DS14C89AM/NOPBIn StockTexas Instruments

DS14C89AM/NOPB is a quad RS-232 line receiver IC from Texas Instruments featuring Schmitt trigger inputs and EIA/TIA-232-E compliance. It supports 4 independent receiver channels with 1.8V minimum output swing. From $1.28 in stock with worldwide shipping.

ACTIVEIntegrated CircuitVerified Apr 2026
Package / Visual Reference
DS14C89AM/NOPBSmall Outline Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Small Outline Packages
Pin Count
14
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $1.2750(MOQ 1)
Temp Range
?°C to 70.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Key Features

  • Quad RS-232 line receiver with 4 independent channels for multi-port serial communication
  • Schmitt trigger inputs for superior noise immunity and signal integrity on EIA/TIA-232-E lines
  • Pb-free (e3) small outline 14-pin SOIC package with 15-year estimated end-of-life support
  • Low output leakage current (3.2mA max) ensuring compatibility with standard logic levels
  • Compliant with EIA-232-E, TIA-232-E, and V.28 interface standards for broad interoperability

Applications

The DS14C89AM/NOPB is widely used in industrial automation controllers, embedded systems, and communication equipment that require reliable RS-232 serial data reception. Its quad-channel architecture makes it ideal for multi-port serial interfaces in modems, PLCs, and data acquisition systems. The Schmitt trigger inputs enhance performance in electrically noisy environments such as factory floors and automotive applications.

Specifications

Pbfree CodeYes
YTEOL15
Input CharacteristicsSCHMITT TRIGGER
Interface IC TypeLINE RECEIVER
Interface StandardEIA-232-E; TIA-232-E; V.28
JESD-30 CodeR-PDSO-G14
JESD-609 Codee3
Number of Functions4
Out Swing-Min1.8V
Output Low Current-Max0.0032A
Output PolarityTRUE
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOP14,.25
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Receive Delay-Max6500ns
Receiver Number of Bits4
Supply Current-Max0.9mA
Supply Voltage-Max5.5V
Supply Voltage-Min4.5V
Supply Voltage-Nom5V
Supply Voltage1-Max5.5V
Supply Voltage1-Min4.5V
Supply Voltage1-Nom5V
Surface MountYES
TechnologyCMOS
Temperature GradeCOMMERCIAL
Terminal FinishMatte Tin (Sn)
Terminal FormGULL WING
Terminal Pitch1.27mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.39.00.90

Datasheet

DS14C89AM/NOPB Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for DS14C89AM/NOPB:

DS14C89AMNational Semiconductor Corporation Line

Receiver, 4 Func, 4 Rcvr, CMOS, PDSO14

View Part →

Frequently Asked Questions

What interface standards does the DS14C89AM/NOPB support?

The DS14C89AM/NOPB is fully compliant with EIA-232-E, TIA-232-E, and V.28 interface standards, making it compatible with a wide range of RS-232 serial communication equipment and host systems.

How many receiver channels does the DS14C89AM/NOPB provide?

The DS14C89AM/NOPB provides 4 independent RS-232 receiver channels in a single 14-pin SOIC package, enabling quad-port serial reception with a minimum output swing of 1.8V and a maximum output low current of 3.2mA.

What are the typical applications for the DS14C89AM/NOPB?

This IC is commonly used in modems, industrial PLCs, data acquisition systems, and embedded computing platforms that require multi-channel RS-232 signal reception with noise-immune Schmitt trigger inputs.

Is the DS14C89AM/NOPB RoHS compliant and what is its package type?

Yes, the DS14C89AM/NOPB is Pb-free (JESD-609 code e3) and RoHS compliant. It is available in a 14-pin Small Outline (SOIC) package, designated JESD-30 code R-PDSO-G14, with an estimated end-of-life timeline of 15 years.

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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.

AvailabilityIn Stock
Reference Price (USD)
From $1.2750
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$2.0400$2.04
3+$1.5300$4.59
17+$1.2750$21.67
pcs
Unit price: $2.0400 · Total: $2.04

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.

MR
Marco Rossi
CTO, AutoDrive Systems, Italy