LMH6655MAX from Texas Instruments, in a SOIC-8. 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	OUT A	output	Channel A output.
2	-IN A	input	Channel A inverting input.
3	+IN A	input	Channel A non-inverting input.
4	V-	power_in	Negative supply; the recommended total supply (V+ − V−) is ±2.5 V to ±6 V.
5	+IN B	input	Channel B non-inverting input.
6	-IN B	input	Channel B inverting input.
7	OUT B	output	Channel B output.
8	V+	power_in	Positive supply; the recommended total supply (V+ − V−) is ±2.5 V to ±6 V.

Key specifications

Parameter	Value
Manufacturer	Texas Instruments
Package	SOIC-8
Category	Operational Amplifier/Comparator
Pins	8

Electrical characteristics

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

Parameter	Symbol	Min	Typ	Max	Unit	Conditions	Page
Input Offset Voltage	VOS	-3	1	3	mV	VCM = 0V	5
Input Bias Current	IB		5	12	µA	VCM = 0V	5
Input Bias Current	IB		5	18	µA	VCM = 0V	5
Input Offset Current	IOS	-1	0.3	1	µA	VCM = 0V	5
Common Mode Rejection Ratio	CMRR	70	90		dB	Input Referred, VCM = 0V to −5V	5
Common Mode Rejection Ratio	CMRR	68	90		dB	Input Referred, VCM = 0V to −5V	5
Input Common-Mode Voltage Range (lower)	CMVR	-5.15	-5		V	CMRR ≥ 50 dB	5
Input Common-Mode Voltage Range (upper)	CMVR	3.5	3.7		V	CMRR ≥ 50 dB	5
Large Signal Voltage Gain	AVOL	60	67		dB	VO = 4 VPP, RL = 100Ω	5
Large Signal Voltage Gain	AVOL	58	67		dB	VO = 4 VPP, RL = 100Ω	5
Output Swing High	VO	3.4	3.6		V	No Load	6
Output Swing High	VO	3.2	3.6		V	No Load	6
Output Swing Low	VO		-3.9	-3.7	V	No Load	6
Output Swing Low	VO		-3.9	-3.5	V	No Load	6
Output Swing High	VO	3.2	3.4		V	RL = 100Ω	6
Output Swing High	VO	3	3.4		V	RL = 100Ω	6
Output Swing Low	VO		-3.6	-3.4	V	RL = 100Ω	6
Output Swing Low	VO		-3.6	-3.2	V	RL = 100Ω	6
Short Circuit Current (sourcing)	ISC	145	280		mA	Sourcing, VO = 0V	6
Short Circuit Current (sourcing)	ISC	130	280		mA	Sourcing, VO = 0V, ΔVIN = 200 mV	6
Short Circuit Current (sinking)	ISC	100	185		mA	Sinking, VO = 0V	6
Short Circuit Current (sinking)	ISC	80	185		mA	Sinking, VO = 0V, ΔVIN = 200 mV	6
Output Current	IOUT	80			mA	Sourcing, VO = +3V	6
Output Current	IOUT	120			mA	Sinking, VO = −3V	6
Power Supply Rejection Ratio	PSRR	60	76		dB	Input Referred, VS = ±5V to ±6V	6
Supply Current (per channel)	IS		4.5	6	mA		6
Supply Current (per channel)	IS		4.5	7	mA		6
Input Offset Voltage	VOS	-5	2	5	mV	VCM = 2.5V	7
Input Bias Current	IB		6	12	µA	VCM = 2.5V	7
Input Bias Current	IB		6	18	µA	VCM = 2.5V	7
Input Offset Current	IOS	-2	0.5	2	µA	VCM = 2.5V	7
Common Mode Rejection Ratio	CMRR	70	90		dB	Input Referred, VCM = 0V to −2.5V	7
Common Mode Rejection Ratio	CMRR	68	90		dB	Input Referred, VCM = 0V to −2.5V	7
Input Common-Mode Voltage Range (lower)	CMVR	-0.15	0		V	CMRR ≥ 50 dB	7
Input Common-Mode Voltage Range (upper)	CMVR	3.5	3.7		V	CMRR ≥ 50 dB	7
Large Signal Voltage Gain	AVOL	58	64		dB	VO = 1.6 VPP, RL = 100Ω	7
Large Signal Voltage Gain	AVOL	55	64		dB	VO = 1.6 VPP, RL = 100Ω	7
Output Swing High	VO	3.6	3.75		V	No Load	8
Output Swing High	VO	3.4	3.75		V	No Load	8
Output Swing Low	VO		0.9	1.1	V	No Load	8
Output Swing Low	VO		0.9	1.3	V	No Load	8
Output Swing High	VO	3.5	3.7		V	RL = 100Ω	8
Output Swing High	VO	3.35	3.7		V	RL = 100Ω	8
Output Swing Low	VO		1	1.3	V	RL = 100Ω	8
Output Swing Low	VO		1	1.45	V	RL = 100Ω	8
Short Circuit Current (sourcing)	ISC	90	170		mA	Sourcing, VO = 2.5V	8
Short Circuit Current (sourcing)	ISC	80	170		mA	Sourcing, VO = 2.5V, ΔVIN = 200 mV	8
Short Circuit Current (sinking)	ISC	70	140		mA	Sinking, VO = 2.5V	8
Short Circuit Current (sinking)	ISC	60	140		mA	Sinking, VO = 2.5V, ΔVIN = 200 mV	8
Output Current	IOUT	30			mA	Sourcing, VO = +3.5V	8
Output Current	IOUT	60			mA	Sinking, VO = 1.5V	8
Power Supply Rejection Ratio	PSRR	60	75		dB	Input Referred, VS = ± 2.5V to ± 3V	8
Supply Current (per channel)	IS		4.5	6	mA		8
Supply Current (per channel)	IS		4.5	7	mA		8
Supply Voltage (V+ − V−)	V+ − V−			13.2	V		4
Differential Input Voltage	VIN	-1.2		1.2	V		4
Junction Temperature	TJ			150	°C		4
Supply Voltage (V+ − V−)	V+ − V−	2.5		6	V		4
Operating Temperature Range		-40		85	°C		4
Junction-to-ambient thermal resistance	RθJA		172		°C/W	SOIC (D), 8 pins	4

CAD (KiCad official)

Symbol: LMH6655MAX
Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
3D model: SOIC-8 (KiCad packages3D, STEP)
3D model files: lmh6655max-etched.step / lmh6655max-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lmh6655max.step / lmh6655max.glb are the bare package body.

Provenance

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

Datasheet: Texas Instruments datasheet (35 pp, sha256 ea78788b2184452c, retrieved 2026-10-30, tier: manufacturer)
Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-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

LMH6655MAX

Verified LMH6655MAX

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3D Model

Symbol & Footprint

Schematic Symbol

PCB Footprint

Datasheet

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