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TMUX1109RSVR
Public Made by Adomby adom
Texas Instruments Analog Switches, Multiplexers, UQFN-16(1.8x2.6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+53@@ -0,0 +1,53 @@+# TMUX1109RSVR++**Texas Instruments** · Analog Switches, Multiplexers · UQFN-16(1.8x2.6)++TMUX1109RSVR from Texas Instruments, in a UQFN-16(1.8x2.6). 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 | VSS | power_in | Negative power supply potential; connect decoupling capacitor 0.1µF to 10µF between VSS and GND for reliable operation; VSS can be connected to ground for single supply applications. |+| 2 | S1A | bidirectional | Source pin 1A; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC. |+| 3 | S2A | bidirectional | Source pin 2A; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC. |+| 4 | S3A | bidirectional | Source pin 3A; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC. |+| 5 | S4A | bidirectional | Source pin 4A; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC. |+| 6 | DA | bidirectional | Drain pin A; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC. |+| 7 | DB | bidirectional | Drain pin B; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC. |+| 8 | S4B | bidirectional | Source pin 4B; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC. |+| 9 | S3B | bidirectional | Source pin 3B; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC. |+| 10 | S2B | bidirectional | Source pin 2B; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC. |+| 11 | S1B | bidirectional | Source pin 1B; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC. |+| 12 | VDD | power_in | Positive power supply potential; connect decoupling capacitor 0.1µF to 10µF between VDD and GND for reliable operation; supports 1.08V to 5.5V single supply or ±2.75V dual supply. |+| 13 | GND | power_in | Ground (0V) reference for analog and digital signal paths. |+| 14 | A1 | input | Address line 1; active high logic input with 1.8V logic level compatibility; controls switch configuration in conjunction with A0. |+| 15 | A0 | input | Address line 0; active high logic input with 1.8V logic level compatibility; controls switch configuration in conjunction with A1. |+| 16 | EN | input | Enable; active high logic input with 1.8V logic level compatibility; when low all switches are turned off; when high A[1:0] address inputs determine which switch is turned on. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | UQFN-16(1.8x2.6) |+| Category | Interface |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `TMUX1109RSVR`+- Footprint: `Package_DFN_QFN:UQFN-16_1.8x2.6mm_P0.4mm`+- 3D model: UQFN-16(1.8x2.6), generated from the KiCad footprint (body from the F.Fab outline, terminals on the pads, 0.55 mm nominal UFQFPN height). Neither the vendor nor KiCad ships a 3D model for this package, so the dimensions are nominal, not the manufacturer's CAD (STEP)+- 3D model files: `tmux1109rsvr-etched.step` / `tmux1109rsvr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tmux1109rsvr.step` / `tmux1109rsvr.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/tmux1109) (41 pp, sha256 `242e620f08b03500`, retrieved 2026-10-06, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (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/tmux1109rsvr-datasheet.pdf)
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connect decoupling capacitor 0.1µF to 10µF between VSS and GND for reliable operation; VSS can be connected to ground for single supply applications."+ },+ {+ "number": "2",+ "name": "S1A",+ "type": "bidirectional",+ "description": "Source pin 1A; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC."+ },+ {+ "number": "3",+ "name": "S2A",+ "type": "bidirectional",+ "description": "Source pin 2A; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC."+ },+ {+ "number": "4",+ "name": "S3A",+ "type": "bidirectional",+ "description": "Source pin 3A; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC."+ },+ {+ "number": "5",+ "name": "S4A",+ "type": "bidirectional",+ "description": "Source pin 4A; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC."+ },+ {+ "number": "6",+ "name": "DA",+ "type": "bidirectional",+ "description": "Drain pin A; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC."+ },+ {+ "number": "7",+ "name": "DB",+ "type": "bidirectional",+ "description": "Drain pin B; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC."+ },+ {+ "number": "8",+ "name": "S4B",+ "type": "bidirectional",+ "description": "Source pin 4B; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC."+ },+ {+ "number": "9",+ "name": "S3B",+ "type": "bidirectional",+ "description": "Source pin 3B; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC."+ },+ {+ "number": "10",+ "name": "S2B",+ "type": "bidirectional",+ "description": "Source pin 2B; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC."+ },+ {+ "number": "11",+ "name": "S1B",+ "type": "bidirectional",+ "description": "Source pin 1B; supports bidirectional analog and digital signals from VSS to VDD with low on-resistance 1.8Ω and low charge injection 1pC."+ },+ {+ "number": "12",+ "name": "VDD",+ "type": "power_in",+ "description": "Positive power supply potential; connect decoupling capacitor 0.1µF to 10µF between VDD and GND for reliable operation; supports 1.08V to 5.5V single supply or ±2.75V dual supply."+ },+ {+ "number": "13",+ "name": "GND",+ "type": "power_in",+ "description": "Ground (0V) reference for analog and digital signal paths."+ },+ {+ "number": "14",+ "name": "A1",+ "type": "input",+ "description": "Address line 1; active high logic input with 1.8V logic level compatibility; controls switch configuration in conjunction with A0."+ },+ {+ "number": "15",+ "name": "A0",+ "type": "input",+ "description": "Address line 0; active high logic input with 1.8V logic level compatibility; controls switch configuration in conjunction with A1."+ },+ {+ "number": "16",+ "name": "EN",+ "type": "input",+ "description": "Enable; active high logic input with 1.8V logic level compatibility; when low all switches are turned off; when high A[1:0] address inputs determine which switch is turned on."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 7,+ "cost_usd": 0.0914,+ "at": "2026-10-06T02:37:35"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tmux1109",+ "pages": 41,+ "sha256": "242e620f08b03500",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 16,+ "described": 16,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}