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OPA4342EA
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Texas Instruments Operational Amplifier, TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+50@@ -0,0 +1,50 @@+# OPA4342EA++**Texas Instruments** · Operational Amplifier · TSSOP-14++OPA4342EA from Texas Instruments, in a TSSOP-14. 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 | Out D | output | Output of amplifier D, which is rail-to-rail and can drive 600Ω loads connected to any potential between V+ and ground. |+| 2 | -In D | input | Inverting input of amplifier D; the input terminals are diode-clamped to the supply rails and signals more than 0.5V beyond the rails should be limited to 10mA. |+| 3 | +In D | input | Non-inverting input of amplifier D; the common-mode voltage range extends 300mV beyond the supply rails. |+| 4 | +V | power_in | Negative power supply (single-supply ground); the specified supply range is 2.7V to 5.5V across V+ to V-, with an absolute maximum of 7.5V. |+| 5 | +In C | input | Non-inverting input of amplifier C; the common-mode voltage range extends 300mV beyond the supply rails. |+| 6 | -In C | input | Inverting input of amplifier C; the input terminals are diode-clamped to the supply rails and signals more than 0.5V beyond the rails should be limited to 10mA. |+| 7 | Out C | output | Output of amplifier C, which is rail-to-rail and can drive 600Ω loads connected to any potential between V+ and ground. |+| 8 | Out A | output | Output of amplifier A, which is rail-to-rail and can drive 600Ω loads connected to any potential between V+ and ground. |+| 9 | -In A | input | Inverting input of amplifier A; the input terminals are diode-clamped to the supply rails and signals more than 0.5V beyond the rails should be limited to 10mA. |+| 10 | +In A | input | Non-inverting input of amplifier A; the common-mode voltage range extends 300mV beyond the supply rails. |+| 11 | +V | power_in | Positive power supply; the specified supply range is 2.7V to 5.5V across V+ to V-, with an absolute maximum of 7.5V. |+| 12 | +In B | input | Non-inverting input of amplifier B; the common-mode voltage range extends 300mV beyond the supply rails. |+| 13 | -In B | input | Inverting input of amplifier B; the input terminals are diode-clamped to the supply rails and signals more than 0.5V beyond the rails should be limited to 10mA. |+| 14 | Out B | output | Output of amplifier B, which is rail-to-rail and can drive 600Ω loads connected to any potential between V+ and ground. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TSSOP-14 |+| Category | Amplifiers/Comparators |+| Pins | 14 |++## CAD (KiCad official)++- Symbol: `OPA4342EA`+- Footprint: `Package_SO:TSSOP-14_4.4x5mm_P0.65mm`+- 3D model: TSSOP-14 (KiCad packages3D, STEP)+- 3D model files: `opa4342ea-etched.step` / `opa4342ea-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `opa4342ea.step` / `opa4342ea.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/cn/lit/gpn/opa2342) (16 pp, sha256 `cbe982f466f77414`, retrieved 2026-10-08, tier: lcsc)+- **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/opa4342ea-datasheet.pdf)
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the input terminals are diode-clamped to the supply rails and signals more than 0.5V beyond the rails should be limited to 10mA."+ },+ {+ "number": "3",+ "name": "+In D",+ "type": "input",+ "description": "Non-inverting input of amplifier D; the common-mode voltage range extends 300mV beyond the supply rails."+ },+ {+ "number": "4",+ "name": "+V",+ "type": "power_in",+ "description": "Negative power supply (single-supply ground); the specified supply range is 2.7V to 5.5V across V+ to V-, with an absolute maximum of 7.5V."+ },+ {+ "number": "5",+ "name": "+In C",+ "type": "input",+ "description": "Non-inverting input of amplifier C; the common-mode voltage range extends 300mV beyond the supply rails."+ },+ {+ "number": "6",+ "name": "-In C",+ "type": "input",+ "description": "Inverting input of amplifier C; the input terminals are diode-clamped to the supply rails and signals more than 0.5V beyond the rails should be limited to 10mA."+ },+ {+ "number": "7",+ "name": "Out C",+ "type": "output",+ "description": "Output of amplifier C, which is rail-to-rail and can drive 600Ω loads connected to any potential between V+ and ground."+ },+ {+ "number": "8",+ "name": "Out A",+ "type": "output",+ "description": "Output of amplifier A, which is rail-to-rail and can drive 600Ω loads connected to any potential between V+ and ground."+ },+ {+ "number": "9",+ "name": "-In A",+ "type": "input",+ "description": "Inverting input of amplifier A; 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Pin descriptions are built from the general specifications and notes in the datasheet (rail-to-rail "+ ],+ "pages_sent": 16,+ "cost_usd": 0.0937,+ "at": "2026-10-08T00:22:11"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/opa2342",+ "pages": 16,+ "sha256": "cbe982f466f77414",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 14,+ "described": 14,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "opa4342ea.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6.4,+ 5,+ 1+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "3ee5786aae56190997aa793ba3cfc003fd616782770e29719b4562f012982245",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "opa4342ea-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6.4,+ 5,+ 1+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "de8538f8133068039cd089a63e77b70b869504a783e6c3584ee90d725ed7444c",+ "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]"+ }+}