MAX3223CDBG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The MAX3223CDBG4 is a multi-channel RS-232 line driver and receiver from Texas Instruments, supporting 3V to 5.5V supply operation and complying with EIA/TIA-232-F and V.28 standards. It features Schmitt trigger inputs and 2-driver, 2-receiver architecture in a 20-pin SOIC package. Available in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- OBSOLETE
- Datasheet
- MAX3223CDBG4 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
- Wide 3V to 5.5V supply range allows direct use with 3.3V and 5V logic systems without level-shift circuitry
- Schmitt trigger receiver inputs provide superior noise immunity for reliable RS-232 communication in noisy environments
- Dual-driver, dual-receiver architecture implements a full 2-channel RS-232 port in a single 20-pin SOIC package
- EIA-232-F / TIA-232-F / V.28 compliant for interoperability with standard RS-232 equipment and cable assemblies
Applications
The MAX3223CDBG4 is used in embedded systems and industrial controllers requiring a standard RS-232 serial port interface for communication with modems, barcode scanners, and legacy instrumentation. Its low-voltage operation makes it ideal for 3.3V microcontroller-based designs where RS-232 level translation is needed without a separate power rail. Communication gateways, GPS modules, and point-of-sale terminals also commonly use this device for UART-to-RS-232 bridging.
Specifications
| YTEOL | 0 |
| Additional Feature | CAN ALSO OPERATE WITH 5V SUPPLY |
| Differential Output | NO |
| Driver Number of Bits | 2 |
| 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-G20 |
| JESD-609 Code | e4 |
| Number of Functions | 2 |
| 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 | SSOP20,.3 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Receiver Number of Bits | 2 |
| Supply Current-Max | 1mA |
| 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 | CMOS |
| 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
Compatible alternatives and drop-in replacements for MAX3223CDBG4:
Frequently Asked Questions
What supply voltage range does the MAX3223CDBG4 support?
The MAX3223CDBG4 operates from 3V to 5.5V supply voltage and can also operate with a 5V supply, making it compatible with both 3.3V and 5V logic systems for RS-232 serial communication without requiring additional voltage translation components.
What communication standard does the MAX3223CDBG4 comply with?
The MAX3223CDBG4 complies with EIA-232-F, TIA-232-F, and V.28 RS-232 standards, ensuring interoperability with all standard RS-232 devices including modems, terminals, and industrial equipment using DB9 or DB25 connectors.
What package does the MAX3223CDBG4 use and is it RoHS compliant?
The MAX3223CDBG4 is housed in a 20-pin SOIC package (JESD-30 R-PDSO-G20) and carries JESD-609 code e4, confirming it is lead-free and fully RoHS compliant for use in commercial, industrial, and environmentally regulated applications worldwide.
What is the input structure of the MAX3223CDBG4 receivers?
The MAX3223CDBG4 uses Schmitt trigger inputs on its RS-232 receiver section, providing hysteresis that improves noise immunity and allows reliable operation even when the incoming RS-232 signal has slow edge rates or moderate noise from long cable runs.
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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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