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Home > Products > Integrated Circuits (ICs) > Data Acquisition > Analog to Digital Converters (ADC)

Analog Devices Inc. AD4006BRMZ

Name: AD4006BRMZ
Brand: Analog Devices Inc.
SKU: AD4006BRMZ
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: AD4006BRMZ

Manufacturer:: Analog Devices Inc.

Category:: Analog to Digital Converters (ADC)

Package:: 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)

Datasheet:: AD4006BRMZ.pdf

Description:: IC ADC 18BIT SAR 10MSOP

Quantity:: RFQ Add To RFQ list

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Product details

Overview

AD4006BRMZ from Analog Devices is a precision 18-bit, pseudo-differential successive approximation register (SAR) analog-to-digital converter with 1 MSPS throughput, ±3.2 LSB INL, 95 dB SNR at 1 kHz, and single 1.8 V supply operation - designed for high-accuracy data acquisition in automated test equipment and medical instrumentation.

For engineers reviewing the AD4006BRMZ datasheet, AD4006BRMZ pinout, AD4006BRMZ application, or AD4006BRMZ equivalent, this page delivers verified specifications, validated pin functions, confirmed thermal and timing behavior at 1 MSPS, and real-world interface compatibility with SPI/QSPI/MICROWIRE hosts using 1.8 V to 5 V logic levels.

Technical Context

The AD4006BRMZ implements an Easy Drive architecture that reduces input current to ≤1 μA at 1 MSPS and extends acquisition time to ≥79% of the conversion cycle, eliminating need for dedicated ADC drivers. Its pseudo-differential input accepts 0 V to VREF (2.4–5.1 V), with span compression enabling single-supply operation without negative rails.

It features integrated input overvoltage clamps (±50 mA sink capability), turbo-mode SPI interface supporting up to 100 MHz SCK, and status-bit reporting for daisy-chain or CS-mode configurations - all guaranteed over −40°C to +125°C with no missing codes.

Key Specifications

Parameter	Value and Actual Design Meaning
Resolution	18-bit with guaranteed no missing codes - ensures full dynamic range utilization in precision measurement systems.
Throughput Rate	1 MSPS - enables accurate capture of signals up to 10 MHz bandwidth with oversampling support.
INL	±3.2 LSB max - maintains linearity critical for calibration-grade instrumentation and sensor interfaces.
SNR	95 dB at f_IN = 1 kHz, V_REF = 5 V - supports high-fidelity signal reconstruction in medical and test equipment.
Power Consumption	7–8.4 mW total at 1 MSPS (V_DD = 1.8 V, V_IO = 1.8 V, V_REF = 5 V) - enables low-power portable and battery-operated designs.
Input Voltage Range	0 V to V_REF, with V_REF programmable from 2.4 V to 5.1 V - allows flexible reference selection without redesigning driver stages.
Operating Temperature	−40°C to +125°C - qualified for industrial automation, automotive test rigs, and harsh-environment monitoring.

Pinout & Package

AD4006BRMZ is housed in a 10-lead MSOP package (3 mm × 4.90 mm) with exposed pad connected to GND. Pin functions are fully validated per Analog Devices' official pin configuration diagram (Figure 3, Rev. A datasheet).

Pin/Terminal	Circuit Role	Design Meaning
REF	Analog reference input	Accepts external 2.4–5.1 V reference; requires local 10 µF X7R decoupling to GND for noise immunity.
VDD	Analog power supply	1.71–1.89 V supply; bypassed with 0.1 µF ceramic capacitor to GND for stable SAR core operation.
IN+	Pseudo-differential analog input (+)	Samples voltage relative to IN−; supports 0–V_REF differential range with optional span compression.
IN−	Analog ground sense	Provides remote analog ground reference point; must be tied to clean analog ground plane.
GND	Power supply ground	Common return for VDD, REF, and analog inputs; shared with exposed pad connection in LFCSP variant.
CNV	Convert control input	Edge-triggered start of conversion; selects interface mode (CS vs. daisy-chain) on rising edge.
SDO	Serial data output	18-bit straight-binary result synchronized to SCK; tri-stated when CNV/SDI high in CS mode.
SCK	Serial clock input	Drives data shift-out; supports 100 MHz max in turbo mode for 1 MSPS operation with minimal digital power.
SDI	Serial data input / mode select	Configures interface mode (CS/daisy-chain) on CNV rising edge; used for register writes in CS mode.
VIO	Digital I/O supply	1.71–5.5 V logic interface supply; enables direct connection to 1.8/2.5/3.3/5 V microcontrollers without level shifters.

Key Features

Feature	Design Value
Easy Drive input architecture	Reduces input current to ≤1 μA at 1 MSPS and extends acquisition phase to 790 ns - eliminates need for high-output-current op-amp drivers.
Input overvoltage clamp	Sinks up to ±50 mA on IN+/IN− while limiting REF disturbance - protects against transients without external diodes or series resistors.
Span compression mode	Shifts input range to 0.1×V_REF–0.9×V_REF - preserves full code range using only positive supply, simplifying front-end design.
Turbo-mode SPI interface	Supports 100 MHz SCK with 18-bit readout in <320 ns - enables low-latency sampling and relaxed timing margins for FPGA/microcontroller hosts.
Single-supply 1.8 V operation	Full performance at V_DD = 1.71–1.89 V with independent V_IO (1.71–5.5 V) - allows mixed-voltage system integration without regulators or translators.

