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Analog Devices Inc. AD8606ARMZ-REEL
- Part No.:
- AD8606ARMZ-REEL
- Manufacturer:
- Analog Devices Inc.
- Category:
- Instrumentation, Op Amps, Buffer Amps
- Package:
- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
- Datasheet:
-
AD8606ARMZ-REEL.pdf
- Description:
- IC CMOS 2 CIRCUIT 8MSOP
- Quantity:
- Payment:
- Shipping:
Inventory:14,580
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Product details
Overview
AD8606ARMZ-REEL from Analog Devices is a dual, rail-to-rail input/output precision operational amplifier in an 8-lead MSOP package. It delivers 65 µV max offset voltage, 1 pA max input bias current, 8 nV/√Hz voltage noise density at 1 kHz, 10 MHz unity-gain bandwidth, and operates from 2.7 V to 5.5 V single supply - enabling high-accuracy photodiode amplification and battery-powered sensor signal conditioning.
For engineers reviewing the AD8606ARMZ-REEL datasheet, AD8606ARMZ-REEL pinout, AD8606ARMZ-REEL application, or AD8606ARMZ-REEL equivalent, this page provides verified package mapping (MSOP-8), confirmed dual-channel rail-to-rail I/O behavior, temperature-stable performance across −40°C to +125°C, and real-world design implications for low-noise analog front-ends and portable instrumentation.
Technical Context
The AD8606ARMZ-REEL implements a CMOS input stage with DigiTrim® laserless trimming for sub-100 µV offset accuracy without post-package calibration. Its dual-channel architecture shares no internal coupling, supporting independent signal paths with 100 dB typical CMRR and 95 dB PSRR at 5 V supply.
It achieves unity-gain stability with 65° phase margin while driving ≥2 kΩ loads, and maintains rail-to-rail output swing within 20 mV of each rail at 1 mA load - critical for maximizing dynamic range in single-supply 3.3 V systems.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Offset Voltage | Max 65 µV - enables ≤0.001% gain error in 10 V full-scale precision instrumentation amplifiers |
| Input Bias Current | Max 1 pA - supports GΩ-level feedback resistors in photodiode transimpedance stages without significant DC error |
| Voltage Noise Density | 8 nV/√Hz at 1 kHz - limits integrated noise to <1.5 µV RMS in 100 kHz bandwidth sensor interfaces |
| Unity-Gain Bandwidth | 10 MHz - supports stable closed-loop operation up to 100 kHz with 10× gain and 100 pF capacitive load |
| Supply Range | 2.7 V to 5.5 V - allows direct interface with Li-ion (3.0–4.2 V) and 3.3 V logic without level-shifting |
| Operating Temperature | −40°C to +125°C - qualified for under-hood automotive and industrial control environments |
| Output Swing | Rail-to-rail - delivers >4.9 V p-p output from 5 V supply, preserving 98% of available dynamic range |
Pinout & Package
AD8606ARMZ-REEL is housed in an 8-lead MSOP (RM suffix) package, 3.0 mm × 3.0 mm × 0.85 mm body, exposed pad optional, moisture sensitivity level 1.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | Inverting Input A (–INA) | High-impedance node for differential feedback; accepts common-mode voltages from GND to V+ |
| 2 | Noninverting Input A (+INA) | CMOS input with 1 pA bias; requires matched trace impedance to minimize offset drift |
| 3 | Output A (OUTA) | Rail-to-rail capable; drives 2 kΩ load to within 20 mV of rails at 1 mA |
| 4 | Ground (V–) | Power return for both amplifiers; must connect to low-impedance ground plane |
| 5 | Noninverting Input B (+INB) | Independent channel input; identical specs to Pin 2, no crosstalk with Channel A |
| 6 | Inverting Input B (–INB) | Matches Pin 1 electrical behavior; supports separate feedback networks per channel |
| 7 | Output B (OUTB) | Electrically isolated from OUTA; 17 dB channel separation at 100 kHz |
| 8 | Positive Supply (V+) | Accepts 2.7–5.5 V; PSRR >80 dB ensures immunity to digital supply noise |
Key Features
| Feature | Design Value |
|---|---|
| DigiTrim® trimming | Eliminates laser trimming; achieves 65 µV max offset without post-packaging calibration steps |
