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LM339 VOLTAGE COMPARATOR IC
ICs & ChipsCode a03d71cbd9

LM339 VOLTAGE COMPARATOR IC

Four individually operated voltage comparators

Rs 55Rs 69-20%
In stock Price updated 15 Nov 2026
Total: Rs 55
  • Delivery in 2 to 4 working daysFree in Islamabad & Rawalpindi above Rs 5,000
  • Cash on deliveryPay when your parcel arrives
  • 7-day checking warrantyDead-on-arrival items replaced
  • Packed with careAnti-static & padded packaging

Highlights

  • Four individually operated voltage comparators
  • Low noise interference among comparators
  • Low Input Offset Voltage
  • Input Common Mode Voltage Range to GND
  • TTL and CMOS compatible
  • ESD Clamps on the inputs increase reliability without affecting device operation
  • Pb Free, Halogen Free/BFR Free and RoHS compliant
  • Oscillators

Specifications

Pin
Name
Single Supply Operation
+3.0 V to +36 V
Dual Supply Operation
+18V and -18V
Low Input Bias Current
25 nA
Low Input Offset Current
5.0 nA
Low Output Saturation Voltage
130 mV @ 4.0 mA

About this product

LM339 is a voltage comparator IC from the LMx39x series and is manufactured by many industries. The devices consist of four independent voltage comparators that are designed to operate from a single power supply. Also, operation from dual supplies is possible, as long as the difference between the two supplies is 2 V to 36 V.

LM339 Pin Configuration

LM339 is a 14 pin device as shown in above pin diagram. Here we will name the pinout of all four comparators on the chip and describe function of each pin.

Pin

Name

Description

1

1OUT

Output pin of the comparator 1

2

2OUT

Output pin of the comparator 2

3

VCC

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