Texas Instruments LM311PSR Specialty Logic
High-speed differential comparator IC, featuring a 165ns response time and 30V maximum supply voltage.

Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM311PSR
Series
Detailed Description
High-speed differential comparator IC, featuring a 165ns response time and 30V maximum supply voltage. This general-purpose, single-channel bipolar IC offers a 7.5mV input offset voltage and 100nA input bias current. Designed for surface mount applications in an 8-SO package, it operates from a 1.75V to 15V dual supply or 3.5V to 30V single supply. Output current capability is 50mA with TTL output type.
Package
SOP
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
LM311PSR Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM311PSR Specialty Logic technical specifications.
General
Series
LM311
RoHS
Yes
Number of Channels
1
Package / Case
8-SOIC
Packaging
Tape and Reel
Mounting Type
Surface Mount
Operating Temperature
0°C ~ 70°C
Supply Voltage
3.5V ~ 30V
Package
SOP
Input Bias Current
100nA
Alternate Parts Comparison (LM311PSR vs LM311M/NOPB vs LM311PWLE vs LM311H/NOPB)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Series | LM311 | -- | * | -- |
| Package / Case | 8-SOIC | -- | -- | TO-99-8 Metal Can |
| Mounting Type | Surface Mount | -- | -- | Through Hole |
| Operating Temperature | 0°C ~ 70°C | -- | -- | 0°C ~ 70°C |
| Current Input Bias Max | 0.25µA @ ±15V | -- | -- | 0.25µA @ ±15V |
| Current Quiescent Max | 7.5mA | -- | -- | 7.5mA |
| Number of Elements | 1 | -- | -- | 1 |
| Output Type | TTL | -- | -- | DTL, MOS, Open-Collector, Open-Emitter, RTL, TTL |
| Type | General Purpose | -- | -- | General Purpose |
| Voltage Input Offset Max | 7.5mV @ ±15V | -- | -- | 7.5mV @ ±15V |
| Voltage Supply Single Dual | 3.5V ~ 30V, ±1.75V ~ 15V | -- | -- | 5V ~ 36V, ±2.5V ~ 18V |
| Supply Voltage | 3.5V ~ 30V | -- | -- | -- |
| Action |
Texas Instruments LM311PSR Specialty Logic Overview
High-speed differential comparator IC, featuring a 165ns response time and 30V maximum supply voltage. This general-purpose, single-channel bipolar IC offers a 7.5mV input offset voltage and 100nA input bias current. Designed for surface mount applications in an 8-SO package, it operates from a 1.75V to 15V dual supply or 3.5V to 30V single supply.
Output current capability is 50mA with TTL output type.
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