component
MAX232
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TI dual RS-232 driver/receiver, SOIC-16. Charge-pump generates +/- line levels from single 5 V. Datasheet-verified.
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page.json+161−22@@ -3,8 +3,9 @@ "type": "component", "slug": "max232", "title": "MAX232",- "brief": "Dual RS-232 driver/receiver, DIP-16",+ "brief": "TI dual RS-232 driver/receiver, SOIC-16. Charge-pump generates +/- line levels from single 5 V. Datasheet-verified.", "version": "0.1.0",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "interface",@@ -13,36 +14,174 @@ "soic-16", "texas-instruments" ],- "license": "MIT", "component": { "mpn": "MAX232",- "manufacturer": "Maxim Integrated",- "package": "DIP-16",- "pin_count": null,- "category": "library",- "subcategory": "",- "body_size": null,- "parts": {},- "distributor_links": {}+ "manufacturer": "Texas Instruments",+ "package": "SOIC-16",+ "pin_count": 16,+ "category": "Interface IC",+ "subcategory": "RS-232 transceiver",+ "datasheet": "https://www.ti.com/lit/ds/symlink/max232.pdf",+ "parts": {+ "symbol": "max232.kicad_sym",+ "footprint": "max232.kicad_mod",+ "model_3d": "max232.glb"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "C1+",+ "type": "passive",+ "description": "Positive lead of the C1 charge-pump flying capacitor (typ. 1\u00b5F). Connect to C1- (pin 3) through the external capacitor. Part of the voltage-doubler stage that generates VS+."+ },+ {+ "number": "2",+ "name": "VS+",+ "type": "power_out",+ "description": "Positive charge-pump output for the reservoir storage capacitor only. Nominally +8 to +10 V above GND, sourced through the C1 doubler. Bypass to GND with a 1\u00b5F capacitor; do not use as an external supply rail."+ },+ {+ "number": "3",+ "name": "C1-",+ "type": "passive",+ "description": "Negative lead of the C1 charge-pump flying capacitor (typ. 1\u00b5F). Pairs with C1+ (pin 1) via the external capacitor to form the +5V\u2192+10V doubler."+ },+ {+ "number": "4",+ "name": "C2+",+ "type": "passive",+ "description": "Positive lead of the C2 charge-pump flying capacitor (typ. 1\u00b5F). Connect to C2- (pin 5) through the external capacitor. Part of the inverter stage that generates VS\u2212."+ },+ {+ "number": "5",+ "name": "C2-",+ "type": "passive",+ "description": "Negative lead of the C2 charge-pump flying capacitor (typ. 1\u00b5F). Pairs with C2+ (pin 4) via the external capacitor to form the +10V\u2192\u221210V inverter."+ },+ {+ "number": "6",+ "name": "VS-",+ "type": "power_out",+ "description": "Negative charge-pump output for the reservoir storage capacitor only. Nominally \u22128 to \u221210 V below GND, generated by the C2 inverter stage. Bypass to GND with a 1\u00b5F capacitor; do not use as an external supply rail."+ },+ {+ "number": "7",+ "name": "T2OUT",+ "type": "output",+ "description": "Driver-2 RS-232 line output to the remote RS-232 system. Swings between VS\u2212 and VS+ (typ. \u00b17V into a 3k\u03a9 load), meeting TIA/EIA-232-F line levels. Short-circuit protected."+ },+ {+ "number": "8",+ "name": "R2IN",+ "type": "input",+ "description": "Receiver-2 RS-232 line input from the remote RS-232 system. Accepts \u00b130V, typical input resistance 5 k\u03a9 (3\u20137 k\u03a9), switching thresholds 1.2V (typ.) with 0.5V hysteresis."