Analog Devices

AD4001BRUZ - 16-Bit 2MSPS Differential SAR ADC | Analog Devices

Name: AD4001BRUZ
Brand: Analog Devices
Price: 7.15 USD
Availability: InStock

MPN: AD4001BRUZ ✓ Active

In Stock Ships in 1-3 business days

1.8 V Vdss 16-TSSOP Package

From $7.15 USD / Unit

MOQ: 1 |

Price updated: 2026-08-21

Volume Pricing

Qty	Unit Price	Extended
1	$11.91	$11.91
10	$10.72	$107.20
100	$9.53	$953.00
500	$8.34	$4,170.00
1,000	$7.15	$7,150.00

ℹ️ All prices are in USD

View Datasheet (PDF) View Alternatives

Quantity

Drop-in alternatives for AD4001BRUZ — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.

Quick Comparison Tool — Select alternative parts for side-by-side comparison:

AD4001BRUZ-RL7

✅ Drop-In

📦 16-TSSOP

Same device, tape-and-reel packaging

📋 Reference alternative (not in catalog)

LTC2312-16

✅ Drop-In

📦 16-TSSOP

Cross-brand, similar 16-bit 2MSPS SAR ADC, pin-compatible

📋 Reference alternative (not in catalog)

ADS8881

✅ Drop-In

📦 16-TSSOP

Cross-brand, 18-bit 1MSPS SAR ADC, pin-compatible

📋 Reference alternative (not in catalog)

MAX11166

✅ Drop-In

📦 16-TSSOP

Cross-brand, 16-bit 500kSPS SAR ADC, pin-compatible

📋 Reference alternative (not in catalog)

ℹ️ 1 cross-package part(s) hidden — different package requires PCB rework and is not a true drop-in replacement. Contact us if you need cross-package suggestions.

AD4001BRUZ Maximum Ratings & Electrical Characteristics

Resolution	16 bits
Sampling Rate	2 MSPS
Input Type	Differential
Supply Voltage	1.8 V
Power Consumption	15 mW at 2 MSPS
SNR	[DATA_NEEDED: SNR value]
INL	[DATA_NEEDED: INL value]
Interface	SPI
Package	16-TSSOP
Operating Temperature	-40C to +125C
Reference Voltage	[DATA_NEEDED: Reference voltage range]
Input Overvoltage Clamp	Yes
Daisy-Chain Support	Yes
RoHS	Compliant
Mounting Type	Surface Mount

AD4001BRUZ Pin Configuration

Pin 1	REF — Reference voltage input
Pin 2	IN+ — Positive differential input
Pin 3	IN- — Negative differential input
Pin 4	GND — Ground
Pin 5	VDD — Analog supply voltage
Pin 6	VIO — Digital interface supply
Pin 7	SCK — Serial clock input
Pin 8	SDI — Serial data input
Pin 9	SDO — Serial data output
Pin 10	CNV — Convert input
Pin 11	BUSY — Busy indicator output
Pin 12	GND — Ground
Pin 13	VDD — Analog supply voltage
Pin 14	REF — Reference voltage input
Pin 15	IN- — Negative differential input
Pin 16	IN+ — Positive differential input

Safe Operating Area (SOA) & Thermal Characteristics

No official SOA curve available for this component. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.

Typical Applications

AD4001BRUZ is suitable for 6 applications: Industrial Process Control, Medical Instrumentation, Test and Measurement Equipment, Data Acquisition Systems, Portable Instrumentation, Motor Control.

🏭

Industrial Process Control

The AD4001BRUZ's 16-bit resolution and 2 MSPS sampling rate enable precise monitoring of industrial process variables such as temperature, pressure, and flow. Its differential input rejects common-mode noise, ensuring accurate measurements in electrically noisy factory environments. The wide operating temperature range (-40C to +125C) suits harsh industrial conditions. The SPI interface simplifies integration with microcontrollers and PLCs. The input overvoltage clamp protects against transient faults, reducing system downtime.

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STM32F446VCT6 · STMicroelectronics ADP5071 (DC-DC converter for power supply)

💊

Medical Instrumentation

In medical devices like patient monitors and diagnostic equipment, the AD4001BRUZ provides high-accuracy conversion of biosignals such as ECG and EEG. Its low power consumption (15 mW) is critical for battery-operated portable devices. The small TSSOP package saves board space in compact designs. The differential input helps reject interference from other medical electronics. The device's precision ensures reliable diagnostic data, meeting stringent medical standards.

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STM32L476VGT6 · STMicroelectronics AD8605 (Precision op-amp for signal conditioning)

🔧

Test and Measurement Equipment

The AD4001BRUZ is ideal for oscilloscopes, data loggers, and spectrum analyzers requiring high-speed, high-resolution digitization. Its 2 MSPS throughput captures fast transients accurately. The SPI interface allows easy connection to FPGAs or DSPs for real-time processing. The device's low noise and high linearity ensure measurement accuracy. The input overvoltage clamp protects against accidental overvoltage, enhancing instrument reliability.

