component
NB3H83905CMNG
Public Made by Adomby adom
onsemi Buffer/Driver/Transceiver, QFN-20(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
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"title": "NB3H83905CMNG",
"brief": "onsemi Buffer/Driver/Transceiver, QFN-20(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
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"nb3h83905cmng",
"factory-2.0.0",
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"component": {
"mpn": "NB3H83905CMNG",
"manufacturer": "onsemi",
"package": "QFN-20(4x4)",
"pin_count": 21,
"category": "Logic ICs",
"subcategory": "Buffer/Driver/Transceiver",
"datasheet": "https://www.onsemi.com/pdf/datasheet/nb3h83905cmn-d.pdf",
"parts": {
"symbol": "nb3h83905cmng.kicad_sym",
"footprint": "nb3h83905cmng.kicad_mod",
"model_3d": "nb3h83905cmng-hero.glb",
"model_3d_plain": "nb3h83905cmng-etched.glb",
"model_3d_step": "nb3h83905cmng-etched.step",
"model_3d_step_plain": "nb3h83905cmng.step",
"lbr": "nb3h83905cmng.lbr"
},
"distributor_links": {
"lcsc": "C897554",
"digikey": "NB3H83905CMNGOS-ND",
"mouser": "863-NB3H83905CMNG"
},
"distributor_check": {
"checked_at": "2026-10-30T21:33:27Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "NB3H83905CMNGOS-ND",
"status": "found",
"lifecycle": "Active"
},
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"pn": "863-NB3H83905CMNG",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "GND",
"type": "power_in",
"description": "Ground supply pin; all GND, VDD and VDDO pins must be externally connected to the power supply to guarantee proper operation."
},
{
"number": "2",
"name": "GND",
"type": "power_in",
"description": "Ground supply pin; all GND, VDD and VDDO pins must be externally connected to the power supply to guarantee proper operation."
},
{
"number": "3",
"name": "BCLK0",
"type": "output",
"description": "Buffered LVTTL/LVCMOS clock output in the ENABLE1-controlled group BCLK0:4; the outputs drive 50 Ω series or parallel terminated transmission lines."
},
{
"number": "4",
"name": "VDDO",
"type": "power_in",
"description": "Positive supply for the outputs, 1.8 V ±0.2 V, 2.5 V ±5% or 3.3 V ±5%, which must not exceed VDD; bypass to GND with 0.01 µF."
},
{
"number": "5",
"name": "BCLK1",
"type": "output",
"description": "Buffered LVTTL/LVCMOS clock output in the ENABLE1-controlled group BCLK0:4; the outputs drive 50 Ω series or parallel terminated transmission lines."
},
{
"number": "6",
"name": "GND",
"type": "power_in",
"description": "Ground supply pin; all GND, VDD and VDDO pins must be externally connected to the power supply to guarantee proper operation."
},
{
"number": "7",
"name": "GND",
"type": "power_in",
"description": "Ground supply pin; all GND, VDD and VDDO pins must be externally connected to the power supply to guarantee proper operation."
},
{
"number": "8",
"name": "BCLK2",
"type": "output",
"description": "Buffered LVTTL/LVCMOS clock output in the ENABLE1-controlled group BCLK0:4; the outputs drive 50 Ω series or parallel terminated transmission lines."
},
{
"number": "9",
"name": "VDD",
"type": "power_in",
"description": "Core supply, 1.8 V ±0.2 V, 2.5 V ±5% or 3.3 V ±5%, which must be ≥ VDDO; bypass to GND with 0.01 µF."
},
{
"number": "10",
"name": "BCLK3",
"type": "output",
"description": "Buffered LVTTL/LVCMOS clock output in the ENABLE1-controlled group BCLK0:4; the outputs drive 50 Ω series or parallel terminated transmission lines."
},
{
"number": "11",
"name": "GND",
"type": "power_in",
"description": "Ground supply pin; all GND, VDD and VDDO pins must be externally connected to the power supply to guarantee proper operation."
},
{
"number": "12",
"name": "GND",
"type": "power_in",
"description": "Ground supply pin; all GND, VDD and VDDO pins must be externally connected to the power supply to guarantee proper operation."
