MAX491ESD+ Maxim Integrated Integrated Circuit (Small Outline Packages) In Stock

MAX491ESD+, Line Transceiver, RS-485, RS-422 2.5Mbit/s Differential, 4.75 → 5.25 V, 14-Pin SOIC

ACTIVEIntegrated CircuitVerified Jun 2026
Package / Visual Reference
MAX491ESD+Small Outline Packages
Quick Facts
Manufacturer
Maxim Integrated
Package
Small Outline Packages
Pin Count
14
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $1.3715(MOQ 3)
Temp Range
-40.0°C to 85.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Specifications

Manufacturer Package Code14-SOIC_N-150_MIL
Date Of Intro2000-01-13
YTEOL9
Differential OutputYES
Driver Number of Bits1
High Level Input Current-Max0.000002A
Input CharacteristicsDIFFERENTIAL SCHMITT TRIGGER
Interface IC TypeLINE TRANSCEIVER
Interface StandardEIA-422; EIA-485
JESD-30 CodeR-PDSO-G14
JESD-609 Codee3
Number of Functions1
Out Swing-Min1.5V
Output CharacteristicsDIFFERENTIAL
Output Low Current-Max0.004A
Output PolarityCOMPLEMENTARY
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOP14,.25
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Receive Delay-Max150ns
Receiver Number of Bits1
Supply Current-Max0.5mA
Supply Voltage-Max5.25V
Supply Voltage-Min4.75V
Supply Voltage-Nom5V
Supply Voltage1-Max5.25V
Supply Voltage1-Min4.75V
Supply Voltage1-Nom5V
Surface MountYES
TechnologyCMOS
Temperature GradeINDUSTRIAL
Terminal FinishMatte Tin (Sn) - annealed
Terminal FormGULL WING
Terminal Pitch1.27mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
Transmit Delay-Max60ns
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.39.00.60
Country of OriginJapan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA

Datasheet

MAX491ESD+ Datasheet Download

Official datasheet from Maxim Integrated

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for MAX491ESD+:

Frequently Asked Questions

What is the price of MAX491ESD+?

MAX491ESD+ is priced from $1.3715 USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.

Is MAX491ESD+ in stock?

MAX491ESD+ is listed as in stock at FindMyChip, sourced from authorized distributors, and ships worldwide with typical 3-7 business day lead time. Submit an RFQ for current quantity pricing, MOQ, and confirmed availability.

Where can I buy MAX491ESD+?

You can buy MAX491ESD+ from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for MAX491ESD+ from Maxim Integrated.

What is the datasheet for MAX491ESD+?

The official MAX491ESD+ datasheet from Maxim Integrated contains full specifications including pin configuration, electrical characteristics, and application notes. Download it directly from the datasheet section above.

What package does MAX491ESD+ come in?

MAX491ESD+ is available in Small Outline Packages packaging. See the package diagram and pinout above for detailed dimensional information.

Why Buy from FindMyChip

Authorized Source
Verified supply chain with full traceability & inspection
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Competitive Pricing
Factory-direct from China distributors, low MOQ
Fast Shipping
DHL Express 3–5 days · FedEx/UPS 5–7 days worldwide
Quality Guaranteed
30-day replacement for defective parts, no questions asked

About Maxim Integrated

Maxim Integrated is a leading electronic component manufacturer. FindMyChip sources Maxim Integrated ICs directly from authorized China distributors, offering competitive pricing and reliable stock.

AvailabilityIn Stock
Reference Price (USD)
From $1.3715
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
3+$2.9900$8.97
10+$2.6800$26.80
50+$2.5000$125.00
135+$1.4857$200.57
175+$1.4286$250.01
219+$1.3715$300.36
pcs
Unit price: $2.9900 · Total: $8.97

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

We've been using FindMyChip for 2 years. Pricing is consistently 20-30% below Mouser/DigiKey for volume orders.

SK
Sarah Kim
VP Engineering, NovaBit Electronics, South Korea