# LM258DR-JSM

**JSMSEMI** · Operational Amplifier · SOP-8

LM258DR-JSM from JSMSEMI, in a SOP-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | OUTA | output | Output of amplifier A. |
| 2 | IN-A | input | Inverting input of amplifier A; input voltage range -0.3 to 32 V. |
| 3 | IN+A | input | Non-inverting input of amplifier A; input voltage range -0.3 to 32 V. |
| 4 | GND | power_in | Ground (negative supply) pin. |
| 5 | IN+B | input | Non-inverting input of amplifier B; input voltage range -0.3 to 32 V. |
| 6 | IN-B | input | Inverting input of amplifier B; input voltage range -0.3 to 32 V. |
| 7 | OUTB | output | Output of amplifier B. |
| 8 | V+ | power_in | Positive supply pin; supply voltage 32 V single or ±16 V dual maximum. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | JSMSEMI |
| Package | SOP-8 |
| Category | Amplifiers/Comparators |
| Pins | 8 |

## CAD (KiCad official)

- Symbol: `LM258DR-JSM`
- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`
- 3D model: SOP-8 (KiCad packages3D, STEP)
- 3D model files: `lm258dr-jsm-etched.step` / `lm258dr-jsm-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm258dr-jsm.step` / `lm258dr-jsm.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [JSMSEMI datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603406435300753408) (6 pp, sha256 `492ff7cc85c87dc4`, retrieved 2026-10-09, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (vision), consensus `claude-opus-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).

[Datasheet PDF](docs/lm258dr-jsm-datasheet.pdf)