component
STLED316SMTR
Public Made by Adomby adom
STMicroelectronics LED Drivers, SO-24-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+60@@ -0,0 +1,60 @@+# STLED316SMTR++**STMicroelectronics** · LED Drivers · SO-24-300mil++STLED316SMTR from STMicroelectronics, in a SO-24-300mil. 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 | DIN/DOUT | bidirectional | Output serial data at falling edge of the shift clock, starting from lower bit; input serial data is clocked in at rising edge of the shift clock, starting from lower bit. |+| 2 | CLK | input | Serial clock input; reads serial data at rising edge and outputs data at falling edge. |+| 3 | STB | input | Strobe input to initialize serial interface; data input after falling edge of STB are processed as command. |+| 4 | IRQ_N | output | Interrupt output (active low) to interrupt the MCU when there is a key press. |+| 5 | DIG1_LED | output | Single output LED used together with the 8 segments to drive up to 8 discrete LEDs. |+| 6 | DIG2 | output | Digit 2 output pin; sources current to common anode. |+| 7 | DIG3 | output | Digit 3 output pin; sources current to common anode. |+| 8 | DIG4 | output | Digit 4 output pin; sources current to common anode. |+| 9 | VCC | power_in | 5.0 V ± 10% core main supply voltage; bypass to GND through 0.1 µF capacitor as close to the pin as possible. |+| 10 | DIG5 | output | Digit 5 output pin; sources current to common anode. |+| 11 | DIG6 | output | Digit 6 output pin; sources current to common anode. |+| 12 | DIG7 | output | Digit 7 output pin; sources current to common anode. |+| 13 | SEG8/KS8 | output | Segment 8 / Key scan 8 output pin (dual function as key source); sinks up to 40 mA from LED cathode. |+| 14 | SEG7/KS7 | output | Segment 7 / Key scan 7 output pin (dual function as key source); sinks up to 40 mA from LED cathode. |+| 15 | SEG6/KS6 | output | Segment 6 / Key scan 6 output pin (dual function as key source); sinks up to 40 mA from LED cathode. |+| 16 | SEG5/KS5 | output | Segment 5 / Key scan 5 output pin (dual function as key source); sinks up to 40 mA from LED cathode. |+| 17 | GND | power_in | Connect this pin to system GND (ground reference). |+| 18 | SEG4/KS4 | output | Segment 4 / Key scan 4 output pin (dual function as key source); sinks up to 40 mA from LED cathode. |+| 19 | SEG3/KS3 | output | Segment 3 / Key scan 3 output pin (dual function as key source); sinks up to 40 mA from LED cathode. |+| 20 | SEG2/KS2 | output | Segment 2 / Key scan 2 output pin (dual function as key source); sinks up to 40 mA from LED cathode. |+| 21 | SEG1/KS1 | output | Segment 1 / Key scan 1 output pin (dual function as key source); sinks up to 40 mA from LED cathode. |+| 22 | KEY2 | input | Key 2 input; input data from external keyboard are latched at end of the display cycle (maximum keyboard size is 8 x 2). |+| 23 | KEY1 | input | Key 1 input; input data from external keyboard are latched at end of the display cycle (maximum keyboard size is 8 x 2). |+| 24 | ISET | input | Segment current setting; connect to GND through a resistor to set the peak segment current up to 40 mA maximum. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | SO-24-300mil |+| Category | LED Drivers |+| Pins | 24 |++## CAD (KiCad official)++- Symbol: `STLED316SMTR`+- Footprint: `Package_SO:SO-24_5.3x15mm_P1.27mm`+- 3D model: SO-24-300mil, generated from the KiCad footprint (body from the F.Fab outline, terminals on the pads, 1.75 mm nominal SOIC 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: `stled316smtr-etched.step` / `stled316smtr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `stled316smtr.step` / `stled316smtr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [STMicroelectronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893897782644736) (33 pp, sha256 `fa3b5bab9ef1402b`, retrieved 2026-10-01, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, 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/stled316smtr-datasheet.pdf)
page.jsonadded+254@@ -0,0 +1,254 @@+{+ "slug": "stled316smtr",+ "version": "0.1.0",+ "type": "component",+ "description": "STMicroelectronics LED Drivers, SO-24-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "led drivers",+ "stled316smtr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "stled316smtr.kicad_sym",+ "stled316smtr.kicad_mod",+ "stled316smtr.glb",+ "stled316smtr.step",+ "stled316smtr.lbr",+ "docs/hero.png",+ "docs/stled316smtr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "STLED316SMTR",+ "manufacturer": "STMicroelectronics",+ "package": "SO-24-300mil",+ "pin_count": 24,+ "category": "LED Drivers",+ "subcategory": "LED Drivers",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893897782644736",+ "parts": {+ "symbol": "stled316smtr.kicad_sym",+ "footprint": "stled316smtr.kicad_mod",+ "model_3d": "stled316smtr-etched.glb",+ "model_3d_plain": "stled316smtr.glb",+ "model_3d_step": "stled316smtr-etched.step",+ "model_3d_step_plain": "stled316smtr.step",+ "lbr": "stled316smtr.lbr"+ },+ "distributor_links": {+ "lcsc": "C880082",+ "digikey": "497-6925-2-ND",+ "mouser": "511-STLED316SMTR"+ },+ "distributor_check": {+ "checked_at": "2026-10-01T17:33:48Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-6925-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "511-STLED316SMTR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "DIN/DOUT",+ "type": "bidirectional",+ "description": "Output serial data at falling edge of the shift clock, starting from lower bit; input serial data is clocked in at rising edge of the shift clock, starting from lower bit."