MAX3238ECDB Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
Texas Instruments MAX3238ECDB is a 5-driver/3-receiver RS-232 line transceiver supporting EIA-232-F and TIA-232-F standards with Schmitt trigger inputs. It operates from 3.3V or 5V supply in a 28-pin SSOP package. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 28
- Lifecycle
- OBSOLETE
- Datasheet
- MAX3238ECDB Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of MAX3238ECDB?
- Dual-supply compatibility — operates at both 3.3V and 5V for flexible system integration
- Schmitt trigger inputs on all receivers ensure noise-immune signal conditioning on busy RS-232 lines
- 5 drivers and 3 receivers in a single 28-pin SSOP package reducing BOM count for multi-channel serial interfaces
What is MAX3238ECDB used for?
The MAX3238ECDB is designed for industrial automation controllers and embedded systems that require multi-channel RS-232 serial communication conforming to EIA/TIA-232-F and V.28 standards. Its dual-voltage operation makes it compatible with both legacy 5V platforms and modern 3.3V MCU systems. It is also well suited for medical instruments, POS terminals, and network equipment needing robust, noise-immune serial interfaces.
What are the specifications of MAX3238ECDB?
| Pbfree Code | Yes |
| YTEOL | 0 |
| Additional Feature | ALSO OPERATES AT 5V SUPPLY |
| Differential Output | NO |
| Driver Number of Bits | 5 |
| 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 | 10V |
| Output Characteristics | 3-STATE |
| Output Low Current-Max | 0.000001A |
| 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 | 3 |
| Supply Current-Max | 2mA |
| 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 | 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) | NOT SPECIFIED |
| Transmit Delay-Max | 150ns |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Malaysia |
Where can I find the MAX3238ECDB datasheet?
MAX3238ECDB Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for MAX3238ECDB?
Compatible alternatives and drop-in replacements for MAX3238ECDB:
Frequently Asked Questions
What communication standard does the MAX3238ECDB support?
The MAX3238ECDB is a full RS-232 line transceiver compliant with EIA-232-F, TIA-232-F, and V.28 standards, providing 5 drivers and 3 receivers for multi-channel serial communication in industrial and embedded applications.
What supply voltages are supported by the MAX3238ECDB?
The MAX3238ECDB operates at both 3.3V and 5V supply voltages, making it backward-compatible with 5V legacy systems while also supporting modern 3.3V microcontroller and FPGA platforms without level-shifting components.
What input feature helps the MAX3238ECDB reject noise on RS-232 lines?
The MAX3238ECDB incorporates Schmitt trigger inputs on all receiver channels, which add hysteresis to the switching threshold and prevent false triggering caused by slow signal edges or electrical noise common in long cable RS-232 environments.
What package does the MAX3238ECDB use and how many pins does it have?
The MAX3238ECDB is available in a 28-pin SSOP (Shrink Small Outline Package) identified by JESD-30 code R-PDSO-G28, providing a compact surface-mount footprint suitable for space-constrained PCB designs.
Is the MAX3238ECDB RoHS compliant?
Yes, the MAX3238ECDB carries a Pb-free code of 'Yes', indicating full RoHS compliance and suitability for lead-free manufacturing processes required in consumer, industrial, and medical electronics applications 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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