component
ST3232EBTR
Public Made by Adomby adom
UMW RS232 ICs, TSSOP-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
main
Ray
pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left)
5201246
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{
"schema": "adom.pads/1",
"slug": "st3232ebtr",
"footprint": "TSSOP-16_4.4x5mm_P0.65mm",
"generated_from": {
"footprint": "TSSOP-16_4.4x5mm_P0.65mm@sha256:fbac79fc5f310754",
"pins": "page.json:component.pins",
"overrides": null
},
"pin1": {
"pad": "1",
"at": [
-2.8625,
-2.275
],
"corner": "top-left",
"source": "silk-marker",
"derived_from": "TSSOP-16_4.4x5mm_P0.65mm@sha256:fbac79fc5f310754"
},
"pad_count": 16,
"symbol_pins": [
"1",
"10",
"11",
"12",
"13",
"14",
"15",
"16",
"2",
"3",
"4",
"5",
"6",
"7",
"8",
"9"
],
"paste_apertures": 0,
"issues": [],
"pads": [
{
"pad": "1",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
-2.275
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "1",
"name": "C1+",
"type": "passive",
"description": "Positive terminal of the voltage-doubler charge-pump flying capacitor C1. Connects to the external ceramic capacitor (typ. 0.1 µF at Vcc=3.3V; 0.047 µF at Vcc=5V) whose negative terminal ties to C1- (pin 3).",
"is_pin1": true,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "2",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
-1.625
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "2",
"name": "V+",
"type": "power_out",
"description": "Positive charge-pump output (approximately +5.5V generated by the internal voltage-doubler). Requires an external reservoir capacitor (typ. 0.1 µF / 0.33 µF depending on Vcc) to GND. Absolute max +7V.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "3",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
-0.975
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "3",
"name": "C1-",
"type": "passive",
"description": "Negative terminal of the voltage-doubler charge-pump flying capacitor C1 (paired with C1+ on pin 1).",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "4",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
-0.325
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "4",
"name": "C2+",
"type": "passive",
"description": "Positive terminal of the inverting charge-pump flying capacitor C2. Connects to the negative terminal on C2- (pin 5).",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "5",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
0.325
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "5",
"name": "C2-",
"type": "passive",
"description": "Negative terminal of the inverting charge-pump flying capacitor C2 (paired with C2+ on pin 4).",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "6",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
0.975
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "6",
"name": "V-",
"type": "power_out",
"description": "Negative charge-pump output (approximately -5.5V generated by the internal inverter). Requires an external reservoir capacitor (typ. 0.1 µF / 0.33 µF depending on Vcc) to GND. Absolute max -7V.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "7",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
1.625
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "7",
"name": "DOUT2",
"type": "output",
"description": "RS-232 driver #2 output. Drives the RS-232 line between roughly ±5V (VOH ≥ +5.0V, VOL ≤ -5.0V into 3 kΩ). Short-circuit current limited to ±35..±60 mA. Transition slew rate 6-30 V/µs.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "8",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
2.275
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "8",
"name": "RIN2",
"type": "input",
"description": "RS-232 receiver #2 input. Accepts ±25V RS-232 line levels with 5 kΩ input impedance (3-7 kΩ). Hysteretic threshold: VIT+ ≈ 1.5V typ, VIT- ≈ 1.2V typ at Vcc=3.3V (0.3V typical hysteresis).",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "9",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
2.275
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "9",
"name": "ROUT2",
"type": "output",
"description": "TTL/CMOS receiver #2 output. Drives logic-level output rail-to-rail (VOH ≥ Vcc-0.6V at -1 mA; VOL ≤ 0.4V at 1.6 mA).",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "10",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
1.625
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "10",
"name": "DIN2",
"type": "input",
"description": "TTL/CMOS driver #2 logic input. VIH ≥ 2V (Vcc=3.3V) or ≥ 2.4V (Vcc=5.5V); VIL ≤ 0.8V. Accepts up to 5.0V logic input even with a 3.3V supply.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "11",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
0.975
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "11",
"name": "DIN1",
"type": "input",
"description": "TTL/CMOS driver #1 logic input. VIH ≥ 2V (Vcc=3.3V) or ≥ 2.4V (Vcc=5.5V); VIL ≤ 0.8V. Accepts up to 5.0V logic input even with a 3.3V supply.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "12",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
0.325
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "12",
"name": "ROUT1",
"type": "output",
"description": "TTL/CMOS receiver #1 output. Drives logic-level output rail-to-rail (VOH ≥ Vcc-0.6V at -1 mA; VOL ≤ 0.4V at 1.6 mA).",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "13",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
-0.325
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "13",
"name": "RIN1",
"type": "input",
"description": "RS-232 receiver #1 input. Accepts ±25V RS-232 line levels with 5 kΩ input impedance (3-7 kΩ). Hysteretic threshold: VIT+ ≈ 1.5V typ, VIT- ≈ 1.2V typ at Vcc=3.3V.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "14",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
-0.975
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "14",
"name": "DOUT1",
"type": "output",
"description": "RS-232 driver #1 output. Drives the RS-232 line between roughly ±5V (VOH ≥ +5.0V, VOL ≤ -5.0V into 3 kΩ). Short-circuit current limited to ±35..±60 mA. Transition slew rate 6-30 V/µs.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "15",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
-1.625
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "15",
"name": "GND",
"type": "power_in",
"description": "Device ground reference for both the logic side and the RS-232 charge-pump network.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "16",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
-2.275
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "16",
"name": "VCC",
"type": "power_in",
"description": "Positive logic supply, +3.0V to +5.5V (absolute max +6.0V). Requires an external bypass capacitor to GND (typ. 0.1 µF). Typical no-load supply current ~1 mA (max 3 mA) at Vcc=3.3V.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
}
]
}