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CS8416-CSZR
Public Made by Adomby adom
Cirrus Logic Audio Interface ICs, SOIC-28. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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{
"schema_version": 1,
"type": "component",
"slug": "cs8416-cszr",
"title": "CS8416-CSZR",
"brief": "Cirrus Logic Audio Interface ICs, SOIC-28. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.2",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"communication interface chip",
"cs8416-cszr",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "CS8416-CSZR",
"manufacturer": "Cirrus Logic",
"package": "SOIC-28",
"pin_count": 28,
"category": "Communication Interface Chip",
"subcategory": "Audio Interface ICs",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/8f2da87ad1926efe8d911b810a837856.pdf",
"parts": {
"symbol": "cs8416-cszr.kicad_sym",
"footprint": "cs8416-cszr.kicad_mod",
"model_3d": "cs8416-cszr-hero.glb",
"model_3d_plain": "cs8416-cszr.glb",
"model_3d_step": "cs8416-cszr-etched.step",
"model_3d_step_plain": "cs8416-cszr.step",
"lbr": "cs8416-cszr.lbr"
},
"distributor_links": {
"lcsc": "C17499513",
"digikey": "598-CS8416-CSZRTR-ND",
"mouser": "777-CS8416-CSZR"
},
"distributor_check": {
"checked_at": "2026-11-13T00:08:23Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "598-CS8416-CSZRTR-ND",
"status": "found"
},
"mouser": {
"pn": "777-CS8416-CSZR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "RXP3",
"type": "input",
"description": "Positive AES3/SPDIF input, part of the RXP[7:0] 8:2 S/PDIF input multiplexer; single-ended or differential, AC-coupled, with unused inputs left floating or tied to AGND."
},
{
"number": "2",
"name": "RXP2",
"type": "input",
"description": "Positive AES3/SPDIF input, part of the RXP[7:0] 8:2 S/PDIF input multiplexer; single-ended or differential, AC-coupled, with unused inputs left floating or tied to AGND."
},
{
"number": "3",
"name": "RXP1",
"type": "input",
"description": "Positive AES3/SPDIF input, part of the RXP[7:0] 8:2 S/PDIF input multiplexer; single-ended or differential, AC-coupled, with unused inputs left floating or tied to AGND."
},
{
"number": "4",
"name": "RXP0",
"type": "input",
"description": "Positive AES3/SPDIF input, part of the RXP[7:0] 8:2 S/PDIF input multiplexer; single-ended or differential, AC-coupled, with unused inputs left floating or tied to AGND."
},
{
"number": "5",
"name": "RXN",
"type": "input",
"description": "Negative AES3/SPDIF input forming a differential pair with RXP[7:0]; in single-ended operation it is AC-coupled to ground through a capacitor."
},
{
"number": "6",
"name": "VA",
"type": "power_in",
"description": "Analog power supply, nominally +3.3 V (VA range 3.13 V to 3.46 V); noise on this pin directly affects recovered-clock jitter."
},
{
"number": "7",
"name": "AGND",
"type": "power_in",
"description": "Analog ground for the analog circuitry; AGND and DGND should be connected to a common ground area under the chip."
},
{
"number": "8",
"name": "FILT",
"type": "output",
"description": "PLL loop filter output; an RC network must be connected between this pin and analog ground, with the ground end returned directly to AGND for minimum jitter."
},
{
"number": "9",
"name": "RST",
"type": "input",
"description": "Reset input; when low the CS8416 enters a low-power mode with all internal states reset, and RST must be held low until supplies and input clocks are stable at power-up."
},
{
"number": "10",
"name": "RXP4",
"type": "input",
"description": "Positive AES3/SPDIF input, part of the RXP[7:0] 8:2 S/PDIF input multiplexer; single-ended or differential, AC-coupled, with unused inputs left floating or tied to AGND."
},
{
"number": "11",
"name": "RXP5",
"type": "input",
"description": "Positive AES3/SPDIF input, part of the RXP[7:0] 8:2 S/PDIF input multiplexer; single-ended or differential, AC-coupled, with unused inputs left floating or tied to AGND."
},
{
"number": "12",
"name": "RXP6",
"type": "input",
"description": "Positive AES3/SPDIF input, part of the RXP[7:0] 8:2 S/PDIF input multiplexer; single-ended or differential, AC-coupled, with unused inputs left floating or tied to AGND."
},
{
"number": "13",
"name": "RXP7",
"type": "input",
"description": "Positive AES3/SPDIF input, part of the RXP[7:0] 8:2 S/PDIF input multiplexer; single-ended or differential, AC-coupled, with unused inputs left floating or tied to AGND."
