LT6231CS8#PBF from Analog Devices, in a SO-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	Amplifier A output, rail-to-rail, swinging within 50mV of either supply rail with ±30mA typical short-circuit current at VS = 5V.
2	-IN A	input	Amplifier A inverting input.
3	+IN A	input	Amplifier A non-inverting input.
4	V-	power_in	Negative supply (ground in single-supply use); total supply V+ to V- is 3V minimum and 12.6V maximum.
5	+IN B	input	Amplifier B non-inverting input.
6	-IN B	input	Amplifier B inverting input.
7	OUT B	output	Amplifier B output, rail-to-rail, swinging within 50mV of either supply rail with ±30mA typical short-circuit current at VS = 5V.
8	V+	power_in	Positive supply; total supply V+ to V- is 3V minimum and 12.6V maximum.

Key specifications

Parameter	Value
Manufacturer	Analog Devices
Package	SO-8
Category	Interface ICs
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 Current		-40		40	mA	Note 2	2
Operating Temperature Range		-40		85	°C	Note 4	2
Junction Temperature	TJMAX			150	°C		2
Storage Temperature Range		-65		150	°C		2
Thermal Resistance Junction-to-Ambient, S8 package	θJA		200		°C/W	S8 package	2
Input Offset Voltage	VOS		50	350	µV	LT6231S8, TA=25°C, VS=5V,0V	3
Input Offset Voltage Match (Channel-to-Channel)			100	600	µV	Note 6, TA=25°C	3
Input Bias Current	IB		5	10	µA	TA=25°C	3
IB Match (Channel-to-Channel)			0.1	0.9	µA	Note 6	3
Input Offset Current	IOS		0.1	0.6	µA	TA=25°C	3
Input Noise Voltage Density	en		1.1	1.7	nV/√Hz	f = 10kHz, VS = 5V	3
Large-Signal Gain	AVOL	105	200		V/mV	VS = 5V, VO = 0.5V to 4.5V, RL = 10k to VS/2	3
Large-Signal Gain	AVOL	21	40		V/mV	VS = 5V, VO = 0.5V to 4.5V, RL = 1k to VS/2	3
Large-Signal Gain	AVOL	5.4	9		V/mV	VS = 5V, VO = 1V to 4V, RL = 100Ω to VS/2	3
Large-Signal Gain	AVOL	90	175		V/mV	VS = 3.3V, VO = 0.65V to 2.65V, RL = 10k to VS/2	3
Large-Signal Gain	AVOL	16.5	32		V/mV	VS = 3.3V, VO = 0.65V to 2.65V, RL = 1k to VS/2	3
Input Voltage Range	VCM	1.5		4	V	Guaranteed by CMRR, VS = 5V, 0V	3
Input Voltage Range	VCM	1.15		2.65	V	Guaranteed by CMRR, VS = 3.3V, 0V	3
Common Mode Rejection Ratio	CMRR	90	115		dB	VS = 5V, VCM = 1.5V to 4V	3
CMRR Match (Channel-to-Channel)		84	120		dB	Note 6, VS = 5V, VCM = 1.5V to 4V	3
Power Supply Rejection Ratio	PSRR	90	115		dB	VS = 3V to 10V	4
PSRR Match (Channel-to-Channel)		84	115		dB	Note 6, VS = 3V to 10V	4
Minimum Supply Voltage				3	V	Note 7	4
Output Voltage Swing Low	VOL		4	40	mV	No Load (Note 8)	4
Output Voltage Swing Low	VOL		85	190	mV	ISINK = 5mA	4
Output Voltage Swing Low	VOL		240	460	mV	VS = 5V, ISINK = 20mA	4
Output Voltage Swing Low	VOL		185	350	mV	VS = 3.3V, ISINK = 15mA	4
Output Voltage Swing High	VOH		5	50	mV	No Load (Note 8)	4
Output Voltage Swing High	VOH		90	200	mV	ISOURCE = 5mA	4