},
{
"number": "13",
"name": "BCLK4",
"type": "output",
"description": "Buffered LVTTL/LVCMOS clock output in the ENABLE1-controlled group BCLK0:4; the outputs drive 50 Ω series or parallel terminated transmission lines."
},
{
"number": "14",
"name": "VDDO",
"type": "power_in",
"description": "Positive supply for the outputs, 1.8 V ±0.2 V, 2.5 V ±5% or 3.3 V ±5%, which must not exceed VDD; bypass to GND with 0.01 µF."
},
{
"number": "15",
"name": "BCLK5",
"type": "output",
"description": "Buffered LVTTL/LVCMOS clock output controlled by ENABLE2; the output drives 50 Ω series or parallel terminated transmission lines."
},
{
"number": "16",
"name": "NC",
"type": "unconnected",
"description": "No connect; no internal connection to the die."
},
{
"number": "17",
"name": "ENABLE1",
"type": "input",
"description": "Synchronous LVTTL/LVCMOS enable for outputs BCLK0 to BCLK4, 5 V tolerant, with an internal pull-up so it defaults HIGH when left open."
},
{
"number": "18",
"name": "XTAL_IN/CLK",
"type": "input",
"description": "Crystal oscillator input or single-ended LVCMOS clock input; accepts a crystal from 3 MHz to 40 MHz or a clock up to 100 MHz."
},
{
"number": "19",
"name": "XTAL_OUT",
"type": "output",
"description": "Crystal oscillator output that drives the crystal; the recommended crystal is 10 to 40 MHz fundamental AT-cut with 16 to 20 pF load capacitance."
},
{
"number": "20",
"name": "ENABLE2",
"type": "input",
"description": "Synchronous LVTTL/LVCMOS enable for output BCLK5, 5 V tolerant, with an internal pull-up so it defaults HIGH when left open."
},
{
"number": "21",
"name": "EP",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
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"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The exposed pad has no printed numeric pin number in the datasheet (Table 1 lists it as 'EP'); it is; Table 1 gives the QFN-20 numbers for BCLK0 to BCLK5 as a grouped list (3, 5, 8, 10, 13, 15) and the ; The bypass capacitor value in the source reads '0.01 F' with the micro symbol lost in text extractio",
"exposed pad 21 added from the footprint",
"dropped thermal pad ['EP'] absent from footprint"
],
"pages_sent": 15,
"cost_usd": 0.1003,
"at": "2026-10-30T21:33:14"
},
"datasheet": {
"url": "https://www.onsemi.com/pdf/datasheet/nb3h83905cmn-d.pdf",
"pages": 15,
"sha256": "3bf0459629f27493",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 21,
"described": 21,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
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"footprint": "viewers/footprint.html"
},
"models_3d": [
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"seat": "z = 0",
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"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "c9476a1612023de37f27b4972110ab6ac6dc0eaf5ac48957a2e1c497650082a5",
"checked": "2026-10-30",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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{
"file": "nb3h83905cmng-etched.step",
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],
"package_dims": {
"package_code": "QFN20 4x4, 0.5P (CASE 485BH-01)",
"source_page": 12,
"D": {
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"range_mm": [
null,
null
]
},
"E1": {
"nom_mm": 4,
"range_mm": [
null,
null
]
},
"e": {
"nom_mm": 0.5,
"range_mm": [
null,
null
]
},
"A": {
"nom_mm": 0.9,
"range_mm": [
0.8,
1
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},
"source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
"model_check": {
"file": "nb3h83905cmng.step",
"verdict": "PASS",
"reasons": [
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}
},
"metadata": {
"specs": {
"Manufacturer": "onsemi",
"Package": "QFN-20(4x4)",
"Category": "Logic ICs",
"Pins": "21"
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"characteristics": {
"version": 1,
"source": "datasheet",
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"rows": [
{
"name": "Positive Power Supply (VDDx)",
"symbol": "VDDx",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 4.6,
"conditions": "GND = 0 V",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Input Voltage (VI)",
"symbol": "VI",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": null,
"conditions": "-0.5 <= VI <= VDD + 0.5 V (upper bound not numeric)",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Operating Temperature Range, Industrial",
"symbol": "TA",
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{
"name": "IDD Core Quiescent Power Supply Current",
"symbol": "IDD",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 10,
"conditions": "VDD=VDDO=3.135-3.465 V; ENABLEx = LOW",
"source_page": 5,
"source": "datasheet"
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{