+ },+ {+ "number": "2",+ "name": "CLK",+ "type": "input",+ "description": "Serial clock input; reads serial data at rising edge and outputs data at falling edge."+ },+ {+ "number": "3",+ "name": "STB",+ "type": "input",+ "description": "Strobe input to initialize serial interface; data input after falling edge of STB are processed as command."+ },+ {+ "number": "4",+ "name": "IRQ_N",+ "type": "output",+ "description": "Interrupt output (active low) to interrupt the MCU when there is a key press."+ },+ {+ "number": "5",+ "name": "DIG1_LED",+ "type": "output",+ "description": "Single output LED used together with the 8 segments to drive up to 8 discrete LEDs."+ },+ {+ "number": "6",+ "name": "DIG2",+ "type": "output",+ "description": "Digit 2 output pin; sources current to common anode."+ },+ {+ "number": "7",+ "name": "DIG3",+ "type": "output",+ "description": "Digit 3 output pin; sources current to common anode."+ },+ {+ "number": "8",+ "name": "DIG4",+ "type": "output",+ "description": "Digit 4 output pin; sources current to common anode."+ },+ {+ "number": "9",+ "name": "VCC",+ "type": "power_in",+ "description": "5.0 V ± 10% core main supply voltage; bypass to GND through 0.1 µF capacitor as close to the pin as possible."+ },+ {+ "number": "10",+ "name": "DIG5",+ "type": "output",+ "description": "Digit 5 output pin; sources current to common anode."+ },+ {+ "number": "11",+ "name": "DIG6",+ "type": "output",+ "description": "Digit 6 output pin; sources current to common anode."+ },+ {+ "number": "12",+ "name": "DIG7",+ "type": "output",+ "description": "Digit 7 output pin; sources current to common anode."+ },+ {+ "number": "13",+ "name": "SEG8/KS8",+ "type": "output",+ "description": "Segment 8 / Key scan 8 output pin (dual function as key source); sinks up to 40 mA from LED cathode."+ },+ {+ "number": "14",+ "name": "SEG7/KS7",+ "type": "output",+ "description": "Segment 7 / Key scan 7 output pin (dual function as key source); sinks up to 40 mA from LED cathode."+ },+ {+ "number": "15",+ "name": "SEG6/KS6",+ "type": "output",+ "description": "Segment 6 / Key scan 6 output pin (dual function as key source); sinks up to 40 mA from LED cathode."+ },+ {+ "number": "16",+ "name": "SEG5/KS5",+ "type": "output",+ "description": "Segment 5 / Key scan 5 output pin (dual function as key source); sinks up to 40 mA from LED cathode."+ },+ {+ "number": "17",+ "name": "GND",+ "type": "power_in",+ "description": "Connect this pin to system GND (ground reference)."+ },+ {+ "number": "18",+ "name": "SEG4/KS4",+ "type": "output",+ "description": "Segment 4 / Key scan 4 output pin (dual function as key source); sinks up to 40 mA from LED cathode."+ },+ {+ "number": "19",+ "name": "SEG3/KS3",+ "type": "output",+ "description": "Segment 3 / Key scan 3 output pin (dual function as key source); sinks up to 40 mA from LED cathode."+ },+ {+ "number": "20",+ "name": "SEG2/KS2",+ "type": "output",+ "description": "Segment 2 / Key scan 2 output pin (dual function as key source); sinks up to 40 mA from LED cathode."+ },+ {+ "number": "21",+ "name": "SEG1/KS1",+ "type": "output",+ "description": "Segment 1 / Key scan 1 output pin (dual function as key source); sinks up to 40 mA from LED cathode."+ },+ {+ "number": "22",+ "name": "KEY2",+ "type": "input",+ "description": "Key 2 input; input data from external keyboard are latched at end of the display cycle (maximum keyboard size is 8 x 2)."+ },+ {+ "number": "23",+ "name": "KEY1",+ "type": "input",+ "description": "Key 1 input; input data from external keyboard are latched at end of the display cycle (maximum keyboard size is 8 x 2)."+ },+ {+ "number": "24",+ "name": "ISET",+ "type": "input",+ "description": "Segment current setting; connect to GND through a resistor to set the peak segment current up to 40 mA maximum."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "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": [+ "4/24 pins cited to the wrong page (name found elsewhere): ['14:SEG7/KS7@p9', '15:SEG6/KS6@p9', '19:SEG3/KS3@p9', '20:SEG2/KS2@p9']"+ ],+ "pages_sent": 33,+ "cost_usd": 0.2018,+ "at": "2026-10-01T17:33:22"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893897782644736",+ "pages": 33,+ "sha256": "fa3b5bab9ef1402b",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 24,+ "described": 24,+ "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]"+ }+}