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LM339
  • LM339
  • LM339
  • LM339
  • LM339
  • LM339
  • LM339

LM339

ACTIVE

Quad differential comparator

Texas Instruments LM339 Product Info

1 April 2026 0

Parameters

Number of channels

4

Output type

Open-collector, Open-drain

Propagation delay time (µs)

1.3

Vs (max) (V)

30

Vs (min) (V)

2

Rating

Catalog

Features

Standard comparator

Iq per channel (typ) (mA)

0.2

Vos (offset voltage at 25°C) (max) (mV)

5

Rail-to-rail

In to V-

Operating temperature range (°C)

0 to 70

Input bias current (±) (max) (nA)

50

VICR (max) (V)

28.5

VICR (min) (V)

0

Package

PDIP (N)-14-181.42 mm² 19.3 x 9.4

Features

  • NEW LM339B and LM2901B
  • Improved specifications of B-version
    • Maximum rating: up to 38V
    • ESD rating (HBM): 2kV
    • Low input offset: 0.37mV
    • Low input bias current: 3.5nA
    • Low supply-current: 200µA per comparator
    • Faster response time of 1µsec
    • Extended temperature range for LM339B
  • B-version is drop-in replacement for LM239, LM339 and LM2901, A and V versions
  • Common-mode input voltage range includes ground
  • Differential input voltage range equal to maximum-rated supply voltage: ±38V
  • Low output saturation voltage
  • Output compatible with TTL, MOS, and CMOS
  • For single version, see the TL331B
  • For dual version, see the LM393B or LM2903B

  • NEW LM339B and LM2901B
  • Improved specifications of B-version
    • Maximum rating: up to 38V
    • ESD rating (HBM): 2kV
    • Low input offset: 0.37mV
    • Low input bias current: 3.5nA
    • Low supply-current: 200µA per comparator
    • Faster response time of 1µsec
    • Extended temperature range for LM339B
  • B-version is drop-in replacement for LM239, LM339 and LM2901, A and V versions
  • Common-mode input voltage range includes ground
  • Differential input voltage range equal to maximum-rated supply voltage: ±38V
  • Low output saturation voltage
  • Output compatible with TTL, MOS, and CMOS
  • For single version, see the TL331B
  • For dual version, see the LM393B or LM2903B

Description

The LM339B and LM2901B devices are the next generation versions of the industry-standard LM339 and LM2901 comparator family. These next generation B-version comparators feature lower offset voltage, higher supply voltage capability, lower supply current, lower input bias current, lower propagation delay, and improved 2 kV ESD performance and input ruggedness through dedicated ESD clamps. The LM339B and LM2901B can drop-in replace the LM239, LM339 and LM2901, for both "A" and "V" grades.

All devices consist of four independent voltage comparators that are designed to operate from a single power supply over a wide range of voltages. Quiescent current is independent of the supply voltage.

The LM339B and LM2901B devices are the next generation versions of the industry-standard LM339 and LM2901 comparator family. These next generation B-version comparators feature lower offset voltage, higher supply voltage capability, lower supply current, lower input bias current, lower propagation delay, and improved 2 kV ESD performance and input ruggedness through dedicated ESD clamps. The LM339B and LM2901B can drop-in replace the LM239, LM339 and LM2901, for both "A" and "V" grades.

All devices consist of four independent voltage comparators that are designed to operate from a single power supply over a wide range of voltages. Quiescent current is independent of the supply voltage.

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