component
CAT823TTDI-GT3
Public Made by Adomby adom
onsemi Supervisor and Reset ICs, TSOT-23-5. 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)
dec6fd4
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{
"schema": "adom.pads/1",
"slug": "cat823ttdi-gt3",
"footprint": "SOT-23-5",
"generated_from": {
"footprint": "SOT-23-5@sha256:455a3f7c3e5eb5b8",
"pins": "page.json:component.pins",
"overrides": null
},
"pin1": {
"pad": "1",
"at": [
-1.1375,
-0.95
],
"corner": "top-left",
"source": "silk-marker",
"derived_from": "SOT-23-5@sha256:455a3f7c3e5eb5b8"
},
"pad_count": 5,
"symbol_pins": [
"1",
"2",
"3",
"4",
"5"
],
"paste_apertures": 0,
"issues": [],
"pads": [
{
"pad": "1",
"kind": "smd",
"shape": "roundrect",
"at": [
-1.1375,
-0.95
],
"rot": 0.0,
"size": [
1.325,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "1",
"name": "RESET",
"type": "output",
"description": "CMOS push-pull active-LOW reset output (RESET, bar). Driven low whenever VCC < VRST (3.08 V typ for the T version), while MR is held low, or on a watchdog timeout, then held low for tRP (200 ms typ, 400 ms max) after the fault clears. VOL <= 0.3 V at 1.2 mA sink; VOH >= 0.8 x VCC at 30 uA source.",
"is_pin1": true,
"source": {
"geometry": "SOT-23-5.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "2",
"kind": "smd",
"shape": "roundrect",
"at": [
-1.1375,
0.0
],
"rot": 0.0,
"size": [
1.325,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "2",
"name": "GND",
"type": "power_in",
"description": "Ground / device return. 0 V reference for all logic thresholds and outputs.",
"is_pin1": false,
"source": {
"geometry": "SOT-23-5.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "3",
"kind": "smd",
"shape": "roundrect",
"at": [
-1.1375,
0.95
],
"rot": 0.0,
"size": [
1.325,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "3",
"name": "MR",
"type": "input",
"description": "Manual Reset input (MR, active low). Internally pulled high by a 52 kOhm (35-75 kOhm) resistor and designed to be driven low by a pushbutton, open-drain, or CMOS output. Pulling MR low asserts RESET; on release the reset stays active for tRP (140 ms min). VIL <= 0.3 x VCC, VIH >= 0.7 x VCC, minimum valid pulse width tPB = 1 us, noise immunity 100 ns.",
"is_pin1": false,
"source": {
"geometry": "SOT-23-5.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "4",
"kind": "smd",
"shape": "roundrect",
"at": [
1.1375,
0.95
],
"rot": 0.0,
"size": [
1.325,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "4",
"name": "WDI",
"type": "input",
"description": "Watchdog Timer Input. Must see a low-to-high or high-to-low transition within tWD (1.6 s typ, 3.2 s max) or RESET is pulled active for tRP. Can be disabled by leaving open or tri-stating (internally serviced within the timeout period). VIL <= 0.3 x VCC, VIH >= 0.7 x VCC, min pulse width 50 ns.",
"is_pin1": false,
"source": {
"geometry": "SOT-23-5.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "5",
"kind": "smd",
"shape": "roundrect",
"at": [
1.1375,
-0.95
],
"rot": 0.0,
"size": [
1.325,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "5",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage input. Recommended operating range 1.2 to 5.5 V (over -40 to +85 C); absolute maximum 6 V. Typical supply current ICC = 4 uA (12 uA max) for the CAT823 T version. Monitored against the VRST threshold (3.08 V typ for T suffix) to generate RESET.",
"is_pin1": false,
"source": {
"geometry": "SOT-23-5.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
}
]
}