},
{
"number": "14",
"name": "AD0 / CS",
"type": "input",
"description": "Address bit 0 in I2C mode or control port chip select in SPI mode; a falling edge selects SPI mode, and with no falling edge the device defaults to I2C mode."
},
{
"number": "15",
"name": "AD1 / CDIN",
"type": "input",
"description": "Address bit 1 in I2C mode or serial control data input in SPI mode."
},
{
"number": "16",
"name": "SCL / CCLK",
"type": "input",
"description": "Control port clock (I2C SCL or SPI CCLK), used to clock control data in and out; it is an open-drain output requiring an external pull-up resistor to VL."
},
{
"number": "17",
"name": "SDA / CDOUT",
"type": "bidirectional",
"description": "Serial control data I/O in I2C mode (open drain, requires external pull-up to VL) or control data output in SPI mode."
},
{
"number": "18",
"name": "AD2 / GPO2",
"type": "output",
"description": "General purpose output 2; when using I2C control port this pin must be pulled high or low through a 47 kOhm resistor to set the AD2 address bit."
},
{
"number": "19",
"name": "GPO1",
"type": "output",
"description": "General purpose output 1, source selected through GPO1SEL bits; all GPO pins default to GND after reset."
},
{
"number": "20",
"name": "GPO0",
"type": "output",
"description": "General purpose output 0, source selected through GPO0SEL bits; all GPO pins default to GND after reset."
},
{
"number": "21",
"name": "VL",
"type": "power_in",
"description": "Logic power supply setting the I/O and receiver input levels, nominally +3.3 V or +5.0 V (3.13 V to 5.25 V range)."
},
{
"number": "22",
"name": "DGND",
"type": "power_in",
"description": "Digital and I/O ground for the I/O and core logic; AGND and DGND should be connected to a common ground area under the chip."
},
{
"number": "23",
"name": "VD",
"type": "power_in",
"description": "Digital core power supply, nominally +3.3 V (3.13 V to 3.46 V range)."
},
{
"number": "24",
"name": "RMCK",
"type": "output",
"description": "Input section recovered master clock output, 256x Fs by default or 128x Fs when RMCKF is set; may be placed in high impedance by the RXD bit."
},
{
"number": "25",
"name": "OMCK",
"type": "input",
"description": "System clock input; when OMCK System Clock Mode is enabled it is output on RMCK upon PLL unlock and serves as the OMCK/RMCK ratio reference."
},
{
"number": "26",
"name": "SDOUT",
"type": "output",
"description": "Serial audio output data; in Software Mode this pin must be pulled high to VL through a 47 kOhm resistor to select Software Mode."
},
{
"number": "27",
"name": "OSCLK",
"type": "bidirectional",
"description": "Serial audio output bit clock, an output in master mode and an input in slave mode, for data on SDOUT."
},
{
"number": "28",
"name": "OLRCK",
"type": "bidirectional",
"description": "Serial audio output left/right word clock, an output at the sample rate Fs in master mode and an input in slave mode."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"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: Mode ambiguity: this pinout is the Software Mode table (datasheet section 2.1). In Hardware Mode (se; No separate SOIC pin table: the datasheet's pin tables are labelled TSSOP (section 2.1/3.1), and its; Pin types are inferred from datasheet wording: FILT is listed as 'Output' and RMCK/SDOUT/GPO pins as"
],
"pages_sent": 60,
"cost_usd": 0.2775,
"at": "2026-11-13T00:08:08"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/8f2da87ad1926efe8d911b810a837856.pdf",
"pages": 60,
"sha256": "85bb158d11c6e9bf",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 28,
"described": 28,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "cs8416-cszr.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
10.3,
17.9,
2.75
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "b889a13dbe9ec59e79fa9f1b5118b00bfa54f9582392335ff3365b64afc264b1",
"checked": "2026-11-13",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "cs8416-cszr-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
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"seat": "z = 0",
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17.9,
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"footprint_binding": "identity",
"sha256": "9090d1539f1505a39f7984b13ef8c54e5c477cd71a9b026a25c91b1c4bd6f0be",
"checked": "2026-11-13",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
],
"package_dims": {
"package_code": "28L SOIC (300 MIL BODY)",
"source_page": 56,
"D": {
"nom_mm": 17.9,
"range_mm": [
17.7,
18.1
]
},
"E1": {
"nom_mm": 7.5,
"range_mm": [
7.4,
7.6
]
},
"E": {
"nom_mm": 10.34,
"range_mm": [
10,
10.65
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},
"e": {
"nom_mm": 1.27,
"range_mm": [
1.02,
1.52
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},
"A": {
"nom_mm": 2.5,
"range_mm": [
2.35,
2.65
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},
"source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
"model_check": {
"file": "cs8416-cszr.step",
"verdict": "PASS",
"reasons": [
"height and body within the datasheet's package drawing"
],
"by": "factory/package_fit.py"
}
}
},
"metadata": {
"specs": {
"Manufacturer": "Cirrus Logic",
"Package": "SOIC-28",
"Category": "Communication Interface Chip",