Output Voltage Swing High	VOH		325	600	mV	VS = 5V, ISOURCE = 20mA	4
Output Voltage Swing High	VOH		250	400	mV	VS = 3.3V, ISOURCE = 15mA	4
Short-Circuit Current	ISC	30	45		mA	VS = 5V (printed ±30, ±45)	4
Short-Circuit Current	ISC	25	40		mA	VS = 3.3V (printed ±25, ±40)	4
Supply Current per Amplifier	IS		3.15	3.5	mA	TA=25°C, VS = 5V, 0V	4
Gain-Bandwidth Product	GBW		200		MHz	Frequency = 1MHz, VS = 5V	4
Slew Rate	SR	42	60		V/µs	VS = 5V, AV = -1, RL = 1k, VO = 1.5V to 3.5V	4
Full-Power Bandwidth	FPBW	4.8	6.3		MHz	VS = 5V, VOUT = 3VP-P (Note 9)	4
Input Offset Voltage	VOS		50	350	µV	LT6231S8, TA=25°C, VS = ±5V	7
Input Bias Current	IB		5	10	µA	TA=25°C, VS = ±5V	7
Input Offset Current	IOS		0.1	0.6	µA	TA=25°C, VS = ±5V	7
Large-Signal Gain	AVOL	140	260		V/mV	VS = ±5V, VO = ±4.5V, RL = 10k	7
Large-Signal Gain	AVOL	35	65		V/mV	VS = ±5V, VO = ±4.5V, RL = 1k	7
Common Mode Rejection Ratio	CMRR	95	120		dB	VS = ±5V, VCM = -3V to 4V	7
Power Supply Rejection Ratio	PSRR	90	115		dB	VS = ±1.5V to ±5V	7
Supply Current per Amplifier	IS		3.3	3.9	mA	TA=25°C, VS = ±5V	7
Gain-Bandwidth Product	GBW	150	215		MHz	Frequency = 1MHz, VS = ±5V	7
Slew Rate	SR	50	70		V/µs	AV = -1, RL = 1k, VO = -2V to 2V, VS = ±5V	7
Input Offset Voltage	VOS			450	µV	LT6231CS8, 0°C < TA < 70°C, VS = 5V,0V	5
Input Offset Voltage Drift	VOS TC		0.5	3	µV/°C	Note 10, VCM = Half Supply, 0°C < TA < 70°C	5
Input Bias Current	IB			11	µA	0°C < TA < 70°C	5
Large-Signal Gain	AVOL	78			V/mV	0°C < TA < 70°C, VS = 5V, VO = 0.5V to 4.5V, RL = 10k to VS/2	5
Common Mode Rejection Ratio	CMRR	90			dB	0°C < TA < 70°C, VS = 5V, VCM = 1.5V to 4V	5
Power Supply Rejection Ratio	PSRR	85			dB	0°C < TA < 70°C, VS = 3V to 10V	5
Supply Current per Amplifier	IS			4.2	mA	0°C < TA < 70°C, VS = 5V,0V	5
Slew Rate	SR	35			V/µs	0°C < TA < 70°C, VS = 5V, AV = -1, RL = 1k, VO = 1.5V to 3.5V	5
Input Offset Voltage	VOS			450	µV	LT6231CS8, 0°C < TA < 70°C, VS = ±5V	8
Supply Current per Amplifier	IS			4.6	mA	0°C < TA < 70°C, VS = ±5V	8

CAD (KiCad official)

Symbol: LT6231CS8#PBF
Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
3D model: SO-8 (KiCad packages3D, STEP)
3D model files: lt6231cs8-pbf-etched.step / lt6231cs8-pbf-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lt6231cs8-pbf.step / lt6231cs8-pbf.glb are the bare package body.

Provenance

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

Datasheet: Analog Devices datasheet (24 pp, sha256 62978a516663990d, retrieved 2026-10-30, tier: manufacturer)
Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-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).

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LT6231CS8#PBF

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