| Rail-to-rail I/O | Supports full input common-mode range (GND to V+) and output swing within 20 mV of rails - maximizes SNR in low-voltage systems |
| Low 1/f noise corner | 0.1 Hz to 10 Hz peak-to-peak noise = 2.3–3.5 µV - critical for precision DC-coupled sensor measurement |
| Unity-gain stable | Operates with 0 dB gain without external compensation; simplifies filter and buffer designs |
| Extended temperature range | Specified from −40°C to +125°C - validated for automotive engine control and industrial motor drive applications |
Applications
| Photodiode Amplification | Battery-Powered Instrumentation |
|---|---|
Use Scenario: Converting weak photocurrents (pA–nA) from medical pulse oximetry sensors into stable voltage outputs. IC Role / Device Role / Timing Role: Transimpedance amplifier with GΩ feedback resistor; dual channel enables reference/active pair configuration. Use Value: 1 pA input bias current prevents >1 mV DC error with 1 GΩ resistor; 8 nV/√Hz noise preserves signal integrity in low-light conditions. | Use Scenario: Signal conditioning in handheld multimeters and portable gas analyzers powered by two AA cells (3.0 V). IC Role / Device Role / Timing Role: Precision buffer and gain stage before 16-bit SAR ADC; dual channel supports simultaneous voltage/current measurement. Use Value: 65 µV offset contributes <0.002% error at 3 V full scale; 2.7 V minimum supply enables operation until battery drops to 1.35 V/cell. |
| Multipole Active Filters | Audio Line Drivers |
Use Scenario: 4th-order low-pass filtering in vibration monitoring systems for predictive maintenance. IC Role / Device Role / Timing Role: Dual op-amp implementing two 2nd-order Sallen-Key stages; one AD8606ARMZ-REEL replaces two discrete amplifiers. Use Value: 10 MHz GBP supports Butterworth response with <0.1 dB passband ripple up to 100 kHz; rail-to-rail output avoids clipping on ±1.5 V signals. | Use Scenario: Low-distortion headphone driver in Bluetooth audio receivers with 3.3 V supply. IC Role / Device Role / Timing Role: Single-supply AC-coupled line driver; dual channel supports stereo output without DC-blocking capacitors. Use Value: THD+N <0.005% at 1 kHz ensures audiophile-grade fidelity; 10 MHz bandwidth preserves transient response for percussive audio content. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar precision op-amp applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| OPA2333AIDR | Zero-drift architecture; 0.1 µV/°C offset drift vs. AD8606ARMZ-REEL's 4.5 µV/°C; higher quiescent current (17 µA vs. 1.2 mA) | Better for <0.1 Hz DC stability; less suitable for wideband sensor excitation or multipole filters requiring >1 MHz GBW | Select OPA2333AIDR when ultra-low drift dominates over bandwidth and power; AD8606ARMZ-REEL preferred for mixed-signal systems needing speed + precision |
| MCP6V82-E/MS | Chopper-stabilized; 3 µV max offset; lower noise floor (6.5 nV/√Hz) but 1.2 MHz GBP vs. 10 MHz | Superior for microvolt-level DC measurements; insufficient for >100 kHz active filter or audio line driving | Choose MCP6V82-E/MS for static sensor bridges; retain AD8606ARMZ-REEL where bandwidth, rail-to-rail swing, and proven 125°C operation are required |
Compared with OPA2333AIDR and MCP6V82-E/MS, AD8606ARMZ-REEL uniquely balances 10 MHz bandwidth, rail-to-rail I/O, 65 µV offset, and −40°C to +125°C qualification - making it optimal for dual-channel, battery-constrained, wideband precision analog front-ends where zero-drift overhead is unnecessary.
Availability
AD8606ARMZ-REEL is available at Aetrix Electronics and suitable for photodiode amplification, battery-powered instrumentation, and multipole active filters requiring stable component supply across automotive, industrial, and medical device production cycles.
Supply support for AD8606ARMZ-REEL 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 AD860x family was designed specifically for precision, low-noise, rail-to-rail signal conditioning in space-constrained, single-supply systems - targeting optical sensing, portable test equipment, and high-fidelity audio.
