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LM2903M: Pinout, Datasheet, Comparators

The LM2903M comprises of two independent precision voltage comparators. The following article will show the introduction of the component.

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Feb 18, 2022

Elroy Davy

LM2903M - Texas Instruments : Low Power Low Offset Voltage Dual Comparators

 

The LM2903M comprises of two independent precision voltage comparators. The following article will show the introduction of the component.

 

LM2903M

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LM2903M Description

The LM2903M comprises of two independent precision voltage comparators with an offset voltage specification as low as 2.0 mV max for two comparators that were designed to operate across a wide variety of voltages from a single power source. It is also possible to operate from split power supplies, and the low power supply current drain is unaffected by the amount of the power supply voltage. Even though run from a single power supply voltage, these comparators have a unique feature in that the input common-mode voltage range includes ground.

LM2903M Pinout

LM2903M CAD Model

Symbol

Footprint

3D Model

LM2903M Features

• Wide Supply

– Voltage Range: 2.0 V to 36 V

– Single or Dual Supplies: ±1.0 V to ±18 V

• Very Low Supply Current Drain (0.4 mA) —Independent of Supply Voltage

• Low Input Biasing Current: 25 nA

• Low Input Offset Current: ±5 nA

• Maximum Offset voltage: ±3 mV

• Input Common-Mode Voltage Range Includes Ground

• Differential Input Voltage Range Equal to the Power Supply Voltage

• Low Output Saturation Voltage: 250 mV at 4 mA

• Output Voltage Compatible with TTL, DTL, ECL, MOS and CMOS logic systems

• Available in the 8-Bump (12 mil) DSBGA Package

• See AN-1112 (SNVA009) for DSBGA Considerations

LM2903M Functional Block Diagram

LM2903M Equivalents

Part   Number Description Manufacturer
LM2903MEPAMPLIFIER CIRCUITS IC DUAL COMPARATOR, 7000 uV   OFFSET-MAX, 1500 ns RESPONSE TIME, PDSO8, PLASTIC, SOIC-8, Comparator National Semiconductor   Corporation
LM2903MX/NOPBAMPLIFIER   CIRCUITS Low offset, dual   differential comparator 8-SOIC -40 to 85 Texas Instruments
LM2903NAMPLIFIER CIRCUITS DUAL COMPARATOR, 15000uV   OFFSET-MAX, 1500ns RESPONSE TIME, PDIP8, PLASTIC, DIP-8 Texas Instruments
LMT2903DAMPLIFIER CIRCUITS DUAL COMPARATOR, 15000uV   OFFSET-MAX, 1500ns RESPONSE TIME, PDSO8, PLASTIC, SO-8 Motorola Mobility LLC
BA2903FV-E2AMPLIFIER   CIRCUITS Comparator, 2 Func, 15000uV   Offset-Max, 1300ns Response Time, BIPolar, PDSO8, SSOP-8 ROHM Semiconductor
LM2903VDGAMPLIFIER   CIRCUITS Comparator, Dual, Low   Offset Voltage, SOIC-8 Narrow Body, 98-TUBE onsemi
LMT2903DR2AMPLIFIER   CIRCUITS Comparator, 2 Func, 15000uV   Offset-Max, 1500ns Response Time, PDSO8, PLASTIC, SO-8 Motorola Semiconductor   Products
BA2903FVAMPLIFIER CIRCUITS Comparator, 2 Func, 15000uV   Offset-Max, 1300ns Response Time, BIPolar, PDSO8, ROHS COMPLIANT, SSOP-8 ROHM Semiconductor
LM2903DR2GAMPLIFIER   CIRCUITS DUAL COMPARATOR, 15000uV   OFFSET-MAX, 1300ns RESPONSE TIME, PDSO8 Texas Instruments
NJM2903V-(TE1)AMPLIFIER   CIRCUITS Comparator, 2 Func, 7000uV   Offset-Max, 1500ns Response Time, BIPolar, PDSO8, SSOP-8 New Japan Radio Co Ltd

Specifications

LM2903M Tech Specifications

Texas Instruments LM2903M technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments LM2903M.