"name": "IDDO Output Quiescent Power Supply Current",
"symbol": "IDDO",
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{
"name": "Input HIGH Voltage ENABLEx, XTAL_IN/CLK",
"symbol": "VIH",
"kind": "electrical",
"unit": "V",
"min": 2,
"typ": null,
"max": null,
"conditions": "VDD=VDDO=3.135-3.465 V (max printed as VDD + 0.3 V)",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Input LOW Voltage ENABLEx, XTAL_IN/CLK",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 0.8,
"conditions": "VDD=VDDO=3.135-3.465 V",
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"source": "datasheet"
},
{
"name": "Output HIGH Voltage",
"symbol": "VOH",
"kind": "electrical",
"unit": "V",
"min": 2.6,
"typ": null,
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"conditions": "VDD=VDDO=3.135-3.465 V; Note 4: parallel terminated 50 ohm to VDDO/2",
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"source": "datasheet"
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{
"name": "Output LOW Voltage",
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"kind": "electrical",
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{
"name": "IDD Core Quiescent Power Supply Current",
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"conditions": "VDD=VDDO=2.375-2.625 V; ENABLEx = LOW",
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{
"name": "IDDO Output Quiescent Power Supply Current",
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"name": "Input HIGH Voltage ENABLEx, XTAL_IN/CLK",
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"name": "Input LOW Voltage ENABLEx, XTAL_IN/CLK",
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{
"name": "Output HIGH Voltage",
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{
"name": "Output HIGH Voltage",
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"typ": null,
"max": null,
"conditions": "VDD=VDDO=2.375-2.625 V; Note 4: parallel terminated 50 ohm to VDDO/2",
"source_page": 5,
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{
"name": "Output LOW Voltage",
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"source": "datasheet"
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{
"name": "Output LOW Voltage",
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"conditions": "VDD=VDDO=2.375-2.625 V; Note 4: parallel terminated 50 ohm to VDDO/2",
"source_page": 5,
"source": "datasheet"
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{
"name": "IDD Core Quiescent Power Supply Current",
"symbol": "IDD",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 5,
"conditions": "VDD=VDDO=1.6-2.0 V; ENABLEx = LOW",
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{
"name": "IDDO Output Quiescent Power Supply Current",
"symbol": "IDDO",
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"conditions": "VDD=VDDO=1.6-2.0 V; ENABLEx = LOW",
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"source": "datasheet"
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{
"name": "Input LOW Voltage ENABLEx, XTAL_IN/CLK",
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"typ": null,
"max": null,
"conditions": "VDD=VDDO=1.6-2.0 V (max printed as 0.35 * VDD)",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Output LOW Voltage",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.35,
"conditions": "VDD=VDDO=1.6-2.0 V; Note 4: parallel terminated 50 ohm to VDDO/2",
"source_page": 5,
"source": "datasheet"
},
{
"name": "IDD Core Quiescent Power Supply Current",
"symbol": "IDD",
"kind": "electrical",
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"min": null,
"typ": null,
"max": 10,
"conditions": "VDD=3.135-3.465 V; VDDO=2.375-2.625 V; ENABLEx = LOW",
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{
"name": "IDDO Output Quiescent Power Supply Current",
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{
"name": "Input HIGH Voltage ENABLEx, XTAL_IN/CLK",
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{
"name": "Input LOW Voltage ENABLEx, XTAL_IN/CLK",
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"conditions": "VDD=3.135-3.465 V; VDDO=2.375-2.625 V",
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{
"name": "Output HIGH Voltage",
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"conditions": "VDD=3.135-3.465 V; VDDO=2.375-2.625 V; IOH = -1 mA",
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{
"name": "Output HIGH Voltage",
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"conditions": "VDD=3.135-3.465 V; VDDO=2.375-2.625 V; Note 4: parallel terminated 50 ohm to VDDO/2",
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{
"name": "Output LOW Voltage",
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{
"name": "Output LOW Voltage",
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