FAQ
What is the maximum operating temperature for AD8606ARMZ-REEL?
The AD8606ARMZ-REEL is specified for continuous operation from −40°C to +125°C ambient temperature. This extended industrial range is validated per the datasheet's Absolute Maximum Ratings and Electrical Specifications tables, and applies to all package variants including the MSOP-8 (ARMZ) version. Thermal derating follows θJA = 206°C/W for the MSOP package.
Does AD8606ARMZ-REEL require external compensation for unity-gain stability?
No, AD8606ARMZ-REEL is internally compensated and unity-gain stable. The datasheet confirms 65° phase margin at 5 V supply with 2 kΩ load and 20 pF capacitance. No external compensation components are needed for gains ≥1, simplifying PCB layout and reducing bill-of-materials cost in buffer and gain-stage applications.
What is the input voltage range specification for AD8606ARMZ-REEL?
AD8606ARMZ-REEL features rail-to-rail input capability: its common-mode input voltage range extends from V– (GND) to V+ across the full supply range (2.7 V to 5.5 V). At 5 V supply, this means 0 V to 5 V; at 2.7 V supply, it is 0 V to 2.7 V - enabling direct interfacing with resistive sensors and DAC outputs without level-shifting circuitry.
Can AD8606ARMZ-REEL drive capacitive loads without oscillation?
AD8606ARMZ-REEL can safely drive up to 100 pF capacitive load in unity-gain configuration, as verified by small-signal overshoot data in Figure 20 of the datasheet. For loads >100 pF, a series isolation resistor (e.g., 10–50 Ω) between output and capacitance is recommended to maintain phase margin and prevent peaking or instability.
Is AD8606ARMZ-REEL pin-compatible with other dual op-amps in MSOP-8 packages?
AD8606ARMZ-REEL uses a standard MSOP-8 pinout (Pin 1 = –INA, Pin 2 = +INA, Pin 3 = OUTA, Pin 4 = V–, Pin 5 = +INB, Pin 6 = –INB, Pin 7 = OUTB, Pin 8 = V+), matching industry conventions. However, pin compatibility does not guarantee functional equivalence - always verify offset, noise, bandwidth, and supply requirements against target alternatives like OPA2333 or MCP6V82 before drop-in replacement.
AD8606ARMZ-REEL Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- DigiTrim®
- Package/Case:
- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Amplifier Type:
- CMOS
- Number of Circuits:
- 2
- Output Type:
- Rail-to-Rail
- Slew Rate:
- 5V/µs
- Gain Bandwidth Product:
- 10 MHz
- -3db Bandwidth:
- -
- Current - Input Bias:
- 1 pA
- Voltage - Input Offset:
- 80 µV
- Current - Supply:
- 1mA (x2 Channels)
- Current - Output / Channel:
- 80 mA
- Voltage - Supply Span (Min):
- 2.7 V
- Voltage - Supply Span (Max):
- 5.5 V
- Operating Temperature:
- -40°C ~ 125°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 8-MSOP
AD8606ARMZ-REEL FAQ
1.How can I place an order for AD8606ARMZ-REEL through Aetrix?
Please submit a Request for Quotation (RFQ) for AD8606ARMZ-REEL 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 AD8606ARMZ-REEL reliable?
The price and inventory of AD8606ARMZ-REEL are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for AD8606ARMZ-REEL is usually 5 days.
3.What payment methods are accepted for AD8606ARMZ-REEL?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for AD8606ARMZ-REEL transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for AD8606ARMZ-REEL?
AD8606ARMZ-REEL orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your AD8606ARMZ-REEL 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 AD8606ARMZ-REEL?
For technical support, including AD8606ARMZ-REEL datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your AD8606ARMZ-REEL requirements.
6.How does Aetrix verify that AD8606ARMZ-REEL is sourced from the original manufacturer or authorized distributors?
All AD8606ARMZ-REEL 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 AD8606ARMZ-REEL meets industry standards.
7.What is the process for return or replacement of AD8606ARMZ-REEL?
All AD8606ARMZ-REEL units undergo pre-shipment inspection (PSI). If there is an issue with AD8606ARMZ-REEL, 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 AD8606ARMZ-REEL part is unused and in its original packaging.
Return procedure for AD8606ARMZ-REEL:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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