DIO2624CT24 from DIOO, in a TSSOP-24. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin	Name	Type	Function
1	CP	passive	Charge-pump flying capacitor positive terminal; 1µF low-ESR typical.
2	VDD	power_in	Audio line driver positive supply, 3 V to 3.6 V recommended (3.3 V typ), absolute maximum -0.3 to 4 V.
3	GND	power_in	Ground.
4	UVP	input	Under voltage protection input; external under-voltage detection threshold 1.25 V min to 1.325 V with 6 µA hysteresis current.
5	OUTL	output	Left channel output of the audio driver, able to drive 600 Ω and 10 kΩ loads with up to 220 pF capacitive load.
6	-INL	input	Left channel negative input of the audio driver.
7	+INL	input	Left channel positive input of the audio driver.
8	SD-IN1	input	Channel SD video input.
9	HD-IN1	input	Channel HD video input (Pr).
10	HD-IN2	input	Channel HD video input (Pb).
11	HD-IN3	input	Channel HD video input (Y).
12	VCC	power_in	Video filter driver power supply, 3.135 V to 5.25 V recommended, absolute maximum 0 to 6.0 V.
13	GND	power_in	Ground.
14	HD-OUT3	output	Channel HD video output (Y).
15	HD-OUT2	output	Channel HD video output (Pb).
16	HD-OUT1	output	Channel HD video output (Pr).
17	SD-OUT1	output	Channel SD video output.
18	+INR	input	Right channel positive input of the audio driver.
19	-INR	input	Right channel negative input of the audio driver.
20	OUTR	output	Right channel output of the audio driver, able to drive 600 Ω and 10 kΩ loads with up to 220 pF capacitive load.
21	GND	power_in	Ground.
22	MUTE	input	Mute input, active-low; high level is at least 60% of VDD and low level is at most 40% of VDD.
23	VSS	power_out	Supply voltage output (negative supply generated by the charge pump); the VSS capacitor must be at least equal to the flying capacitor, 1µF typical.
24	CN	passive	Charge-pump flying capacitor negative terminal; 1µF low-ESR typical.

Key specifications

Parameter	Value
Manufacturer	DIOO
Package	TSSOP-24
Category	Amplifiers
Pins	24

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter	Symbol	Min	Typ	Max	Unit	Conditions	Page
Supply Voltage/VCC	VCC	0		6	V		3
Supply Voltage/VDD	VDD	-0.3		4	V		3
Input Voltage/VIN (max VCC+0.3 V)	VIN	-0.3			V		3
Minimum load impedance		600			Ω		3
Mute to GND (max VDD+0.3 V)	MUTE	-0.3			V		3
Storage Temperature Range		-65		150	°C		3
Junction Temperature				150	°C		3
Lead Temperature Range				260	°C		3
HBM ESD				5	kV	JEDEC JESD22-A114	3
VDD Supply Voltage	VDD	3	3.3	3.6	V		4
VCC Supply Voltage	VCC	3.135		5.25	V		4
Mute High level Input Voltage	VIH	60			% of VDD		4
Mute Low level Input Voltage	VIL			40	% of VDD		4
Operating Temperature Range	TA	-40		85	°C		4
Output Offset Voltage	VOS			0.8	mV	VDD=3.3V, Input grounded, Unity gain	4
Power supply rejection ratio	PSRR	90			dB	VDD=3.3V	4
High level output voltage	VOH	3.1			V	VDD=3.3V, RL=10kΩ	4
Low level output voltage	VOL	-3.05			V	VDD=3.3V, RL=10kΩ	4
Mute High level input current	IIH			1	µA	VDD=3.3V, VI=VDD	4
Mute Low level input current	IIL			1	µA	VDD=3.3V, VI=0V	4
Supply current	IDD			16	mA	VDD=3.3V, VI= VDD, No load	4
Supply current (Mute mode)	IDD			0.8	mA	Mute mode, VDD=3.3V	4
Output Voltage	VO	2	2.3		VRMS	THD+N=1%, VDD=3.3V, f=1kHz	4
Total harmonic distortion + noise	THD+N			0.001	%	VO=2VRMS, f=1kHz	4
Channel crosstalk	XTALK			-105	dB	VO=2VRMS	4
Signal noise ratio	SNR	90	105		dB	A-weighted	4
Dynamic range	DNR	105			dB	A-weighted	4
Maximum capacitive load	CL			220	pF		4
Noise output voltage	VN			10	µVRMS	A-weighted	4
Open loop voltage gain	AVO	165			dB		4
External under-voltage detection	VUVP		1.25	1.325	V		4
Unity gain bandwidth	GBW		7.2		MHz		4
External under-voltage detection hysteresis current	IHys		6		µA		4
Charge pump frequency	fCP		300		kHz		4
Supply Current	ICC		78	90	mA	HD + SD Channels	5
Input Common Mode Voltage Range	VIN			1.4	Vpp		5
Power Supply Rejection	PSRR	-60	-50		dB		5
Channel Gain (HD)	AV	5.8	6	6.2	dB		5
Attenuation (HD)	AR			-33	dB	f=74.25MHz, RSOURCE=75Ω	5
Output Distortion (HD)	THD			0.6	%	VOUT=1.4VPP, f=10MHz	5
Output Distortion (HD)	THD			0.8	%	VOUT=1.4VPP, f=20MHz	5
Crosstalk (HD)	XTALK			-75	dB	f=1MHz, VIN=1.4VPP	5
Signal to Noise Ratio (HD)	SNR	65			dB	100kHz to 30MHz, 100% White Signal	5
Slew Rate	SR	90			V/µs	2V Output 80% to 20%	5
Channel Gain (SD)	AV	5.8	6	6.2	dB		5
Attenuation (SD)	AR			-56	dB	f=27MHz	5
Differential Gain	DG			0.6	%		5
Differential Phase	DP			1.2	°		5
Output Distortion (SD)	THD			1.5	%	f=4MHz	5
Crosstalk (SD)	XTALK			-85	dB	f=1MHz	5
Signal to Noise Ratio (SD)	SNR	70			dB		5
Band Width (HD)	BW		26		MHz	±0.5dB, RSOURCE=75Ω	5
Band Width (HD)	BW		31		MHz	-1dB, RSOURCE=75Ω	5
Band Width (HD)	BW		37		MHz	-3dB, RSOURCE=75Ω	5
Group Delay (HD)			5		ns	100kHz to 30MHz	5
Propagation Delay (HD)			20		ns	Input to Output	5
Band Width (SD)	BW		8		MHz	-1dB	5
Band Width (SD)	BW		9		MHz	-3dB	5
Propagation Delay (SD)	tPD		80		ns		5

CAD (KiCad official)

Symbol: DIO2624CT24
Footprint: Package_SO:TSSOP-24_4.4x7.8mm_P0.65mm
3D model: TSSOP-24 (KiCad packages3D, STEP)
3D model files: dio2624ct24-etched.step / dio2624ct24-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); dio2624ct24.step / dio2624ct24.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

Datasheet: DIOO datasheet (14 pp, sha256 af3d1cb6b151fba8, retrieved 2026-10-31, tier: lcsc)
Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF

DIO2624CT24

Verified DIO2624CT24

Verification log 1 record

3D Model

Symbol & Footprint

Schematic Symbol

PCB Footprint

Datasheet

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