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THS4140ID
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Texas Instruments Differential Amplifiers, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+44@@ -0,0 +1,44 @@+# THS4140ID++**Texas Instruments** · Differential Amplifiers · SOIC-8++THS4140ID from Texas Instruments, in a SOIC-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 | VIN− | power_in | Inverting input of the fully differential amplifier; input voltage must stay within ±VCC, and the differential input voltage is limited to ±6 V (absolute maximum). |+| 2 | VOCM | input | Output common-mode voltage control input; the datasheet defines the output common-mode voltage VOC as equal to VOCM. |+| 3 | VCC+ | power_in | Positive power supply; the datasheet allows 5 V single-supply up to ±15 V dual-supply operation, with VCC− to VCC+ absolute maximum of ±16.5 V. |+| 4 | VOUT+ | output | Non-inverting differential output; the differential output voltage is defined as VOD = VO+ − VO−. |+| 5 | VOUT− | output | Inverting differential output, equal in magnitude and opposite in sign to VOUT+ for a given input. |+| 6 | VCC− | power_in | Negative power supply; for dual-supply operation it is paired with VCC+ with a total absolute maximum of ±16.5 V. |+| 7 | PD | input | Shutdown/power-down pin on the THS4140 (pin 7 is NC on the THS4141); the datasheet specifies ICC(SD) = 880 µA in shutdown mode but does not give the control logic levels in the pages provided. |+| 8 | VIN+ | power_in | Non-inverting input of the fully differential amplifier; input voltage must stay within ±VCC, and the differential input voltage is limited to ±6 V (absolute maximum). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-8 |+| Category | Amplifiers/Comparators |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `THS4140ID`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOIC-8 (KiCad packages3D, STEP)+- 3D model files: `ths4140id-etched.step` / `ths4140id-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ths4140id.step` / `ths4140id.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/lit/ds/symlink/ths4140.pdf) (39 pp, sha256 `3204efc202b29e66`, retrieved 2026-10-08, tier: manufacturer)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-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/ths4140id-datasheet.pdf)
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input voltage must stay within ±VCC, and the differential input voltage is limited to ±6 V (absolute maximum)."+ },+ {+ "number": "2",+ "name": "VOCM",+ "type": "input",+ "description": "Output common-mode voltage control input; the datasheet defines the output common-mode voltage VOC as equal to VOCM."+ },+ {+ "number": "3",+ "name": "VCC+",+ "type": "power_in",+ "description": "Positive power supply; the datasheet allows 5 V single-supply up to ±15 V dual-supply operation, with VCC− to VCC+ absolute maximum of ±16.5 V."+ },+ {+ "number": "4",+ "name": "VOUT+",+ "type": "output",+ "description": "Non-inverting differential output; the differential output voltage is defined as VOD = VO+ − VO−."+ },+ {+ "number": "5",+ "name": "VOUT−",+ "type": "output",+ "description": "Inverting differential output, equal in magnitude and opposite in sign to VOUT+ for a given input."+ },+ {+ "number": "6",+ "name": "VCC−",+ "type": "power_in",+ "description": "Negative power supply; for dual-supply operation it is paired with VCC+ with a total absolute maximum of ±16.5 V."+ },+ {+ "number": "7",+ "name": "PD",+ "type": "input",+ "description": "Shutdown/power-down pin on the THS4140 (pin 7 is NC on the THS4141); the datasheet specifies ICC(SD) = 880 µA in shutdown mode but does not give the control logic levels in the pages provided."+ },+ {+ "number": "8",+ "name": "VIN+",+ "type": "power_in",+ "description": "Non-inverting input of the fully differential amplifier; input voltage must stay within ±VCC, and the differential input voltage is limited to ±6 V (absolute maximum)."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-5-5",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: Pin-to-name mapping was taken from the text extraction of the top-view drawing (numbers 1-4 and 8-5 ; The PD (shutdown) pin's logic thresholds, polarity (active high or low), and enable/disable timing a; The VOCM input's allowed voltage range is not given in the provided text; only the relation VOC = VO"+ ],+ "pages_sent": 9,+ "cost_usd": 0.0635,+ "at": "2026-10-08T05:02:16"+ },+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/ths4140.pdf",+ "pages": 39,+ "sha256": "3204efc202b29e66",+ "source_tier": "mfr"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 8,+ "described": 8,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "ths4140id.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 4.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "ths4140id-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 4.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "ef80dd43eca2814fd22e1a7ef1543ee9eb9ca1fe51c2db4ffa592a5d9b875cf4",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}