MAX222CDWRG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
MAX222CDWRG4 is a dual EIA/TIA-232-F RS-232 line transceiver with Schmitt trigger inputs from Texas Instruments. Features 2 drivers and 2 receivers with charge-pump voltage converter in an 18-pin SOIC package. RoHS compliant and available worldwide for serial communication interface applications.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 18
- Lifecycle
- OBSOLETE
- Datasheet
- MAX222CDWRG4 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 RS-232 line transceiver compliant with EIA-232-F, TIA-232-F, and V.28 standards for reliable serial communication
- Schmitt trigger inputs provide improved noise immunity and hysteresis for cleaner signal reception in noisy environments
- Integrated charge-pump capacitor voltage converter eliminates need for external dual supply, operating from single 5V rail
- Lead-free JESD-609 e4 compliant in 18-pin SOIC (R-PDSO-G18) package suitable for compact serial interface designs
Applications
The MAX222CDWRG4 is designed for RS-232 serial communication interfaces in embedded systems, industrial controllers, and PC peripheral devices requiring reliable full-duplex data transmission. Its single-supply operation with internal charge pump makes it ideal for microcontroller UART-to-RS-232 level conversion in space-constrained boards and battery-powered equipment.
Specifications
| YTEOL | 0 |
| 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-G18 |
| JESD-609 Code | e4 |
| Number of Functions | 2 |
| Out Swing-Min | 10V |
| Output Low Current-Max | 0.00004A |
| Output Polarity | INVERTED |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP18,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Receive Delay-Max | 1000ns |
| 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 | CMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Transmit Delay-Max | 3500ns |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for MAX222CDWRG4:
Frequently Asked Questions
What communication standard does the MAX222CDWRG4 support?
The MAX222CDWRG4 is compliant with EIA-232-F, TIA-232-F, and V.28 serial communication standards, providing full RS-232 level translation with 2 drivers and 2 receivers for bidirectional full-duplex serial data transmission.
What are the Schmitt trigger inputs on the MAX222CDWRG4?
The Schmitt trigger inputs on the MAX222CDWRG4 provide hysteresis in the input switching threshold, improving noise immunity and ensuring clean logic-level transitions even when the incoming RS-232 signal has slow edges or electrical noise superimposed on it.
Does the MAX222CDWRG4 require a dual power supply?
No, the MAX222CDWRG4 integrates an internal charge-pump voltage converter that generates the required positive and negative RS-232 voltage levels from a single 5V supply, simplifying PCB design by eliminating the need for external dual-supply power rails.
What package does the MAX222CDWRG4 come in?
The MAX222CDWRG4 is housed in an 18-pin SOIC package (JESD-30 code R-PDSO-G18), a standard surface-mount small outline package that balances compact PCB footprint with straightforward assembly and rework processes.
What are typical applications for the MAX222CDWRG4?
Typical applications include UART-to-RS-232 level conversion for microcontrollers, serial port interfaces on embedded systems, industrial HMI terminals, barcode scanners, and any equipment requiring reliable RS-232 communication with a compact single-supply solution.
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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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