ADA4000-2ARMZ from Analog Devices, in a MSOP-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.
2	-IN A	input	Amplifier A inverting input.
3	+IN A	input	Amplifier A non-inverting input; common-mode range includes +VS.
4	-V	power_in	Negative supply; operation from ±4 V to ±18 V, absolute maximum supply ±18 V.
5	+IN B	input	Amplifier B non-inverting input; common-mode range includes +VS.
6	-IN B	input	Amplifier B inverting input.
7	OUT B	output	Amplifier B output.
8	+V	power_in	Positive supply; operation from ±4 V to ±18 V, absolute maximum supply ±18 V.

Key specifications

Parameter	Value
Manufacturer	Analog Devices
Package	MSOP-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
Offset Voltage	VOS		0.2	1.7	mV	VS = ±15 V	3
Offset Voltage	VOS			3	mV	VS = ±15 V, −40°C ≤ TA ≤ +125°C	3
Input Bias Current	IB		5	40	pA	VS = ±15 V	3
Input Bias Current	IB			170	pA	VS = ±15 V, −40°C ≤ TA ≤ +85°C	3
Input Bias Current	IB			4.5	nA	VS = ±15 V, −40°C ≤ TA ≤ +125°C	3
Input Offset Current	IOS		2	40	pA	VS = ±15 V	3
Input Offset Current	IOS			80	pA	VS = ±15 V, −40°C ≤ TA ≤ +85°C	3
Input Offset Current	IOS			500	pA	VS = ±15 V, −40°C ≤ TA ≤ +125°C	3
Input Voltage Range	IVR	-11		15	V	VS = ±15 V	3
Common-Mode Rejection Ratio	CMRR	80	100		dB	VS = ±15 V, −11 V ≤ VCM ≤ +15 V	3
Common-Mode Rejection Ratio	CMRR	100			dB	VS = ±15 V, −40°C ≤ TA ≤ +125°C	3
Open-Loop Gain	AVO	100	110		dB	VS = ±15 V, RL = 2 kΩ, VO = ±10 V	3
Offset Voltage Drift	ΔVOS/ΔT		2		µV/°C	VS = ±15 V, −40°C ≤ TA ≤ +125°C	3
Output Voltage High	VOH	13.6	13.9		V	VS = ±15 V, RL = 2 kΩ to ground	3
Output Voltage High	VOH	13.4			V	VS = ±15 V, −40°C ≤ TA ≤ +125°C	3
Output Voltage Low	VOL		-13.4	-13	V	VS = ±15 V, RL = 2 kΩ to ground	3
Output Voltage Low	VOL			-12.8	V	VS = ±15 V, −40°C ≤ TA ≤ +125°C	3
Short-Circuit Current	ISC		28		mA	VS = ±15 V, printed ±28	3
Power Supply Rejection Ratio	PSRR	82	92		dB	VS = ±4.0 V to ±18.0 V	3
Supply Current/Amplifier	ISY		1.35	1.65	mA	VS = ±15 V	3
Supply Current/Amplifier	ISY			1.8	mA	VS = ±15 V, −40°C ≤ TA ≤ +125°C	3
Offset Voltage	VOS		0.2	1.7	mV	VS = ±5 V	4
Offset Voltage	VOS			3	mV	VS = ±5 V, −40°C ≤ TA ≤ +125°C	4
Input Bias Current	IB		5	40	pA	VS = ±5 V	4
Input Bias Current	IB			170	pA	VS = ±5 V, −40°C ≤ TA ≤ +85°C	4
Input Bias Current	IB			3	nA	VS = ±5 V, −40°C ≤ TA ≤ +125°C	4
Input Offset Current	IOS		2	40	pA	VS = ±5 V	4
Input Offset Current	IOS			80	pA	VS = ±5 V, −40°C ≤ TA ≤ +85°C	4
Input Offset Current	IOS			500	pA	VS = ±5 V, −40°C ≤ TA ≤ +125°C	4
Input Voltage Range	IVR	-1		5	V	VS = ±5 V	4
Common-Mode Rejection Ratio	CMRR	72	80		dB	VS = ±5 V, −1.0 V ≤ VCM ≤ +5.0 V	4
Common-Mode Rejection Ratio	CMRR	80			dB	VS = ±5 V, −40°C ≤ TA ≤ +125°C	4
Open-Loop Gain	AVO	106	114		dB	VS = ±5 V, RL = 2 kΩ, VO = ±2.5 V	4
Offset Voltage Drift	ΔVOS/ΔT		2		µV/°C	VS = ±5 V, −40°C ≤ TA ≤ +125°C	4
Output Voltage High	VOH	4	4.2		V	VS = ±5 V, RL = 2 kΩ to ground	4
Output Voltage High	VOH	3.8			V	VS = ±5 V, −40°C ≤ TA ≤ +125°C	4
Output Voltage Low	VOL		-3.45	-3.2	V	VS = ±5 V, RL = 2 kΩ to ground	4
Output Voltage Low	VOL			-3	V	VS = ±5 V, −40°C ≤ TA ≤ +125°C	4
Short-Circuit Current	ISC		28		mA	VS = ±5 V, printed ±28	4
Supply Current/Amplifier	ISY		1.25	1.65	mA	VS = ±5 V	4
Supply Current/Amplifier	ISY			1.8	mA	VS = ±5 V, −40°C ≤ TA ≤ +125°C	4
Supply Voltage		-18		18	V	printed ±18 V	5
Storage Temperature Range		-65		150	°C		5
Operating Temperature Range		-40		125	°C		5
Junction Temperature Range		-65		150	°C		5
Lead Temperature				300	°C	Soldering, 10 sec	5
Thermal Resistance Junction-to-Ambient	θJA		141.9		°C/W	8-Lead MSOP (RM-8)	5
Thermal Resistance Junction-to-Case	θJC		43.7		°C/W	8-Lead MSOP (RM-8)	5
Slew Rate	SR		20		V/µs	VI = 10 V, RL = 2 kΩ	3
Gain Bandwidth Product	GBP		5		MHz	VS = ±15 V	3
Voltage Noise Density	en		16		nV/√Hz	f = 1 kHz	3

CAD (KiCad official)

Symbol: ADA4000-2ARMZ
Footprint: Package_SO:MSOP-8_3x3mm_P0.65mm
3D model: MSOP-8 (KiCad packages3D, STEP)
3D model files: ada4000-2armz-etched.step / ada4000-2armz-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ada4000-2armz.step / ada4000-2armz.glb are the bare package body.

Provenance

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

Datasheet: Analog Devices datasheet (16 pp, sha256 674f95876ef2a362, retrieved 2026-10-31, 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).

Datasheet PDF

ADA4000-2ARMZ

Verified ADA4000-2ARMZ

Verification log 1 record

3D Model

Symbol & Footprint

Schematic Symbol

PCB Footprint

Datasheet

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