TJM4558CDT

@@ -0,0 +1,51 @@+# TJM4558CDT++**STMicroelectronics** · Operational Amplifier · SOIC-8++TJM4558CDT from STMicroelectronics, in a SOIC-8. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | OUT1 | output | Output of op-amp channel 1. Short-circuit protected (Ios typ. 20 mA). Output resistance ~75 Ω; output swing ±12 V typical with RL=2kΩ at ±15 V supply. |+| 2 | IN1- | input | Inverting input of op-amp channel 1. Input bias current typ. 50 nA; input resistance typ. 2 MΩ; differential input voltage limit ±30 V. |+| 3 | IN1+ | input | Non-inverting input of op-amp channel 1. Common-mode input range ±12 V at ±15 V supply; CMRR typ. 90 dB. |+| 4 | VCC- | power_in | Negative supply rail (VEE). Absolute maximum supply ±22 V; typical operation at ±15 V. May also be tied to GND in single-supply operation. |+| 5 | IN2+ | input | Non-inverting input of op-amp channel 2. Common-mode input range ±12 V at ±15 V supply; CMRR typ. 90 dB. |+| 6 | IN2- | input | Inverting input of op-amp channel 2. Input bias current typ. 50 nA; input resistance typ. 2 MΩ; differential input voltage limit ±30 V. |+| 7 | OUT2 | output | Output of op-amp channel 2. Short-circuit protected (Ios typ. 20 mA). Output resistance ~75 Ω; output swing ±12 V typical with RL=2kΩ at ±15 V supply. |+| 8 | VCC+ | power_in | Positive supply rail. Absolute maximum supply ±22 V; typical operation at ±15 V. Total supply current (both amplifiers, no load) typ. 2.3 mA, max 4.5 mA. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | SOIC-8 |+| Category | Op-amp/Cmp |+| Pins | 8 |++## Ordering variants++- `TJM4558CDTD`+- `TJM4558CDTDT`+- `TJM4558CDTN`+- `TJM4558CDTP`+- `TJM4558CDTPT`++## CAD (KiCad official)++- Symbol: `TJM4558CDT`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOIC-8 (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [STMicroelectronics datasheet](docs/tjm4558cdt-datasheet.pdf) (7 pp, sha256 `602f8be3d40dd15d`, retrieved 2026-08-17, tier: lcsc)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/tjm4558cdt-datasheet.pdf)

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