component
M41T81M6F
Public Made by Adomby adom
STMicroelectronics Real-time Clocks (RTC), SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+116−8@@ -1,13 +1,126 @@ {+ "schema_version": 1,+ "type": "component", "slug": "m41t81m6f",+ "title": "M41T81M6F",+ "brief": "STMicroelectronics Real-time Clocks (RTC), SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "STMicroelectronics Real-time Clocks (RTC), SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "rtc", "m41t81m6f" ],+ "component": {+ "mpn": "M41T81M6F",+ "manufacturer": "STMicroelectronics",+ "package": "SOIC-8",+ "pin_count": 8,+ "category": "RTC",+ "subcategory": "Real-time Clocks (RTC)",+ "datasheet": "https://www.st.com/resource/en/datasheet/m41t81m6f.pdf",+ "parts": {+ "symbol": "m41t81m6f.kicad_sym",+ "footprint": "m41t81m6f.kicad_mod",+ "model_3d": "m41t81m6f.glb",+ "model_3d_step": "m41t81m6f.step",+ "lbr": "m41t81m6f.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "XI",+ "type": "input",+ "description": "Oscillator input. Connects to one terminal of the external 32.768 kHz crystal. Internal load capacitance (12.5 pF) is integrated on-chip."+ },+ {+ "number": "2",+ "name": "XO",+ "type": "output",+ "description": "Oscillator output. Connects to the other terminal of the external 32.768 kHz crystal."+ },+ {+ "number": "3",+ "name": "VBAT",+ "type": "power_in",+ "description": "Battery supply voltage. Connects to a small lithium button cell to sustain SRAM and clock operation when VCC falls below the switchover trip point."+ },+ {+ "number": "4",+ "name": "VSS",+ "type": "power_in",+ "description": "Ground reference (0 V)."+ },+ {+ "number": "5",+ "name": "SDA",+ "type": "bidirectional",+ "description": "I2C serial data input/output (open-drain). Requires an external pull-up resistor to a positive supply. Supports 400 kHz Fast-mode I2C."+ },+ {+ "number": "6",+ "name": "SCL",+ "type": "input",+ "description": "I2C serial clock input. Requires an external pull-up resistor to a positive supply. Supports 400 kHz Fast-mode I2C."+ },+ {+ "number": "7",+ "name": "IRQ/FT/OUT/SQW",+ "type": "output",+ "description": "Multi-function open-drain output. Software-selectable between alarm interrupt (IRQ, active low), frequency test (FT), general output driver (OUT), or programmable square-wave (SQW). Square-wave function has the highest priority. Requires external pull-up."+ },+ {+ "number": "8",+ "name": "VCC",+ "type": "power_in",+ "description": "Main supply voltage, 2.0 V to 5.5 V. When VCC falls below the VSO trip point (VBAT - 0.5 V typ), the device automatically switches to VBAT."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://www.st.com/resource/en/datasheet/m41t81m6f.pdf",+ "pages": 29,+ "sha256": "cd94dc7a56064d62",+ "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"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "STMicroelectronics",+ "Package": "SOIC-8",+ "Category": "RTC",+ "Pins": "8"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "m41t81m6f"+ ],+ "discovery_pitch": "M41T81M6F (STMicroelectronics) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +138,5 @@ "docs/m41t81m6f-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }