Texas Instruments LM2903QD Microcontrollers
Dual Comparator IC, 2-Ch, 18V, SOIC, TTL Out, 0.3us
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM2903QD
Detailed Description
Dual Comparator IC, 2-Ch, 18V, SOIC, TTL Out, 0.3us
Package
8-SOIC (0.154", 3.90mm Width)
Lifecycle Status
Active
Datasheet
LM2903QD Datasheet
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Technical Specifications
Texas Instruments LM2903QD Microcontrollers technical specifications.
General
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C
Lifecycle Status
Active
Type
Differential
Output Type
CMOS, MOS, Open-Drain, TTL
Number of Elements
2
Voltage Supply Single Dual
2V ~ 36V, ±1V ~ 18V
Voltage Input Offset Max
7mV @ 30V
Current Input Bias Max
0.25µA @ 5V
Alternate Parts Comparison (LM2903QD vs INA118U/2K5G4 vs INA121U/2K5 vs BQ2002TSNTR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 85°C | -40°C ~ 85°C | 0°C ~ 70°C (TA) |
| Current Input Bias Max | 0.25µA @ 5V | -- | -- | -- |
| Current Output Typ | 20mA | -- | -- | -- |
| Current Quiescent Max | 2.5mA | -- | -- | -- |
| Number of Elements | 2 | -- | -- | -- |
| Output Type | CMOS, MOS, Open-Drain, TTL | -- | -- | -- |
| Type | Differential | -- | -- | -- |
| Voltage Input Offset Max | 7mV @ 30V | -- | -- | -- |
| Voltage Supply Single Dual | 2V ~ 36V, ±1V ~ 18V | -- | -- | -- |
| 3db Bandwidth | -- | 800 kHz | 600 kHz | -- |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
LM2903VDR2GonsemiDirectonsemi
Pin YesPkg YesElec Yes
Dual Comparator, Low Offset, 18V, SOIC-8, Tape & Reel
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
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