+ },+ {+ "number": "9",+ "name": "R2OUT",+ "type": "output",+ "description": "Receiver-2 logic (TTL/CMOS) output to the local UART. VOH \u2265 3.5V at IOH = \u22121 mA; VOL \u2264 0.4V at IOL = 3.2 mA."+ },+ {+ "number": "10",+ "name": "T2IN",+ "type": "input",+ "description": "Driver-2 logic (TTL/CMOS) data input from the local UART. VIH \u2265 2V, VIL \u2264 0.8V referenced to VCC = 5V."+ },+ {+ "number": "11",+ "name": "T1IN",+ "type": "input",+ "description": "Driver-1 logic (TTL/CMOS) data input from the local UART. VIH \u2265 2V, VIL \u2264 0.8V referenced to VCC = 5V."+ },+ {+ "number": "12",+ "name": "R1OUT",+ "type": "output",+ "description": "Receiver-1 logic (TTL/CMOS) output to the local UART. VOH \u2265 3.5V at IOH = \u22121 mA; VOL \u2264 0.4V at IOL = 3.2 mA."+ },+ {+ "number": "13",+ "name": "R1IN",+ "type": "input",+ "description": "Receiver-1 RS-232 line input from the remote RS-232 system. Accepts \u00b130V, typical input resistance 5 k\u03a9 (3\u20137 k\u03a9), switching thresholds 1.2V (typ.) with 0.5V hysteresis."+ },+ {+ "number": "14",+ "name": "T1OUT",+ "type": "output",+ "description": "Driver-1 RS-232 line output to the remote RS-232 system. Swings between VS\u2212 and VS+ (typ. \u00b17V into a 3k\u03a9 load), meeting TIA/EIA-232-F line levels. Short-circuit protected."+ },+ {+ "number": "15",+ "name": "GND",+ "type": "power_in",+ "description": "Device ground / 0V reference for all supply rails and signal levels."+ },+ {+ "number": "16",+ "name": "VCC",+ "type": "power_in",+ "description": "Positive supply voltage. Recommended 4.5\u20135.5V (nom. 5V); absolute max 6V. Typical supply current ICC = 8 mA with all outputs open. Decouple to GND close to the pin."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/max232.pdf",+ "pages": 27,+ "sha256": "47d45fefa0db5981",+ "source_tier": "mfr"+ },+ "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"+ } },- "readme": "# MAX232\n\nDual RS-232 driver/receiver, DIP-16\n\nThe MAX232 converts TTL/CMOS logic levels to RS-232 serial voltage levels and vice versa using charge pump capacitors. Essential for interfacing microcontrollers with RS-232 serial ports.",+ "metadata": {+ "specs": {+ "Type": "Dual RS-232 driver/receiver",+ "Supply voltage": "5 V (single)",+ "Line levels": "Bipolar \u00b1 via charge pump",+ "Channels": "2 drivers + 2 receivers",+ "External caps": "4 (1 \u00b5F; 0.1 \u00b5F for MAX232A)",+ "Standard": "TIA/EIA-232-F",+ "Package": "SOIC-16",+ "Body (L\u00d7W\u00d7H)": "9.9 \u00d7 3.9 \u00d7 1.75 mm"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "max232",+ "rs-232 transceiver",+ "serial level converter",+ "ttl to rs232"+ ],+ "discovery_pitch": "MAX232 dual RS-232 driver/receiver (SOIC-16) with datasheet-verified pinout, KiCad symbol/footprint/3D, and full provenance.", "author": {- "name": "Kyle Bergstedt",- "email": "[email protected]"+ "name": "Ray",+ "email": "[email protected]" },- "visibility": "public",+ "dependencies": {}, "hero": { "type": "image", "path": "docs/hero.png" },- "sample_prompts": [],- "discovery_triggers": [],- "discovery_pitch": null,- "metadata": {},- "created_at": "2026-05-28T05:33:46.137Z",- "updated_at": "2026-05-28T05:33:46.137Z",- "description": "TI dual RS-232 driver/receiver, SOIC-16. Charge-pump generates +/- line levels from single 5 V. Datasheet-verified.",- "dependencies": {}, "files": [ "page.json", "README.md",