component
SIT3232EEUE
Public Made by Adomby adom
SIT RS232 ICs, TSSOP-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.md+14@@ -44,6 +44,20 @@ SIT3232EEUE from SIT, in a TSSOP-16. Pinout and pin descriptions extracted from - Footprint: `Package_SO:TSSOP-16_4.4x5mm_P0.65mm` - 3D model: TSSOP-16 (KiCad packages3D, STEP) +## 3D model downloads++Two STEP files. Same geometry, different body top:++| File | Size | Use it when |+|---|---|---|+| [`sit3232eeue.step`](sit3232eeue.step) | 205 KB | You want the bare part, or you mark your own boards. |+| [`sit3232eeue-etched.step`](sit3232eeue-etched.step) | 2.7 MB | You want the part with `SIT3232EEUE` already on it. |++The marking in the etched file is real recessed geometry cut into the solid, not a+texture or a decal: 668 faces against 255 in the bare model. It+survives export, section views, and rendering in any CAD tool, and it drops straight+into KiCad or Fusion with no extra setup.+ ## Provenance Data extracted from the manufacturer datasheet, not a distributor listing:
package.json+1−1@@ -1,6 +1,6 @@ { "slug": "sit3232eeue",- "version": "0.1.0",+ "version": "0.2.0", "type": "component", "description": "SIT RS232 ICs, TSSOP-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "tags": [
page.json+20−20@@ -4,7 +4,7 @@ "slug": "sit3232eeue", "title": "SIT3232EEUE", "brief": "SIT RS232 ICs, TSSOP-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.",- "version": "0.1.0",+ "version": "0.2.0", "license": "CC-BY-SA-4.0", "tags": [ "component",@@ -34,85 +34,85 @@ "number": "1", "name": "C1+", "type": "passive",- "description": "Positive terminal of the first charge-pump flying capacitor (C1). Connect a 1\u00b5F capacitor between C1+ and C1- to enable the voltage-doubler stage that generates V+."+ "description": "Positive terminal of the first charge-pump flying capacitor (C1). Connect a 1µF capacitor between C1+ and C1- to enable the voltage-doubler stage that generates V+." }, { "number": "2", "name": "V+", "type": "power_out",- "description": "Doubled positive supply output from the internal charge pump (approximately +2\u00d7VCC). Bypass to GND with a 1\u00b5F capacitor. Absolute max VCC-0.3 to +7V."+ "description": "Doubled positive supply output from the internal charge pump (approximately +2×VCC). Bypass to GND with a 1µF capacitor. Absolute max VCC-0.3 to +7V." }, { "number": "3", "name": "C1-", "type": "passive",- "description": "Negative terminal of the first charge-pump flying capacitor (C1). Pairs with C1+ via a 1\u00b5F external capacitor."+ "description": "Negative terminal of the first charge-pump flying capacitor (C1). Pairs with C1+ via a 1µF external capacitor." }, { "number": "4", "name": "C2+", "type": "passive",- "description": "Positive terminal of the second charge-pump flying capacitor (C2). Connect a 1\u00b5F capacitor between C2+ and C2- to enable the inverter stage that generates V-."+ "description": "Positive terminal of the second charge-pump flying capacitor (C2). Connect a 1µF capacitor between C2+ and C2- to enable the inverter stage that generates V-." }, { "number": "5", "name": "C2-", "type": "passive",- "description": "Negative terminal of the second charge-pump flying capacitor (C2). Pairs with C2+ via a 1\u00b5F external capacitor."+ "description": "Negative terminal of the second charge-pump flying capacitor (C2). Pairs with C2+ via a 1µF external capacitor." }, { "number": "6", "name": "V-", "type": "power_out",- "description": "Inverted (negative) supply output from the internal charge pump (approximately -2\u00d7VCC). Bypass to GND with a 1\u00b5F capacitor. Absolute max +0.3 to -7V."+ "description": "Inverted (negative) supply output from the internal charge pump (approximately -2×VCC). Bypass to GND with a 1µF capacitor. Absolute max +0.3 to -7V." }, { "number": "7", "name": "T2OUT", "type": "output",- "description": "Second RS-232 transmitter output (driver 2). Drives the external RS-232 line at \u00b14 to \u00b15V into a 3k\u03a9 load; ESD protected to \u00b115kV HBM / \u00b18kV IEC contact. Absolute max output swing \u00b113.2V."