XR4151CP-F EXAR Integrated Circuit (Dual-In-Line Packages) In Stock

EXAR XR4151CP-F is a single-channel voltage-to-frequency converter for analog signal processing. It supports 0.1 MHz operation, 0.05% maximum linearity error, and a lead-free 8-pin DIP package. From $2.00, in stock with worldwide shipping.

OBSOLETEIntegrated CircuitVerified Jul 2026
Package / Visual Reference
XR4151CP-FDual-In-Line Packages
Quick Facts
Manufacturer
EXAR
Package
Dual-In-Line Packages
Pin Count
8
Lifecycle
OBSOLETE
Category
Integrated Circuit
Price
From $1.3010(MOQ 100)
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 XR4151CP-F?

  • Voltage-to-frequency conversion up to 0.1 MHz
  • 0.05% maximum linearity error for accurate analog processing
  • Single-function architecture in a through-hole DIP-8 package
  • Lead-free plastic package for conventional PCB assembly

What is XR4151CP-F used for?

Useful in analog-to-digital interfaces, isolated measurement links, telemetry, motor-speed sensing, and instrumentation signal conditioning. Its frequency output enables robust transmission of proportional analog measurements.

What are the specifications of XR4151CP-F?

Pbfree CodeYes
YTEOL0
Converter TypeVOLTAGE TO FREQUENCY CONVERTER
JESD-30 CodeR-PDIP-T8
JESD-609 Codee3
Linearity Error-Max (EL)0.05%
Number of Functions1
Operating Frequency-Max0.1MHz
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeDIP8,.3
Package ShapeRECTANGULAR
Package StyleIN-LINE
Positive Input Voltage-Max12V
Qualification StatusNot Qualified
Supply Current-Max7.5mA
Supply Voltage-Max22V
Supply Voltage-Min8V
Supply Voltage-Nom15V
Surface MountNO
Temperature GradeCOMMERCIAL
Terminal FinishMATTE TIN
Terminal FormTHROUGH-HOLE
Terminal Pitch2.54mm
Terminal PositionDUAL
PackageDual-In-Line Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
HTS Code8542.39.00.50

Where can I find the XR4151CP-F datasheet?

XR4151CP-F Datasheet Download

Official datasheet from EXAR

What are equivalent replacements for XR4151CP-F?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

How linear is the XR4151CP-F voltage-to-frequency transfer?

The specified maximum linearity error is 0.05%, supporting measurement and control designs that require a frequency output proportional to an analog input.

Which output-frequency range should designers plan around?

The listed maximum operating frequency is 0.1 MHz, or 100 kHz, so timing components and downstream counters should be selected for that range.

Does the package support replacement on legacy through-hole boards?

XR4151CP-F uses an 8-pin plastic DIP body with 0.300-inch width, but confirm the full pinout and electrical limits before replacing another converter.

Related Guides

Why Buy from FindMyChip

Authorized Source
Verified supply chain with full traceability & inspection
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 EXAR

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

AvailabilityIn Stock
Reference Price (USD)
From $1.3010
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
100+$1.4540$145.40
250+$1.3920$348.00
500+$1.3010$650.50
pcs
Unit price: $1.4540 · Total: $145.40

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