LM2901D
Texas InstrumentsUnited States

LM2901D

ActiveComparatorsSOIC

IC QUAD DIFF COMP 14-SOIC

LM2901D is a quad differential comparator in a 14-pin SOIC package. It operates from 2V to 36V with a temperature range of -40°C to 125°C. Features include low input bias current, low quiescent current, and open-collector outputs compatible with TTL, MOS, and CMOS logic.Checked against the datasheet

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Technical parameters

Key specs

Elements4
Output typeOpen drain
Supply voltage2 ~ 36 V
Quiescent current800 µATyp · 1.2 mA (max) at VS=5V

Datasheet-verified parameters

18 items
ParameterValue and test conditionsSource
Channels4
Output TypeOpen-collector
Response Time1 μsec (typ)
Supply Voltage2 to 36 V
Quiescent current0.8 mA (typ), 1.2 mA (max) at VS=5V, no load
PackageSOIC (14)
Operating Temperature-40 to 125 °C
GradeIndustrial
Input offset voltage±0.37 mV (typ), ±3.5 mV (max) at VS=5 to 36V, TA=25°C
Input bias current-3.5 nA (typ), -25 nA (max) at TA=25°C
Common mode range(V-) to (V+) - 1.5 V at VS=3 to 36V
Low level output Voltage110 mV (typ), 400 mV (max) at ISINK≤4mA, VID=-1V
Low level output current6 mA (min), 21 mA (typ) at VOL=1.5V, VID=-1V, VS=5V
Absolute Maximum Ratings: Supply voltage-0.3 V (min), 38 V (max)
Absolute Maximum Ratings: Differential input voltage±38 V (max)
Absolute Maximum Ratings: Output sink current25 mA (max)
Absolute Maximum Ratings: Junction temperature150 °C (max)
ESD rating (HBM)2000 V
All parameters (20)ExpandCollapse
Power
Current - Input Bias (Max)0.25µA @ 5V
Current - Output (Typ)20mA
Current - Quiescent (Max)2.5mA
Voltage - Supply, Single/Dual (±)2V ~ 30V, ±1V ~ 15V
AC and DC characteristics
CMRR, PSRR (Typ)-
Propagation Delay (Max)-
Voltage - Input Offset (Max)7mV @ 30V
Environment and package
Mounting TypeSurface Mount
Operating Temperature-40°C~125°C
PackageTube
Package / Case14-SOIC (0.154", 3.90mm Width)
Supplier Device Package14-SOIC
Other
Base Product NumberLM2901
Hysteresis-
MfrTexas Instruments
Number of Elements4
Output TypeCMOS, MOS, Open-Collector, TTL
Product StatusActive
Series-
TypeGeneral Purpose

Pinout and package

Figure 5-1. D, DB, N, NS, PW P…
Figure 5-1. D, DB, N, NS, PW P…
Package: SOIC (14)
PinNameFunctionSource
1OUT1, Output pin of the comparator 2
2OUT2, Output pin of the comparator 1
3VCC, Positive supply
4IN2-, Negative input pin of the comparator 1
5IN2+, Positive input pin of the comparator 1
6IN1-, Negative input pin of the comparator 2
7IN1+, Positive input pin of the comparator 2
8IN3-, Negative input pin of the comparator 3
9IN3+, Positive input pin of the comparator 3
10IN4-, Negative input pin of the comparator 4
11IN4+, Positive input pin of the comparator 4
12GND, Negative supply
13OUT4, Output pin of the comparator 4
14OUT3, Output pin of the comparator 3

Documents

DatasheetDatasheet · 2.4 MB · 2026-10-28
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