MAX3243ECDBRE4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The MAX3243ECDBRE4 is a triple transmitter, quintuple receiver RS-232 line transceiver from Texas Instruments in a 28-pin SSOP package, compliant with EIA-232-F and TIA-232-F standards. Key specs: Schmitt trigger inputs, 1µA max high-level input current, dual 3.3V/5V supply operation. Available in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 28
- Lifecycle
- OBSOLETE
- Datasheet
- MAX3243ECDBRE4 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
- Triple transmitter and quintuple receiver RS-232 transceiver provides maximum channel density in a 28-pin SSOP package
- Dual-supply compatibility operates at both 3.3V and 5V enabling use across modern and legacy system designs
- Schmitt trigger inputs with 1µA input current deliver noise-immune reception for reliable serial communication
Applications
The MAX3243ECDBRE4 is designed for high-density RS-232 serial communication interfaces in routers, switches, industrial controllers, and embedded computing systems requiring multiple serial ports in a compact footprint. Its triple transmitter and quintuple receiver configuration allows interfacing of up to 3 transmit and 5 receive channels simultaneously, ideal for multi-port serial expansion cards and communication gateways. Support for both 3.3V and 5V supplies ensures backward compatibility with legacy RS-232 equipment while enabling integration into modern low-voltage microcontroller designs.
Specifications
| YTEOL | 0 |
| Additional Feature | ALSO OPERATES AT 5V SUPPLY |
| Differential Output | NO |
| Driver Number of Bits | 3 |
| 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-G28 |
| JESD-609 Code | e4 |
| Number of Functions | 3 |
| Out Swing-Min | 5V |
| Output Characteristics | 3-STATE |
| Output Low Current-Max | 0.0016A |
| Output Polarity | INVERTED |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SSOP28,.3 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Receive Delay-Max | 150ns |
| Receiver Number of Bits | 5 |
| Supply Current-Max | 1mA |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 3V |
| Supply Voltage-Nom | 3.3V |
| 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 | 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 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How many transmitters and receivers does the MAX3243ECDBRE4 include?
The MAX3243ECDBRE4 integrates 3 RS-232 transmitters (drivers) and 5 RS-232 receivers in a single 28-pin SSOP package, providing a high channel count for applications requiring multiple independent RS-232 serial communication ports.
What supply voltages does the MAX3243ECDBRE4 support?
The MAX3243ECDBRE4 operates at both 3.3V and 5V supply voltages, as indicated by its additional feature specification, allowing it to interface seamlessly with both legacy 5V systems and modern 3.3V logic-level microcontrollers and processors.
What interface standards is the MAX3243ECDBRE4 compliant with?
The MAX3243ECDBRE4 complies with EIA-232-F, TIA-232-F, and V.28 serial communication standards, ensuring full interoperability with standard RS-232 devices including modems, serial terminals, industrial controllers, and legacy computer serial ports.
What package does the MAX3243ECDBRE4 use?
The MAX3243ECDBRE4 is housed in a 28-pin SSOP (Shrink Small Outline Package) with JESD-30 code R-PDSO-G28, which offers a smaller PCB footprint than standard SOIC packages while maintaining easy surface-mount assembly in high-density serial interface designs.
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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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