Applications

Automated Test Equipment	Medical Data Acquisition
Use Scenario: High-speed calibration of multichannel sensor arrays in benchtop ATE systems requiring traceable 18-bit accuracy. IC Role / Device Role / Timing Role: Primary digitizer capturing synchronized multi-sensor waveforms at 1 MSPS with deterministic latency and no pipeline delay. Use Value: Guaranteed no missing codes and ±3.2 LSB INL ensure metrology-grade linearity; Easy Drive simplifies anti-alias filter design by reducing driver complexity.	Use Scenario: Patient vital sign monitoring in portable ECG/EEG devices where low power and high SNR are critical. IC Role / Device Role / Timing Role: Precision front-end ADC converting biopotential signals with 95 dB SNR and 125 dB oversampled dynamic range (OSR = 1024). Use Value: 7–8.4 mW total power at 1 MSPS extends battery life; input clamp protects against ESD events during clinical handling.
Industrial Machine Automation	Battery-Powered Instrumentation
Use Scenario: Closed-loop position feedback in servo drives using resolvers or LVDTs with high-resolution analog outputs. IC Role / Device Role / Timing Role: High-accuracy SAR ADC interfacing with precision instrumentation amplifiers, operating across −40°C to +125°C ambient. Use Value: Guaranteed operation over full industrial temperature range; pseudo-differential input rejects common-mode noise from motor drive switching.	Use Scenario: Handheld multimeters and portable oscilloscopes requiring 18-bit resolution and sub-10 mW active power. IC Role / Device Role / Timing Role: Core data converter enabling dual-range measurements (mV/V) with programmable V_REF from 2.4 V to 5.1 V. Use Value: Span compression avoids need for dual-supply op-amps; single 1.8 V V_DD minimizes PMIC overhead in compact form factors.

Automated Test Equipment

Medical Data Acquisition

Use Scenario: High-speed calibration of multichannel sensor arrays in benchtop ATE systems requiring traceable 18-bit accuracy.

IC Role / Device Role / Timing Role: Primary digitizer capturing synchronized multi-sensor waveforms at 1 MSPS with deterministic latency and no pipeline delay.

Use Value: Guaranteed no missing codes and ±3.2 LSB INL ensure metrology-grade linearity; Easy Drive simplifies anti-alias filter design by reducing driver complexity.

Use Scenario: Patient vital sign monitoring in portable ECG/EEG devices where low power and high SNR are critical.

IC Role / Device Role / Timing Role: Precision front-end ADC converting biopotential signals with 95 dB SNR and 125 dB oversampled dynamic range (OSR = 1024).

Use Value: 7–8.4 mW total power at 1 MSPS extends battery life; input clamp protects against ESD events during clinical handling.

Industrial Machine Automation

Battery-Powered Instrumentation

Use Scenario: Closed-loop position feedback in servo drives using resolvers or LVDTs with high-resolution analog outputs.

IC Role / Device Role / Timing Role: High-accuracy SAR ADC interfacing with precision instrumentation amplifiers, operating across −40°C to +125°C ambient.

Use Value: Guaranteed operation over full industrial temperature range; pseudo-differential input rejects common-mode noise from motor drive switching.

Use Scenario: Handheld multimeters and portable oscilloscopes requiring 18-bit resolution and sub-10 mW active power.

IC Role / Device Role / Timing Role: Core data converter enabling dual-range measurements (mV/V) with programmable V_REF from 2.4 V to 5.1 V.

Use Value: Span compression avoids need for dual-supply op-amps; single 1.8 V V_DD minimizes PMIC overhead in compact form factors.

Equivalent & Alternatives

The following parts are listed as comparable options for similar precision SAR ADC applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
AD4003BRMZ	Same 18-bit resolution and Easy Drive architecture, but rated for 2 MSPS throughput and higher power (14–21.5 mW at 2 MSPS).	Targeted at higher-bandwidth applications like ultrasonic imaging or fast transient capture where >1 MSPS is required.	Select AD4003BRMZ only if system demands >1 MSPS sampling; AD4006BRMZ offers optimal power/performance trade at 1 MSPS.
AD4010BCPZ-RL7	Same family, 18-bit, but rated for 500 kSPS and lower power (3.5–5.4 mW); uses 3 mm × 3 mm LFCSP package instead of MSOP.	Suitable for ultra-low-power, space-constrained applications such as wireless sensor nodes or implantable diagnostics.	Choose AD4010BCPZ-RL7 when throughput ≤500 kSPS suffices and board area or thermal dissipation is constrained.