Product Attribute Attribute Value
Lifecycle StatusACTIVE (Last Updated: 5 days ago)
Factory Lead Time6 Weeks
Contact PlatingLead, Tin
MountSurface Mount
Mounting TypeSurface Mount
Package / Case8-SOIC (0.154, 3.90mm Width)
Number of Pins8Pins
Operating Temperature-40°C~85°C
PackagingTube
JESD-609 Codee0
Part StatusActive
Moisture Sensitivity Level (MSL)1 (Unlimited)
Number of Terminations8Terminations
TerminationSMD/SMT
ECCN CodeEAR99
TypeGeneral Purpose
Terminal FinishTin/Lead (Sn/Pb)
Product Attribute Attribute Value
Max Power Dissipation480mW
Terminal PositionDUAL
Terminal FormGULL WING
Peak Reflow Temperature (Cel)235
Number of Functions2Functions
Supply Voltage5V
Base Part NumberLM2903
Pin Count8
Output TypeCMOS, DTL, ECL, MOS, Open-Collector, TTL
Power Supplies5V
Number of Circuits2Circuits
Nominal Supply Current1mA
Power Dissipation480mW
Output Current16mA
Max Supply Current1mA
Quiescent Current2.5mA
Response Time1.5 μs
Product Attribute Attribute Value
Voltage - Supply, Single/Dual (±)2V~36V ±1V~18V
Input Offset Voltage (Vos)7mV
Voltage Gain100dB
Supply Voltage Limit-Max36V
Input Bias Current250nA
Voltage - Input Offset (Max)7mV @ 30V
Current - Input Bias (Max)0.25μA @ 5V
Current - Output (Typ)16mA @ 5V
Height1.75mm
Length4.9mm
Width3.91mm
Thickness1.58mm
REACH SVHCNo SVHC
Radiation HardeningNo
RoHS StatusNon-RoHS Compliant
Lead FreeLead Free
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LM2903M Applications

• Battery Powered Applications

• Industrial Applications

LM2903M Typical Application Circuit

LM2903M Typical Application Circuit

 

LM2903M Package

LM2903M Manufacturer

Texas Instruments Incorporated (TI) is an American technology company based in Dallas, Texas, that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally. It is one of the top 10 semiconductor companies worldwide based on sales volume. The company's focus is on developing analog chips and embedded processors, which account for more than 80% of its revenue. TI also produces TI digital light processing technology and education technology products including calculators, micro-controllers, and multi-core processors. The company boasts 45,000 patents around the globe as of 2016.

Frequently Asked Questions

What is LM2903M?
The LM2903M comprises of two independent precision voltage comparators with an offset voltage specification as low as 2.0 mV max for two comparators that were designed to operate across a wide variety of voltages from a single power source. It is also possible to operate from split power supplies, and the low power supply current drain is unaffected by the amount of the power supply voltage. Even though run from a single power supply voltage, these comparators have a unique feature in that the input common-mode voltage range includes ground.
What is the recommended operating temperature of the component?
-40°C~85°C.
What is the component’s number of pins?
8.
What is the package of the device?
8-SOIC (0.154, 3.90mm Width).
FAQ
What is LM2903M?
The LM2903M comprises of two independent precision voltage comparators with an offset voltage specification as low as 2.0 mV max for two comparators that were designed to operate across a wide variety of voltages from a single power source. It is also possible to operate from split power supplies, and the low power supply current drain is unaffected by the amount of the power supply voltage. Even though run from a single power supply voltage, these comparators have a unique feature in that the input common-mode voltage range includes ground.
What is the recommended operating temperature of the component?
-40°C~85°C.
What is the component’s number of pins?
8.
What is the package of the device?
8-SOIC (0.154, 3.90mm Width).

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