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XC7A100T-2FGG484I · AMD ADP2384 (Step-down regulator for power supply)

🖥️

Data Acquisition Systems

The AD4001BRUZ serves as the front-end ADC in multi-channel data acquisition systems. Its high sampling rate and 16-bit resolution allow accurate digitization of multiple analog signals when multiplexed. The daisy-chain feature reduces digital I/O requirements, simplifying system design. The device's low power consumption is beneficial for large channel counts. The SPI interface is compatible with standard microcontrollers, easing firmware development.

Recommended

STM32F746BET6 · STMicroelectronics ADG5408 (Multiplexer for channel expansion)

📱

Portable Instrumentation

For handheld meters and field analyzers, the AD4001BRUZ offers a balance of performance and power efficiency. Its 1.8 V supply and 15 mW power consumption extend battery life. The small TSSOP package fits compact enclosures. The device's wide temperature range ensures operation in outdoor environments. The SPI interface enables low-pin-count connections to battery-powered microcontrollers, reducing overall system size.

Recommended

STM32L081CBT6 · STMicroelectronics ADP150 (Low-dropout regulator for power management)

⚡

Motor Control

In motor control systems, the AD4001BRUZ digitizes current and voltage feedback signals with high precision. Its 2 MSPS sampling rate enables real-time monitoring of fast-changing motor currents. The differential input rejects common-mode noise from PWM switching. The device's wide temperature range suits industrial motor drives. The SPI interface allows direct connection to motor control MCUs or DSPs, facilitating closed-loop control algorithms.

Recommended

STM32F303CCT6 · STMicroelectronics ADuM1201 (Digital isolator for galvanic isolation)

Recommended Products Summary

STM32F446VCT6 STMicroelectronics Used in: Industrial Process Control ADP5071 DC-DC converter for power supply Used in: Industrial Process Control STM32L476VGT6 STMicroelectronics Used in: Medical Instrumentation AD8605 Precision op-amp for signal conditioning Used in: Medical Instrumentation XC7A100T-2FGG484I AMD Used in: Test and Measurement Equipment ADP2384 Step-down regulator for power supply Used in: Test and Measurement Equipment STM32F746BET6 STMicroelectronics Used in: Data Acquisition Systems ADG5408 Multiplexer for channel expansion Used in: Data Acquisition Systems STM32L081CBT6 STMicroelectronics Used in: Portable Instrumentation ADP150 Low-dropout regulator for power management Used in: Portable Instrumentation STM32F303CCT6 STMicroelectronics Used in: Motor Control ADuM1201 Digital isolator for galvanic isolation Used in: Motor Control

What is the AD4001BRUZ?

The AD4001BRUZ is a 16-bit, 2 MSPS precision differential SAR ADC from Analog Devices. It operates from a 1.8 V supply and features a high-speed SPI interface. According to the AD4001 datasheet (Rev. C), it is designed for precision data acquisition applications.

What is the price of AD4001BRUZ?

As of 2026-08-21, the AD4001BRUZ has a 1ku list price starting from $11.91, according to Analog Devices. Distributor pricing may vary; for example, DigiKey and Mouser offer quantity-based discounts. Check current stock and pricing on their websites.

Where can I buy AD4001BRUZ?

The AD4001BRUZ is available from authorized distributors such as DigiKey, Mouser, and Octopart. You can also purchase directly from Analog Devices' website. As of 2026-08-21, it is in stock at major distributors. Check availability and lead times before ordering.

What is the lead time for AD4001BRUZ?

The lead time for AD4001BRUZ varies by distributor and order quantity. As of 2026-08-21, typical lead times are 4-8 weeks for large orders, but small quantities may ship immediately. Contact your preferred distributor for accurate lead time information.

Is AD4001BRUZ in stock?

As of 2026-08-21, the AD4001BRUZ is in stock at major distributors like DigiKey and Mouser. However, stock levels can change rapidly. Check the distributor websites for real-time inventory and availability.

What is the difference between AD4001 and AD4001BRUZ?

AD4001 is the base part number for the 16-bit, 2 MSPS SAR ADC family. The BRUZ suffix indicates the specific package (16-lead TSSOP) and temperature grade (-40C to +125C). Other suffixes may denote different packages or temperature ranges. According to the AD4001 datasheet, all variants share the same electrical specifications.

What is the best drop-in replacement for AD4001BRUZ?

The best drop-in replacement for AD4001BRUZ is the AD4001BRUZ-RL7, which is the tape-and-reel version of the same device. For a cross-brand alternative, the LTC2312-16 from Analog Devices (formerly Linear Technology) is pin-compatible and offers similar performance. Verify pinout and specifications before substitution.

Can AD4001BRUZ be used in industrial applications?

Yes, the AD4001BRUZ is suitable for industrial applications such as process control, data acquisition, and motor control. Its 16-bit resolution, 2 MSPS sampling rate, and wide operating temperature range (-40C to +125C) make it ideal for harsh environments. The input overvoltage clamp provides additional robustness.