Compared with AD4003BRMZ and AD4010BCPZ-RL7, the AD4006BRMZ uniquely balances 1 MSPS throughput, 7–8.4 mW power, and MSOP packaging - making it the optimal choice for mid-speed, high-accuracy industrial and medical systems requiring proven thermal robustness and simplified layout.

Availability

AD4006BRMZ is available at Aetrix Electronics and suitable for automated test equipment, medical instrumentation, and industrial machine automation requiring stable component supply, long-term lifecycle support, and guaranteed −40°C to +125°C operation.

Supply support for AD4006BRMZ includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Analog Devices, Inc. is a global leader in high-performance analog, mixed-signal, and digital signal processing semiconductors, headquartered in Norwood, MA.

The AD4006BRMZ belongs to the AD400x Easy Drive SAR ADC product line, engineered specifically for precision data acquisition systems demanding low power, high linearity, and simplified analog front-end design without sacrificing speed or accuracy.

FAQ

What is the maximum achievable throughput for AD4006BRMZ in turbo mode?

The AD4006BRMZ achieves a maximum throughput of 1 MSPS in turbo mode, confirmed by Analog Devices' datasheet Table 4. This requires SCK ≥ 80 MHz when VIO < 2.7 V or ≥100 MHz when VIO ≥ 2.7 V. Unlike the AD4002, the AD4006BRMZ is not rated for 2 MSPS operation - its specification is fixed at 1 MSPS across all conditions.

Does AD4006BRMZ support true differential input or only pseudo-differential?

The AD4006BRMZ supports pseudo-differential input only: IN+ is sampled relative to IN−, which serves as a reference sense point rather than a true complementary input. The datasheet explicitly defines the analog input as "pseudo differential" with voltage range (IN+) – (IN−) = 0 V to VREF. True differential operation (e.g., ±VREF) is not supported.

Can AD4006BRMZ operate with a 2.5 V reference voltage?

Yes, AD4006BRMZ supports VREF from 2.4 V to 5.1 V, including 2.5 V. At VREF = 2.5 V, SNR is 87–89 dB and INL remains ±3.2 LSB max. The device maintains full 18-bit no-missing-codes performance across this entire reference range, as verified in Table 1 and Figure 6 of the datasheet.

Is the AD4006BRMZ pin-compatible with other members of the AD400x family?

Yes, AD4006BRMZ is pin-compatible with AD4003/AD4007/AD4011 per the datasheet's "Pin compatible with AD4003/AD4007/AD4011 family" statement. All share identical 10-lead MSOP (RM-10) and LFCSP (CP-10-9) footprints and pin functions - enabling drop-in substitution within the same package variant for throughput-scaling designs.

What digital interface protocols does AD4006BRMZ support?

AD4006BRMZ supports SPI-, QSPI-, MICROWIRE-, and DSP-compatible serial interfaces. It operates in both CS mode (3-wire or 4-wire, with optional busy indicator) and daisy-chain mode, with configurable status bit reporting. All modes use standard CMOS-level signaling compatible with 1.8 V to 5 V logic via the separate VIO supply.

AD4006BRMZ Specifications

Product attributes: Attribute value

Manufacturer:: Analog Devices Inc.

Series:: -

Package/Case:: 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)

Packaging:: Tube

Product Status:: Active

Number of Bits:: 18

Sampling Rate (Per Second):: 1M

Number of Inputs:: 1

Input Type:: Pseudo-Differential, Single Ended

Data Interface:: DSP, MICROWIRE™, QSPI™, and SPI™

Configuration:: ADC

Ratio - S/H:ADC:: -

Number of A/D Converters:: 1

Architecture:: SAR

Reference Type:: External

Voltage - Supply, Analog:: 1.71V ~ 1.89V

Voltage - Supply, Digital:: 1.71V ~ 5.5V

Features:: Simultaneous Sampling

Operating Temperature:: -40°C ~ 125°C

Supplier Device Package:: 10-MSOP

Mounting Type:: Surface Mount

Grade:: -

Qualification:: -

AD4006BRMZ FAQ

1.How can I place an order for AD4006BRMZ through Aetrix?

Please submit a Request for Quotation (RFQ) for AD4006BRMZ on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for AD4006BRMZ reliable?

The price and inventory of AD4006BRMZ are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for AD4006BRMZ is usually 5 days.

3.What payment methods are accepted for AD4006BRMZ?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for AD4006BRMZ transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for AD4006BRMZ?

AD4006BRMZ orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your AD4006BRMZ order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for AD4006BRMZ?

For technical support, including AD4006BRMZ datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your AD4006BRMZ requirements.

6.How does Aetrix verify that AD4006BRMZ is sourced from the original manufacturer or authorized distributors?

All AD4006BRMZ products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that AD4006BRMZ meets industry standards.

7.What is the process for return or replacement of AD4006BRMZ?

All AD4006BRMZ units undergo pre-shipment inspection (PSI). If there is an issue with AD4006BRMZ, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The AD4006BRMZ part is unused and in its original packaging.

Return procedure for AD4006BRMZ:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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