# LM1815N/NOPB (Component) ## Description LM1815N/NOPB is a National Semiconductor adaptive variable-reluctance sensor amplifier and zero-crossing detector for conditioning magnetic pickup signals in automotive ignition, speed, and position sensing applications, supplied in a 14-pin PDIP package. Keywords: LM1815N/NOPB, variable reluctance sensor interface, zero crossing detector, magnetic pickup amplifier, PDIP-14 ## Component Details - **Owner:** silicon-yard - **Created:** 8/21/2026 - **Last Updated:** 8/21/2026 - **Visibility:** Public - **Symbol Style:** parametric-v1 - **Datasheet URL:** https://storage.googleapis.com/graviton-electric-symbols/document_assets/user-uploaded/105a5110ca4f022fd36b34bf3d445ded04e77d1112fe5faa0a2611f53dc38562.pdf - **Manufacturer Name:** National Semiconductor - **Manufacturer Part Number:** lm1815LM1815N/NOPBn - **Part Type:** Integrated Circuit - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **MPN:** lm1815LM1815N/NOPBn - **Package / Case Code:** PDIP - **Pin Count:** 14 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | NC | | | 2 | GND | | | 3 | VIN | | | 4 | NC | | | 5 | MODE | | | 6 | NC | | | 7 | PDC | | | 8 | VCC | | | 9 | TIN | | | 10 | GOUT | | | 11 | SEL | | | 12 | REFOUT | | | 13 | NC | | | 14 | RCT | | --- *Generated from [https://www.flux.ai/silicon-yard/lm1815nnopb](https://www.flux.ai/silicon-yard/lm1815nnopb)*