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MSP430F2121IDWR
Public Made by Adomby adom
Texas Instruments Microcontrollers (MCU/MPU/SOC), SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+56@@ -0,0 +1,56 @@+# MSP430F2121IDWR++**Texas Instruments** · Microcontrollers (MCU/MPU/SOC) · SOIC-20-300mil++MSP430F2121IDWR from Texas Instruments, in a SOIC-20-300mil. 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 | TEST | input | Test mode select input for JTAG pins and protection fuse control. |+| 2 | VCC | power_in | Supply voltage input (1.8 V to 3.6 V). |+| 3 | P2.5/CA5 | bidirectional | General-purpose I/O pin (P2.5) with Comparator_A+ input channel 5 (CA5). |+| 4 | VSS | power_in | Ground reference. |+| 5 | XOUT/P2.7/CA7 | bidirectional | Crystal oscillator output (XOUT), general-purpose I/O (P2.7), and Comparator_A+ input channel 7 (CA7). |+| 6 | XIN/P2.6/CA6 | bidirectional | Crystal oscillator input (XIN), general-purpose I/O (P2.6), and Comparator_A+ input channel 6 (CA6). |+| 7 | RST/NMI | input | Reset or nonmaskable interrupt input. |+| 8 | P2.0/ACLK/CA2 | bidirectional | General-purpose I/O pin (P2.0) with auxiliary clock output (ACLK) and Comparator_A+ input channel 2 (CA2). |+| 9 | P2.1/INCLK/CA3 | bidirectional | General-purpose I/O pin (P2.1) with Timer_A input clock (INCLK) and Comparator_A+ input channel 3 (CA3). |+| 10 | P2.2/CAOUT/TA0/CA4 | bidirectional | General-purpose I/O pin (P2.2) with Comparator_A+ output, Timer_A capture input (CCI0B), and Comparator_A+ input channel 4 (CA4). |+| 11 | P2.3/TA1/CA0 | bidirectional | General-purpose I/O pin (P2.3) with Timer_A output 1 (TA1) and Comparator_A+ input channel 0 (CA0). |+| 12 | P2.4/TA2/CA1 | bidirectional | General-purpose I/O pin (P2.4) with Timer_A output 2 (TA2) and Comparator_A+ input channel 1 (CA1). |+| 13 | P1.0/TACLK | bidirectional | General-purpose I/O pin (P1.0) with Timer_A clock signal input (TACLK). |+| 14 | P1.1/TA0 | bidirectional | General-purpose I/O pin (P1.1) with Timer_A capture input (CCI0A), output 0 (TA0), and bootstrap loader transmit function. |+| 15 | P1.2/TA1 | bidirectional | General-purpose I/O pin (P1.2) with Timer_A capture input (CCI1A) and output 1 (TA1). |+| 16 | P1.3/TA2 | bidirectional | General-purpose I/O pin (P1.3) with Timer_A capture input (CCI2A) and output 2 (TA2). |+| 17 | P1.4/SMCLK/TCK | bidirectional | General-purpose I/O pin (P1.4) with subsystem master clock output (SMCLK) and test clock input (TCK) for device programming. |+| 18 | P1.5/TA0/TMS | bidirectional | General-purpose I/O pin (P1.5) with Timer_A output 0 (TA0) and test mode select input (TMS) for device programming. |+| 19 | P1.6/TA1/TDI/TCLK | bidirectional | General-purpose I/O pin (P1.6) with Timer_A output 1 (TA1), test data input (TDI), and test clock input (TCLK) for device programming. |+| 20 | P1.7/TA2/TDO/TDI | bidirectional | General-purpose I/O pin (P1.7) with Timer_A output 2 (TA2), test data output (TDO), and test data input (TDI) for device programming. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-20-300mil |+| Category | Embedded Processors & Controllers |+| Pins | 20 |++## CAD (KiCad official)++- Symbol: `MSP430F2121IDWR`+- Footprint: `Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm`+- 3D model: SOIC-20-300mil (KiCad packages3D, STEP)+- 3D model files: `msp430f2121idwr-etched.step` / `msp430f2121idwr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `msp430f2121idwr.step` / `msp430f2121idwr.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/msp430f2131) (68 pp, sha256 `0997b19db742fa9b`, retrieved 2026-10-01, tier: lcsc)+- **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/msp430f2121idwr-datasheet.pdf)
page.jsonadded+227@@ -0,0 +1,227 @@+{+ "slug": "msp430f2121idwr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Microcontrollers (MCU/MPU/SOC), SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "embedded processors & controllers",+ "msp430f2121idwr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "msp430f2121idwr.kicad_sym",+ "msp430f2121idwr.kicad_mod",+ "msp430f2121idwr.glb",+ "msp430f2121idwr.step",+ "msp430f2121idwr.lbr",+ "docs/hero.png",+ "docs/msp430f2121idwr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "MSP430F2121IDWR",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-20-300mil",+ "pin_count": 20,+ "category": "Embedded Processors & Controllers",+ "subcategory": "Microcontrollers (MCU/MPU/SOC)",+ "datasheet": "https://www.ti.com/cn/lit/gpn/msp430f2131",+ "parts": {+ "symbol": "msp430f2121idwr.kicad_sym",+ "footprint": "msp430f2121idwr.kicad_mod",+ "model_3d": "msp430f2121idwr-etched.glb",+ "model_3d_plain": "msp430f2121idwr.glb",+ "model_3d_step": "msp430f2121idwr-etched.step",+ "model_3d_step_plain": "msp430f2121idwr.step",+ "lbr": "msp430f2121idwr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2053355",+ "digikey": "296-18113-2-ND",+ "mouser": "595-MSP430F2121IDWR"+ },+ "distributor_check": {+ "checked_at": "2026-10-01T02:39:24Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-18113-2-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "595-MSP430F2121IDWR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "TEST",+ "type": "input",+ "description": "Test mode select input for JTAG pins and protection fuse control."+ },+ {+ "number": "2",+ "name": "VCC",+ "type": "power_in",+ "description": "Supply voltage input (1.8 V to 3.6 V)."+ },+ {+ "number": "3",+ "name": "P2.5/CA5",+ "type": "bidirectional",+ "description": "General-purpose I/O pin (P2.5) with Comparator_A+ input channel 5 (CA5)."+ },+ {+ "number": "4",+ "name": "VSS",+ "type": "power_in",+ "description": "Ground reference."+ },+ {+ "number": "5",+ "name": "XOUT/P2.7/CA7",+ "type": "bidirectional",+ "description": "Crystal oscillator output (XOUT), general-purpose I/O (P2.7), and Comparator_A+ input channel 7 (CA7)."+ },+ {+ "number": "6",+ "name": "XIN/P2.6/CA6",+ "type": "bidirectional",+ "description": "Crystal oscillator input (XIN), general-purpose I/O (P2.6), and Comparator_A+ input channel 6 (CA6)."+ },+ {+ "number": "7",+ "name": "RST/NMI",+ "type": "input",+ "description": "Reset or nonmaskable interrupt input."+ },+ {+ "number": "8",+ "name": "P2.0/ACLK/CA2",+ "type": "bidirectional",+ "description": "General-purpose I/O pin (P2.0) with auxiliary clock output (ACLK) and Comparator_A+ input channel 2 (CA2)."+ },+ {+ "number": "9",+ "name": "P2.1/INCLK/CA3",+ "type": "bidirectional",+ "description": "General-purpose I/O pin (P2.1) with Timer_A input clock (INCLK) and Comparator_A+ input channel 3 (CA3)."+ },+ {+ "number": "10",+ "name": "P2.2/CAOUT/TA0/CA4",+ "type": "bidirectional",+ "description": "General-purpose I/O pin (P2.2) with Comparator_A+ output, Timer_A capture input (CCI0B), and Comparator_A+ input channel 4 (CA4)."+ },+ {+ "number": "11",+ "name": "P2.3/TA1/CA0",+ "type": "bidirectional",+ "description": "General-purpose I/O pin (P2.3) with Timer_A output 1 (TA1) and Comparator_A+ input channel 0 (CA0)."+ },+ {+ "number": "12",+ "name": "P2.4/TA2/CA1",+ "type": "bidirectional",+ "description": "General-purpose I/O pin (P2.4) with Timer_A output 2 (TA2) and Comparator_A+ input channel 1 (CA1)."+ },+ {+ "number": "13",+ "name": "P1.0/TACLK",+ "type": "bidirectional",+ "description": "General-purpose I/O pin (P1.0) with Timer_A clock signal input (TACLK)."+ },+ {+ "number": "14",+ "name": "P1.1/TA0",+ "type": "bidirectional",+ "description": "General-purpose I/O pin (P1.1) with Timer_A capture input (CCI0A), output 0 (TA0), and bootstrap loader transmit function."+ },+ {+ "number": "15",+ "name": "P1.2/TA1",+ "type": "bidirectional",+ "description": "General-purpose I/O pin (P1.2) with Timer_A capture input (CCI1A) and output 1 (TA1)."+ },+ {+ "number": "16",+ "name": "P1.3/TA2",+ "type": "bidirectional",+ "description": "General-purpose I/O pin (P1.3) with Timer_A capture input (CCI2A) and output 2 (TA2)."+ },+ {+ "number": "17",+ "name": "P1.4/SMCLK/TCK",+ "type": "bidirectional",+ "description": "General-purpose I/O pin (P1.4) with subsystem master clock output (SMCLK) and test clock input (TCK) for device programming."+ },+ {+ "number": "18",+ "name": "P1.5/TA0/TMS",+ "type": "bidirectional",+ "description": "General-purpose I/O pin (P1.5) with Timer_A output 0 (TA0) and test mode select input (TMS) for device programming."+ },+ {+ "number": "19",+ "name": "P1.6/TA1/TDI/TCLK",+ "type": "bidirectional",+ "description": "General-purpose I/O pin (P1.6) with Timer_A output 1 (TA1), test data input (TDI), and test clock input (TCLK) for device programming."+ },+ {+ "number": "20",+ "name": "P1.7/TA2/TDO/TDI",+ "type": "bidirectional",+ "description": "General-purpose I/O pin (P1.7) with Timer_A output 2 (TA2), test data output (TDO), and test data input (TDI) for device programming."+ }+ ],+ "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": 25,+ "cost_usd": 0.2611,+ "at": "2026-10-01T02:39:05"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/msp430f2131",+ "pages": 68,+ "sha256": "0997b19db742fa9b",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 20,+ "described": 20,+ "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]"+ }+}