+ "description": "Second RS-232 transmitter output (driver 2). Drives the external RS-232 line at ±4 to ±5V into a 3kΩ load; ESD protected to ±15kV HBM / ±8kV IEC contact. Absolute max output swing ±13.2V." }, { "number": "8", "name": "R2IN", "type": "input",- "description": "Second RS-232 receiver input (receiver 2). Accepts \u00b125V RS-232-level signals; input impedance 3-7k\u03a9 typ 5k\u03a9; thresholds VRIL 0.6V min / VRIH 2.4V max at VCC=3.3V. ESD protected to \u00b115kV HBM."+ "description": "Second RS-232 receiver input (receiver 2). Accepts ±25V RS-232-level signals; input impedance 3-7kΩ typ 5kΩ; thresholds VRIL 0.6V min / VRIH 2.4V max at VCC=3.3V. ESD protected to ±15kV HBM." }, { "number": "9", "name": "R2OUT", "type": "output",- "description": "Second receiver logic-level output (CMOS). Drives VCC-referenced logic: VOL \u2264 0.4V @ 1.6mA, VOH \u2265 VCC-0.6V @ 0.5mA."+ "description": "Second receiver logic-level output (CMOS). Drives VCC-referenced logic: VOL ≤ 0.4V @ 1.6mA, VOH ≥ VCC-0.6V @ 0.5mA." }, { "number": "10", "name": "T2IN", "type": "input",- "description": "Second transmitter logic input (CMOS/TTL). VIL \u2264 0.8V, VIH \u2265 2V, 0.3V typ hysteresis, input current \u2264 \u00b11\u00b5A. Absolute max -0.3 to +6V."+ "description": "Second transmitter logic input (CMOS/TTL). VIL ≤ 0.8V, VIH ≥ 2V, 0.3V typ hysteresis, input current ≤ ±1µA. Absolute max -0.3 to +6V." }, { "number": "11", "name": "T1IN", "type": "input",- "description": "First transmitter logic input (CMOS/TTL). VIL \u2264 0.8V, VIH \u2265 2V, 0.3V typ hysteresis, input current \u2264 \u00b11\u00b5A. Absolute max -0.3 to +6V."+ "description": "First transmitter logic input (CMOS/TTL). VIL ≤ 0.8V, VIH ≥ 2V, 0.3V typ hysteresis, input current ≤ ±1µA. Absolute max -0.3 to +6V." }, { "number": "12", "name": "R1OUT", "type": "output",- "description": "First receiver logic-level output (CMOS). Drives VCC-referenced logic: VOL \u2264 0.4V @ 1.6mA, VOH \u2265 VCC-0.6V @ 0.5mA."+ "description": "First receiver logic-level output (CMOS). Drives VCC-referenced logic: VOL ≤ 0.4V @ 1.6mA, VOH ≥ VCC-0.6V @ 0.5mA." }, { "number": "13", "name": "R1IN", "type": "input",- "description": "First RS-232 receiver input (receiver 1). Accepts \u00b125V RS-232-level signals; input impedance 3-7k\u03a9 typ 5k\u03a9; thresholds VRIL 0.6V min / VRIH 2.4V max at VCC=3.3V. ESD protected to \u00b115kV HBM."+ "description": "First RS-232 receiver input (receiver 1). Accepts ±25V RS-232-level signals; input impedance 3-7kΩ typ 5kΩ; thresholds VRIL 0.6V min / VRIH 2.4V max at VCC=3.3V. ESD protected to ±15kV HBM." }, { "number": "14", "name": "T1OUT", "type": "output",- "description": "First RS-232 transmitter output (driver 1). Drives the external RS-232 line at \u00b14 to \u00b15V into a 3k\u03a9 load; short-circuit current 60mA max; ESD protected to \u00b115kV HBM / \u00b18kV IEC contact."+ "description": "First RS-232 transmitter output (driver 1). Drives the external RS-232 line at ±4 to ±5V into a 3kΩ load; short-circuit current 60mA max; ESD protected to ±15kV HBM / ±8kV IEC contact." }, { "number": "15",@@ -124,7 +124,7 @@ "number": "16", "name": "VCC", "type": "power_in",- "description": "Positive supply input, 3.0V to 5.5V (typ 3.3V). Bypass to GND with a 1\u00b5F capacitor. Absolute max -0.3 to +6V; typical supply current 2mA (no load)."+ "description": "Positive supply input, 3.0V to 5.5V (typ 3.3V). Bypass to GND with a 1µF capacitor. Absolute max -0.3 to +6V; typical supply current 2mA (no load)." } ], "provenance": {@@ -198,9 +198,9 @@ "docs/hero.png", "docs/sit3232eeue-datasheet.pdf", "viewers/symbol.html",- "viewers/footprint.html"+ "viewers/footprint.html",+ "pads.json" ],- "visibility": {- "public": true- }+ "visibility": "public",+ "description": "SIT RS232 ICs, TSSOP-16. Datasheet-verified pinout, KiCad symbol/footprint/3D." }