing-Min | 10V |
| Output Characteristics | 3-STATE |
| Output Low Current-Max | 0.0016A |
| Output Polarity | INVERTED |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP16,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Receive Delay-Max | 150ns |
| Receiver Number of Bits | 1 |
| Supply Current-Max | 0.01mA |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 3V |
| Supply Voltage-Nom | 3.3V |
| Supply Voltage1-Max | 3.6V |
| Supply Voltage1-Min | 3V |
| Supply Voltage1-Nom | 3.3V |
| Surface Mount | YES |
| Technology | BICMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Where can I find the MAX3221EIPWG4 datasheet?
MAX3221EIPWG4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for MAX3221EIPWG4?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What supply voltage does the MAX3221EIPWG4 require?
The MAX3221EIPWG4 operates from a single supply voltage of 3V to 5.5V, covering both 3.3V and 5V systems. Its integrated charge pump generates the ±5.5V to ±13.2V signals required by the RS-232 standard without needing an external dual-supply rail.
How many drivers and receivers are in the MAX3221EIPWG4?
The MAX3221EIPWG4 contains one RS-232 line driver and one line receiver in a single 16-pin TSSOP package, making it ideal for single-channel UART-to-RS-232 conversion in space-constrained embedded systems and portable devices.
Does the MAX3221EIPWG4 support 3.3V microcontroller interfaces?
Yes, the MAX3221EIPWG4 can operate at a 3.3V supply and interfaces directly with 3.3V microcontroller UART pins. The TTL/CMOS-compatible logic-side pins accept 3.3V logic levels while the RS-232 side generates and accepts standard RS-232 voltage levels.
What RS-232 standards does the MAX3221EIPWG4 comply with?
The MAX3221EIPWG4 is compliant with EIA-232-F, TIA-232-F, and V.28 serial communication standards, ensuring full interoperability with RS-232 serial ports on computers, industrial equipment, modems, and test instruments worldwide.
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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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