"Pins": "28"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "85bb158d11c6e9bfb695c917d42294c49832a5d8a41ba962cb59b2221e417658",
"rows": [
{
"name": "Power Supply Voltage VA (analog)",
"symbol": "VA",
"kind": "recommended_operating",
"unit": "V",
"min": 3.13,
"typ": 3.3,
"max": 3.46,
"conditions": "AGND, DGND = 0 V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Power Supply Voltage VD (digital core)",
"symbol": "VD",
"kind": "recommended_operating",
"unit": "V",
"min": 3.13,
"typ": 3.3,
"max": 3.46,
"conditions": "AGND, DGND = 0 V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Power Supply Voltage VL (logic I/O)",
"symbol": "VL",
"kind": "recommended_operating",
"unit": "V",
"min": 3.13,
"typ": null,
"max": 5.25,
"conditions": "VL 3.3 V or 5.0 V option; typ printed as '3.3 or 5.0'",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Ambient Operating Temperature, Commercial Grade",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -10,
"typ": null,
"max": 70,
"conditions": "Commercial Grade",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Power Supply Voltage VA, VD, VL (absolute max)",
"symbol": "VA, VD, VL",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 6,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Input Current, Any Pin Except Supplies",
"symbol": "Iin",
"kind": "absolute_maximum",
"unit": "mA",
"min": -10,
"typ": null,
"max": 10,
"conditions": "Note 1: transient currents up to 100 mA will not cause SCR latch-up",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Input Voltage",
"symbol": "Vin",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": null,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Ambient Operating Temperature (power applied)",
"symbol": "TA",
"kind": "absolute_maximum",
"unit": "°C",
"min": -55,
"typ": null,
"max": 125,
"conditions": "Power applied",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Storage Temperature",
"symbol": "Tstg",
"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Supply Current in Power-Down, VA",
"symbol": "IA",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": null,
"max": 10,
"conditions": "Power-Down Mode (Notes 2, 4)",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Supply Current in Power-Down, VD",
"symbol": "ID",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": null,
"max": 70,
"conditions": "Power-Down Mode (Notes 2, 4)",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Supply Current in Power-Down, VL",
"symbol": "IL",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": null,
"max": 10,
"conditions": "Power-Down Mode (Notes 2, 4); VL = 3.3 V",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Supply Current in Power-Down, VL",
"symbol": "IL",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": null,
"max": 12,
"conditions": "Power-Down Mode (Notes 2, 4); VL = 5.0 V",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Supply Current at 48 kHz Frame Rate, VA",
"symbol": "IA",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 5.7,
"conditions": "Normal Operation (Notes 3, 4)",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Supply Current at 48 kHz Frame Rate, VD",
"symbol": "ID",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 5.9,
"conditions": "Normal Operation (Notes 3, 4)",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Supply Current at 48 kHz Frame Rate, VL",
"symbol": "IL",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 2.8,
"conditions": "Normal Operation (Notes 3, 4); VL = 3.3 V",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Supply Current at 48 kHz Frame Rate, VL",
"symbol": "IL",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 4.2,
"conditions": "Normal Operation (Notes 3, 4); VL = 5.0 V",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Supply Current at 192 kHz Frame Rate, VA",
"symbol": "IA",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 9.4,
"conditions": "Normal Operation (Notes 3, 4)",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Supply Current at 192 kHz Frame Rate, VD",
"symbol": "ID",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 23,
"conditions": "Normal Operation (Notes 3, 4)",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Supply Current at 192 kHz Frame Rate, VL",
"symbol": "IL",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 7.8,
"conditions": "Normal Operation (Notes 3, 4); VL = 3.3 V",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Supply Current at 192 kHz Frame Rate, VL",
"symbol": "IL",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 11.8,
"conditions": "Normal Operation (Notes 3, 4); VL = 5.0 V",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Input Leakage Current",
"symbol": "IIN",
"kind": "electrical",
"unit": "μA",
"min": -0.5,
"typ": null,
"max": 0.5,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Differential Input Sensitivity, RXP[7:0] to RXN",
"symbol": "VTH",
"kind": "electrical",
"unit": "mVpp",
"min": null,
"typ": 150,
"max": 200,
"conditions": "RXP[7:0] to RXN",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Input Hysteresis",
"symbol": "VH",
"kind": "electrical",
"unit": "V",
"min": 0.15,
"typ": null,
"max": 1,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Low-Level Output Voltage",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
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