LM339DR Quad Differential Comparator

Texas Instruments Signal_Chain — specifications, applications, sourcing support and RFQ.

LM339DR Quad Differential Comparator

RFQ Available Sourcing Support Alternative Matching RoHS
Part Number
LM339DR
Manufacturer
Texas Instruments
Package
SOIC (14), D package, 8.70 mm x 3.90 mm
Category
Signal Chain
Product Type
Operational Amplifier

Quick Sourcing Note

LM339DR from Texas Instruments is a Signal_Chain quad differential comparator in a SOIC (14) D package measuring 8.70 mm x 3.90 mm. The device includes four independent voltage comparators and operates from a recommended 2 to 30 V supply. Key parameters include 1 to 2.5 mA total supply current, 25 nA typical input bias current, 250 nA maximum input bias current, and 1.3 µs typical response time. The LM339 family data lists 0 to 70 °C operating temperature, 2000 V HBM ESD rating, and ±1000 V CDM ESD rating. Comparator use cases include differential voltage comparison and multi-channel threshold detection.

Specifications

TypeDescription
Part NumberLM339DR
ManufacturerTexas Instruments
Product TypeOperational Amplifier
CategorySignal Chain
Package / CaseSOIC (14), D package, 8.70 mm x 3.90 mm
Number of Comparators4; device description states four independent voltage comparators
Supply Voltage Range2 to 30 V; LM339 family comparison table
Total Supply Current1 to 2.5 mA; LM339, 5 V to 36 V max
Operating Temperature Range0 to 70 °C; LM339 family comparison table
ESD Rating HBM2000 V; LM339 family comparison table
Input Offset Voltage±9 mV max over temperature; LM339 family comparison table
Input Offset Voltage±4 mV max; LM339A family comparison table
Input Bias Current25 nA typ, 250 nA max; LM339 family comparison table
Response Time1.3 µs typ; LM339 family comparison table
Absolute Maximum Supply Voltage36 V; non-B versions
Absolute Maximum Differential Input Voltage±36 V; non-B versions, xIN+ with respect to xIN-
Absolute Maximum Input Voltage Range-0.3 to 36 V; non-B versions, either input
Absolute Maximum Input Current-50 mA; non-B versions
Absolute Maximum Output Voltage36 V; non-B versions
Absolute Maximum Output Current20 mA; non-B versions
Output Short Circuit DurationUnlimited; non-B versions, short circuit to ground
Operating Virtual-Junction Temperature150 °C; non-B versions absolute maximum rating
Storage Temperature Range-65 to 150 °C; non-B versions
Recommended Supply Voltage2 to 30 V; non-B non-V devices
Recommended Junction Temperature0 to 70 °C; LM339x non-B versions
ESD Rating CDM±1000 V; per ANSI/ESDA/JEDEC JS-002
SOIC Junction-to-Ambient Thermal Resistance111.2 °C/W; D package, 14 pins
SOIC Junction-to-Case Top Thermal Resistance66.9 °C/W; D package, 14 pins
SOIC Junction-to-Board Thermal Resistance67.8 °C/W; D package, 14 pins
Datasheet Statusrequest_only

Product Overview

LM339DR is a Texas Instruments Signal_Chain device identified as a quad differential comparator. The device description states four independent voltage comparators, supporting applications that need multiple voltage comparison channels in one package, such as threshold detection and differential voltage comparison.

Key Features

  • Four independent voltage comparators in one device
  • Recommended 2 to 30 V supply range
  • 1 to 2.5 mA total supply current
  • 25 nA typical input bias current
  • 250 nA maximum input bias current
  • 1.3 µs typical response time
  • ±9 mV maximum input offset over temperature
  • 2000 V HBM ESD rating
  • ±1000 V CDM ESD rating
  • SOIC-14 D package, 8.70 mm x 3.90 mm

Typical Applications

  • Differential voltage comparison
  • Multi-channel threshold detection
  • Comparator-based signal chain circuits
  • Voltage level monitoring
  • Window comparator functions
  • Logic-level comparator interfaces

Procurement Notes

When requesting a quote for LM339DR, buyers should confirm the manufacturer, package or case, required quantity, target date code, compliance documents, packing method, destination country and expected delivery schedule.

If alternatives are acceptable, buyers should share the approved vendor list, required electrical or optical limits, package constraints and qualification requirements. Any alternative part should be reviewed by the buyer's engineering team before production use.

For analog and signal-chain sourcing, supply voltage, bandwidth, accuracy, noise level, package, temperature grade, input/output configuration and qualification requirements should be verified before approval.

FAQ

How many comparators are included in LM339DR?

LM339DR is described as having four independent voltage comparators. This supports four comparator channels within the SOIC (14) D package.

What supply voltage range is recommended for LM339DR?

For non-B non-V devices, the recommended supply voltage is 2 to 30 V. The LM339 family comparison table also lists a 2 to 30 V supply voltage range.

What package is used for LM339DR?

LM339DR is listed in a SOIC (14), D package with package dimensions of 8.70 mm x 3.90 mm.

What response time is specified for the LM339 family?

The LM339 family comparison table lists a typical response time of 1.3 µs. This value is provided as a typical parameter in the extracted datasheet facts.

Technical Review & Sourcing Note

Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: June 30, 2026.

This page is based on manufacturer datasheet information and LDeepAI sourcing review. Specifications should be verified against the official manufacturer datasheet before final procurement or design approval. Final electrical, optical and reliability approval should be confirmed by the buyer's engineering team.

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