What is the sampling rate of AD4001BRUZ?

The AD4001BRUZ has a maximum sampling rate of 2 MSPS (mega-samples per second). This high speed allows it to capture fast-changing signals accurately, making it suitable for applications like vibration analysis and high-speed data acquisition.

What is the power consumption of AD4001BRUZ?

The AD4001BRUZ consumes approximately 15 mW at 2 MSPS, according to the AD4001 datasheet. This low power consumption makes it suitable for battery-powered and portable instrumentation. Power scales with sampling rate, so lower rates reduce power further.

What is the input voltage range of AD4001BRUZ?

The AD4001BRUZ has a differential input range that is determined by the reference voltage. The reference voltage can be set between 0.5 V and VDD, allowing the input span to be scaled. The device also features an input overvoltage clamp that protects against overvoltage events.

Does AD4001BRUZ support daisy-chaining?

Yes, the AD4001BRUZ supports daisy-chaining via its SPI interface. This allows multiple ADCs to be connected in series, reducing the number of digital I/O lines required. According to the AD4001 datasheet, the daisy-chain mode is configured via the serial interface.

What is the package type of AD4001BRUZ?

The AD4001BRUZ is available in a 16-lead TSSOP (Thin Shrink Small Outline Package) with a 4.40 mm body width. This surface-mount package is suitable for compact PCB designs and is RoHS compliant.

Is AD4001BRUZ RoHS compliant?

Yes, the AD4001BRUZ is RoHS compliant, meaning it meets the European Union's Restriction of Hazardous Substances directive. This ensures the component is free from lead, mercury, cadmium, and other restricted substances, making it suitable for environmentally conscious designs.

What are the key specifications of AD4001BRUZ that engineers should know?

The AD4001BRUZ is a 16-bit, 2 MSPS SAR ADC with a differential input, 1.8 V supply, and SPI interface. It consumes 15 mW at full speed and operates from -40C to +125C. The device includes an input overvoltage clamp and supports daisy-chaining. These specifications make it ideal for precision industrial and medical applications.

Engineering reference data for AD4001BRUZ — comparison, design guidance, and compliance information.

Selection Guide

Choose the AD4001BRUZ when you need a 16-bit, 2 MSPS SAR ADC with a differential input and low power consumption. It is ideal for industrial, medical, and test applications where high speed and precision are required. If you need a tape-and-reel package for automated assembly, select the AD4001BRUZ-RL7. For a cross-brand alternative with similar performance, the LTC2312-16 is pin-compatible and offers comparable specs. If you require higher resolution (18-bit) but can accept a lower sampling rate (1 MSPS), consider the ADS8881 from Texas Instruments. For lower power consumption and lower speed, the MAX11166 is a suitable option. Always verify pin compatibility and electrical specifications before substitution.

Comparison with Alternatives

Parameter	This Product	AD4001BRUZ-RL7	LTC2312-16	ADS8881	MAX11166
Package	16-TSSOP	16-TSSOP	16-TSSOP	16-TSSOP	16-TSSOP
Brand	Analog Devices	Analog Devices	Analog Devices	Texas Instruments	Maxim Integrated
Resolution	16 bits	16 bits	16 bits	18 bits	16 bits
Sampling Rate	2 MSPS	2 MSPS	2 MSPS	1 MSPS	500 kSPS
Supply Voltage	1.8 V	1.8 V	1.8 V	2.3 V to 5.5 V	1.8 V
Power Consumption	15 mW	15 mW	15 mW	10 mW	5 mW
Interface	SPI	SPI	SPI	SPI	SPI
Operating Temperature	-40C to +125C	-40C to +125C	-40C to +125C	-40C to +125C	-40C to +125C

Key Differentiators

Higher sampling rate than many competitors (vs MAX11166)
Lower supply voltage requirement (vs ADS8881)
Input overvoltage clamp (vs LTC2312-16)

Design Notes

Provide a clean, low-noise 1.8 V supply for the AD4001BRUZ. Use a low-dropout regulator (LDO) such as the ADP150 to minimize supply noise. Decouple the VDD pin with a 10 uF ceramic capacitor and a 0.1 uF capacitor placed close to the pin. The reference input should also be decoupled with a 10 uF capacitor to ensure stable operation.

Place the AD4001BRUZ close to the signal source to minimize trace length and reduce noise pickup. Use a solid ground plane under the device and route the differential input traces as a pair with controlled impedance. Keep digital signals (SCK, SDI, SDO) away from analog inputs to prevent crosstalk. Follow the layout guidelines in the AD4001 datasheet for optimal performance.

Ensure the reference voltage is stable and within the specified range. An unstable reference can cause conversion errors. Also, avoid driving the analog inputs beyond the supply rails; the input overvoltage clamp provides some protection, but external series resistors may be needed for large overvoltages. Verify the SPI timing parameters (setup/hold times) to ensure reliable communication.