For Reference Only
| Part Number | LM311D |
| Manufacturer | National Semiconductor |
| Category | Integrated Circuits (ICs) › Comparators |
| Description | COMPARATOR |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | LM311D PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Dec 07 - Dec 11 2025(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | LM311D |
| Brand: | National Semiconductor |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits (ICs) |
| Subcategory: | Comparators |
| Manufacturer: | National Semiconductor |
| Product Status: | Obsolete |
| Type: | General Purpose |
| Number of Elements: | 1 |
| Output Type: | MOS, Open-Collector, Open-Emitter, TTL |
| Voltage - Supply, Single/Dual (±): | 3.5V ~ 30V, ±1.75V ~ 15V |
| Voltage - Input Offset (Max): | 7.5mV @ ±15V |
| Current - Input Bias (Max): | 0.25µA @ ±15V |
| Current - Output (Typ): | - |
| Current - Quiescent (Max): | 7.5mA |
| CMRR, PSRR (Typ): | - |
| Propagation Delay (Max): | - |
| Hysteresis: | - |
| Operating Temperature: | 0°C ~ 70°C |
| Package / Case: | 8-SOIC (0.154", 3.90mm Width) |
| Mounting Type: | Surface Mount |
| Supplier Device Package: | 8-SOIC |
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| In Stock | 90291 pieces - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $0.55000 | $0.55 |
| 10 | $0.46900 | $4.69 |
| 75 | $0.43747 | $32.81025 |
| 150 | $0.35000 | $52.5 |
| 525 | $0.27501 | $144.38025 |
| 1050 | $0.21250 | $223.125 |
| 2550 | $0.19375 | $494.0625 |
| 5025 | $0.18125 | $910.78125 |
Due to the impact of the COVID-19,the above prices have not been updated, please resend the inquiry to us, thank you for your understanding
Please feel free to contact us for details.