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MAX9768BETG+T
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Analog Devices Inc Maxim Integrated Audio Amplifiers, TQFN-24(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"component": {
"mpn": "MAX9768BETG+T",
"manufacturer": "Analog Devices Inc Maxim Integrated",
"package": "TQFN-24(4x4)",
"pin_count": 25,
"category": "Amplifiers/Comparators",
"subcategory": "Audio Amplifiers",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590905577390219264",
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"distributor_links": {
"lcsc": "C2838749",
"digikey": "MAX9768BETG+TTR-ND"
},
"distributor_check": {
"checked_at": "2026-10-18T23:12:57Z",
"source": "Component Ocean /api/assign-pns",
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"pn": "MAX9768BETG+TTR-ND",
"status": "found"
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"pins": [
{
"number": "1",
"name": "OUT+",
"type": "output",
"description": "Positive speaker output; the BTL speaker is driven differentially between OUT+ and OUT-."
},
{
"number": "2",
"name": "OUT+",
"type": "output",
"description": "Positive speaker output; the BTL speaker is driven differentially between OUT+ and OUT-."
},
{
"number": "3",
"name": "PVDD",
"type": "power_in",
"description": "Speaker amplifier power-supply input, 4.5V to 14V; bypass with a 1µF capacitor to ground."
},
{
"number": "4",
"name": "BOOT+",
"type": "passive",
"description": "Positive speaker output boost flying-capacitor connection; connect a 0.1µF ceramic capacitor between BOOT+ and OUT+."
},
{
"number": "5",
"name": "SCLK",
"type": "input",
"description": "I2C serial-clock input in I2C mode (ADDR1 and ADDR2 not GND); connect to VDD for classic PWM modulation or to ground for filterless modulation."
},
{
"number": "6",
"name": "SDA/VOL",
"type": "bidirectional",
"description": "I2C serial data I/O and analog volume control input; the voltage applied sets the volume level in analog volume control mode."
},
{
"number": "7",
"name": "FB",
"type": "input",
"description": "Feedback; connect the feedback resistor between FB and IN to set amplifier gain."
},
{
"number": "8",
"name": "IN",
"type": "input",
"description": "Audio input."
},
{
"number": "9",
"name": "GND",
"type": "power_in",
"description": "Ground; connect PGND and GND together at a single point on the PCB."
},
{
"number": "10",
"name": "BIAS",
"type": "passive",
"description": "Common-mode bias voltage (1.5V typ); bypass with a 2.2µF capacitor to GND."
},
{
"number": "11",
"name": "GND",
"type": "power_in",
"description": "Ground; connect PGND and GND together at a single point on the PCB."
},
{
"number": "12",
"name": "SYNC",
"type": "input",
"description": "Frequency select and external clock input: GND selects 300kHz fixed, unconnected selects 360kHz fixed, VDD selects spread-spectrum 300kHz ±7.5kHz, and a clock input selects fixed-frequency sync to the external clock."
},
{
"number": "13",
"name": "SYNCOUT",
"type": "output",
"description": "Clock signal output."
},
{
"number": "14",
"name": "VDD",
"type": "power_in",
"description": "Power-supply input, 2.7V to 3.6V; bypass with a 1µF capacitor to GND."
},
{
"number": "15",
"name": "BOOT-",
"type": "passive",
"description": "Negative speaker output boost flying-capacitor connection; connect a 0.1µF ceramic capacitor between BOOT- and OUT-."
},
{
"number": "16",
"name": "PVDD",
"type": "power_in",
"description": "Speaker amplifier power-supply input, 4.5V to 14V; bypass with a 1µF capacitor to ground."
},
{
"number": "17",
"name": "OUT-",
"type": "output",
"description": "Negative speaker output; the BTL speaker is driven differentially between OUT+ and OUT-."
},
{
"number": "18",
"name": "OUT-",
"type": "output",
"description": "Negative speaker output; the BTL speaker is driven differentially between OUT+ and OUT-."
},
{
"number": "19",
"name": "SHDN",
"type": "input",
"description": "Shutdown input; drive low to disable the audio amplifiers and connect to VDD for normal operation."
},
{
"number": "20",
"name": "MUTE",
"type": "input",
"description": "Mute input; drive high to mute the speaker outputs and connect to GND for normal operation."
},
{
"number": "21",
"name": "PGND",
"type": "power_in",
"description": "Power ground; connect PGND and GND together at a single point on the PCB."
},
{
"number": "22",
"name": "PGND",
"type": "power_in",
"description": "Power ground; connect PGND and GND together at a single point on the PCB."
},
{
"number": "23",
"name": "ADDR2",
"type": "input",
"description": "Address select input 2; selects the I2C address option and also selects the volume control mode."
},
{
"number": "24",
"name": "ADDR1",
"type": "input",
"description": "Address select input 1; selects the I2C address option and also selects the volume control mode."
},
{
"number": "25",
"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": {
"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: The MPN suffix '+T' (tape and reel) is not listed in the datasheet ordering table. The table lists M; The datasheet gives no electrical pin type for several pins. These were assigned by function: OUT+/O; Pin 15 description in the source text reads 'BOOTL-' and 'OUTL-'. These were read as BOOT- and OUT- ",
"exposed pad 25 added from the footprint",
"dropped thermal pad ['EP'] absent from footprint"
],
"pages_sent": 8,
"cost_usd": 0.0705,
"at": "2026-10-18T23:11:09"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590905577390219264",
"pages": 23,
"sha256": "307be3f4b07b6dc8",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 25,
"described": 25,
"cites_pages": true,
"refuses_to_fabricate": true
}
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