component
BD41044FJ-CE2
Public Made by Adomby adom
ROHM CAN Controllers, SOIC-8. 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)
dcda594
2mo ago
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{
"schema": "adom.pads/1",
"slug": "bd41044fj-ce2",
"footprint": "SOIC-8_3.9x4.9mm_P1.27mm",
"generated_from": {
"footprint": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",
"pins": "page.json:component.pins",
"overrides": null
},
"pin1": {
"pad": "1",
"at": [
-2.475,
-1.905
],
"corner": "top-left",
"source": "silk-marker",
"derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4"
},
"pad_count": 8,
"symbol_pins": [
"1",
"2",
"3",
"4",
"5",
"6",
"7",
"8"
],
"paste_apertures": 0,
"issues": [],
"pads": [
{
"pad": "1",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.475,
-1.905
],
"rot": 0.0,
"size": [
1.95,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "1",
"name": "TXD",
"type": "input",
"description": "Transmission data input from the host microcontroller. Internal pull-up resistor to VCC. LOW drives the CAN bus dominant; HIGH allows the bus recessive. Logic thresholds: VIH >= 0.7*VCC, VIL <= 0.3*VCC. Protected by TXD dominant time-out (0.8 - 10 ms) in Normal mode.",
"is_pin1": true,
"source": {
"geometry": "SOIC-8_3.9x4.9mm_P1.27mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "2",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.475,
-0.635
],
"rot": 0.0,
"size": [
1.95,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "2",
"name": "GND",
"type": "power_in",
"description": "Ground reference (0 V) for the device.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8_3.9x4.9mm_P1.27mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "3",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.475,
0.635
],
"rot": 0.0,
"size": [
1.95,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "3",
"name": "VCC",
"type": "power_in",
"description": "Main supply voltage input. Recommended operating range 4.75 V to 5.25 V (typ 5.0 V). Absolute maximum -0.3 V to +7.0 V. Typical operating current: 10 uA (Standby), 5 mA (Normal Recessive), 45 mA (Normal Dominant, 60 ohm load).",
"is_pin1": false,
"source": {
"geometry": "SOIC-8_3.9x4.9mm_P1.27mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "4",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.475,
1.905
],
"rot": 0.0,
"size": [
1.95,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "4",
"name": "RXD",
"type": "output",
"description": "Receive data output to the host microcontroller. Push-pull CMOS driver: IOH = -1 to -8 mA at VCC-0.4 V, IOL = 1 to 12 mA at 0.4 V. In Normal mode: HIGH = bus recessive, LOW = bus dominant. In Standby mode: HIGH when no wake-up detected, LOW when wake-up request detected. A diode to VCC prevents reverse current in Power-OFF mode.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8_3.9x4.9mm_P1.27mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "5",
"kind": "smd",
"shape": "roundrect",
"at": [
2.475,
1.905
],
"rot": 0.0,
"size": [
1.95,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "5",
"name": "SPLIT",
"type": "output",
"description": "Common-mode stabilization output for the CAN bus split-termination network. Outputs VCC/2 in Normal mode (0.45*VCC to 0.55*VCC at RLOAD=1 MOhm); Hi-Z in Standby and Power-OFF modes. Recommended external capacitor 1.0 - 100 nF (typ 4.7 nF). Absolute maximum -27 V to +40 V.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8_3.9x4.9mm_P1.27mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "6",
"kind": "smd",
"shape": "roundrect",
"at": [
2.475,
0.635
],
"rot": 0.0,
"size": [
1.95,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "6",
"name": "CANL",
"type": "bidirectional",
"description": "LOW-level CAN bus line. Differential transceiver I/O driven low during dominant state (typ 1.5 V, VDOM_DIFF 1.5 - 3.0 V into 60 ohm) and biased to VCC/2 during recessive. Absolute maximum -27 V to +40 V; common-mode range -12 V to +12 V; input impedance ~15 kOhm.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8_3.9x4.9mm_P1.27mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "7",
"kind": "smd",
"shape": "roundrect",
"at": [
2.475,
-0.635
],
"rot": 0.0,
"size": [
1.95,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "7",
"name": "CANH",
"type": "bidirectional",
"description": "HIGH-level CAN bus line. Differential transceiver I/O driven high during dominant state (typ 3.5 V) and biased to VCC/2 during recessive. Absolute maximum -27 V to +40 V; common-mode range -12 V to +12 V; input impedance ~15 kOhm.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8_3.9x4.9mm_P1.27mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "8",
"kind": "smd",
"shape": "roundrect",
"at": [
2.475,
-1.905
],
"rot": 0.0,
"size": [
1.95,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "8",
"name": "STB",
"type": "input",
"description": "Mode control input with internal pull-up resistor. HIGH selects Standby mode (low-power, wake-up detection only); LOW selects Normal mode (full CAN transceiver operation). Logic thresholds: VIH >= 0.7*VCC, VIL <= 0.3*VCC. Absolute maximum -0.3 V to +7.0 V.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8_3.9x4.9mm_P1.27mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
}
]
}