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See Technical Specifications

LM339D

Analog Comparators Lo-Pwr Quad Voltage

Manufacturer:

Texas Instruments
Mfr.Part #:

LM339D
Datasheet:

LM339D Datasheet (PDF)
Type:

Differential
Number of Elements:

4
Output Type:

CMOS, MOS, Open-Collector, TTL
Voltage - Supply, Single/Dual (±):

2V ~ 30V, ±1V ~ 15V
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LM339D General Description

The LM339D is a quad voltage comparator, which means it contains four independent voltage comparators in a single package. Each comparator is designed to compare two voltage inputs and provide a high or low output based on the comparison result. This comparator is designed for use in level detection, low-level sensing and memory applications in consumer automotive and industrial electronic applications.

Key Features

Wide SupplyRanges
- Single Supply: 2 V to 36 V (Tested to 30 V for Non-V Devices and 32V for V-Suffix Devices)
- DualSupplies: ±1 V to ±18 V (Tested to ±15 V for Non-V Devices and±16V for V-Suffix Devices)
Low Supply-Current Drain Independent of Supply Voltage: 0.8 mA (Typical)
Low Input Bias Current: 25 nA (Typical)
Low Input Offset Current: 3 nA (Typical) (LM139)
Low Input Offset Voltage: 2 mV (Typical)
Common-Mode Input Voltage Range Includes Ground
Differential Input Voltage Range Equal to Maximum-Rated Supply Voltage: ±36V
Low Output Saturation Voltage
Output Compatible With TTL, MOS, and CMOS
On Products Compliantto MIL-PRF-38535, All Parameters Are Tested Unless Otherwise Noted. On All Other Products, ProductionProcessing Does Not Necessarily Include Testing of All Parameters.

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Application

Voltage Monitoring: It is used to compare input voltages against reference voltages to monitor and control different states or conditions in electronic systems.
Window Comparators: LM339D is used to create window comparator circuits for applications like overvoltage and undervoltage protection.
Signal Conditioning: It can be used for signal conditioning, such as shaping input signals and generating digital outputs based on analog inputs.
Voltage Level Detection: It is used to detect and switch digital signals based on the level of an analog input signal.
PWM (Pulse Width Modulation): It can be used in pulse-width modulation applications, such as controlling the duty cycle of a signal based on a reference voltage.
Switching and Timing Circuits: The LM339D is used in various timing and control circuits for generating square wave signals and timing functions.

Specifications

Category	Integrated Circuits (ICs)LinearComparators	Series	-
Type	Differential	Number of Elements	4
Output Type	CMOS, MOS, Open-Collector, TTL	Voltage - Supply, Single/Dual (±)	2V ~ 30V, ±1V ~ 15V
Voltage - Input Offset (Max)	5mV @ 30V	Current - Input Bias (Max)	0.25µA @ 5V
Current - Output (Typ)	20mA	Current - Quiescent (Max)	2.5mA
CMRR, PSRR (Typ)	-	Propagation Delay (Max)	-
Hysteresis	-	Operating Temperature	0°C ~ 70°C
Mounting Type	Surface Mount	Base Product Number	LM339