component
ST232CDR
Public Made by Adomby adom
STMicroelectronics RS232 ICs, SOIC-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+19−16@@ -32,85 +32,85 @@ "number": "1", "name": "C1+", "type": "passive",- "description": "Positive terminal for the first charge pump capacitor (voltage doubler). Connect a 0.1 \u00b5F capacitor between C1+ and C1- (pin 3)."+ "description": "Positive terminal for the first charge pump capacitor (voltage doubler). Connect a 0.1 µF capacitor between C1+ and C1- (pin 3)." }, { "number": "2", "name": "V+", "type": "power_out",- "description": "Doubled voltage terminal, approximately +10 V generated by the internal charge pump. Bypass to GND with a 0.1 \u00b5F capacitor."+ "description": "Doubled voltage terminal, approximately +10 V generated by the internal charge pump. Bypass to GND with a 0.1 µF capacitor." }, { "number": "3", "name": "C1-", "type": "passive",- "description": "Negative terminal for the first charge pump capacitor (voltage doubler). Connect a 0.1 \u00b5F capacitor between C1+ (pin 1) and C1-."+ "description": "Negative terminal for the first charge pump capacitor (voltage doubler). Connect a 0.1 µF capacitor between C1+ (pin 1) and C1-." }, { "number": "4", "name": "C2+", "type": "passive",- "description": "Positive terminal for the second charge pump capacitor (voltage inverter). Connect a 0.1 \u00b5F capacitor between C2+ and C2- (pin 5)."+ "description": "Positive terminal for the second charge pump capacitor (voltage inverter). Connect a 0.1 µF capacitor between C2+ and C2- (pin 5)." }, { "number": "5", "name": "C2-", "type": "passive",- "description": "Negative terminal for the second charge pump capacitor (voltage inverter). Connect a 0.1 \u00b5F capacitor between C2+ (pin 4) and C2-."+ "description": "Negative terminal for the second charge pump capacitor (voltage inverter). Connect a 0.1 µF capacitor between C2+ (pin 4) and C2-." }, { "number": "6", "name": "V-", "type": "power_out",- "description": "Inverted voltage terminal, approximately -10 V generated by the internal charge pump. Bypass to GND with a 0.1 \u00b5F capacitor."+ "description": "Inverted voltage terminal, approximately -10 V generated by the internal charge pump. Bypass to GND with a 0.1 µF capacitor." }, { "number": "7", "name": "T2OUT", "type": "output",- "description": "Second transmitter (driver) RS-232 output. Swings typically \u00b17.8 V into a 3 k\u03a9 load; short-circuit current typ \u00b110 mA (max \u00b160 mA)."+ "description": "Second transmitter (driver) RS-232 output. Swings typically ±7.8 V into a 3 kΩ load; short-circuit current typ ±10 mA (max ±60 mA)." }, { "number": "8", "name": "R2IN", "type": "input",- "description": "Second receiver RS-232 input. Accepts \u00b130 V; input resistance 3-7 k\u03a9 (typ 5 k\u03a9); logic thresholds VRIL=1.2 V typ / VRIH=1.7 V typ with 0.5 V typ hysteresis."+ "description": "Second receiver RS-232 input. Accepts ±30 V; input resistance 3-7 kΩ (typ 5 kΩ); logic thresholds VRIL=1.2 V typ / VRIH=1.7 V typ with 0.5 V typ hysteresis." }, { "number": "9", "name": "R2OUT", "type": "output",- "description": "Second receiver TTL/CMOS output. VOL \u2264 0.4 V at 3.2 mA sink; VOH \u2265 3.5 V at 1 mA source."+ "description": "Second receiver TTL/CMOS output. VOL ≤ 0.4 V at 3.2 mA sink; VOH ≥ 3.5 V at 1 mA source." }, { "number": "10", "name": "T2IN", "type": "input",- "description": "Second transmitter (driver) TTL/CMOS input. Logic threshold low 0.8 V max, high 2 V min; internally pulled up (~400 k\u03a9) to VCC per typical application."+ "description": "Second transmitter (driver) TTL/CMOS input. Logic threshold low 0.8 V max, high 2 V min; internally pulled up (~400 kΩ) to VCC per typical application." }, { "number": "11", "name": "T1IN", "type": "input",- "description": "First transmitter (driver) TTL/CMOS input. Logic threshold low 0.8 V max, high 2 V min; internally pulled up (~400 k\u03a9) to VCC per typical application."+ "description": "First transmitter (driver) TTL/CMOS input. Logic threshold low 0.8 V max, high 2 V min; internally pulled up (~400 kΩ) to VCC per typical application." }, { "number": "12", "name": "R1OUT", "type": "output",- "description": "First receiver TTL/CMOS output. VOL \u2264 0.4 V at 3.2 mA sink; VOH \u2265 3.5 V at 1 mA source."+ "description": "First receiver TTL/CMOS output. VOL ≤ 0.4 V at 3.2 mA sink; VOH ≥ 3.5 V at 1 mA source." }, { "number": "13", "name": "R1IN", "type": "input",- "description": "First receiver RS-232 input. Accepts \u00b130 V; input resistance 3-7 k\u03a9 (typ 5 k\u03a9); logic thresholds VRIL=1.2 V typ / VRIH=1.7 V typ with 0.5 V typ hysteresis."+ "description": "First receiver RS-232 input. Accepts ±30 V; input resistance 3-7 kΩ (typ 5 kΩ); logic thresholds VRIL=1.2 V typ / VRIH=1.7 V typ with 0.5 V typ hysteresis." }, { "number": "14", "name": "T1OUT", "type": "output",- "description": "First transmitter (driver) RS-232 output. Swings typically \u00b17.8 V into a 3 k\u03a9 load; short-circuit current typ \u00b110 mA (max \u00b160 mA)."+ "description": "First transmitter (driver) RS-232 output. Swings typically ±7.8 V into a 3 kΩ load; short-circuit current typ ±10 mA (max ±60 mA)." }, { "number": "15",@@ -122,7 +122,7 @@ "number": "16", "name": "VCC", "type": "power_in",- "description": "Positive supply voltage. Operating range 4.5 to 5.5 V; supply current 5 mA typ (10 mA max) no-load. Bypass to GND with a 0.1 \u00b5F capacitor."+ "description": "Positive supply voltage. Operating range 4.5 to 5.5 V; supply current 5 mA typ (10 mA max) no-load. Bypass to GND with a 0.1 µF capacitor." } ], "provenance": {@@ -186,5 +186,8 @@ "docs/st232cdr-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ]+ ],+ "visibility": {+ "public": true+ } }