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Analog Devices Inc./Maxim Integrated MAX410BCSA
- Part No.:
- MAX410BCSA
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Category:
- Instrumentation, Op Amps, Buffer Amps
- Package:
- 8-SOIC (0.154", 3.90mm Width)
- Datasheet:
-
MAX410BCSA.pdf
- Description:
- IC OPAMP GP 1 CIRCUIT 8SOIC
- Quantity:
- Payment:
- Shipping:
Inventory:1,810
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Product details
Overview
The MAX410BCSA from Maxim Integrated is a single, precision, low-noise operational amplifier optimized for high-speed, low-voltage systems. It delivers 2.4nV/√Hz input voltage-noise density at 1kHz, 28MHz unity-gain bandwidth, and 4.5V/µs slew rate while operating from ±2.4V to ±5V supplies and consuming only 2.5mA per amplifier. It is used in ultra-low-noise instrumentation amplifiers and infrared detector front-ends.
For engineers reviewing the MAX410BCSA datasheet, MAX410BCSA pinout, MAX410BCSA application, or MAX410BCSA equivalent, this page provides verified specifications, SO-8 package layout, noise-performance context, and validated alternative op amps for precision analog signal conditioning in measurement and sensor interfaces.
Technical Context
The MAX410BCSA employs a bipolar input stage engineered to minimize voltage noise without compromising DC accuracy or AC stability-achieving 250µV max offset voltage and 115dB min open-loop gain. Its design omits input current-limiting resistors to preserve noise performance, relying instead on back-to-back clamp diodes for ±0.1V differential input protection.
It supports stable operation into capacitive loads up to 3900pF in unity-gain configuration and maintains 28MHz bandwidth with ±5V supplies or reduced supply voltages down to ±2.4V. The device is specified over 0°C to +70°C and features guaranteed 100% production testing at +25°C for TDFN variants (though MAX410BCSA is SO-8).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Input Voltage-Noise Density | 2.4nV/√Hz (max) at 1kHz - enables sub-µV-level signal resolution in low-amplitude sensor interfaces |
| Unity-Gain Bandwidth | 28MHz - supports wideband signal acquisition up to ~10MHz with <0.1% gain error |
| Slew Rate | 4.5V/µs - ensures faithful reproduction of fast-rising transients in pulse and audio applications |
| Supply Current | 2.5mA per amplifier - balances low-power operation with high-speed capability in battery-sensitive designs |
| Input Offset Voltage | 250µV (max) - supports precision DC-coupled amplification without external trimming in most cases |
| Common-Mode Rejection Ratio | 115dB (min) - rejects >3M:1 common-mode interference in bridge and differential sensor circuits |
| Operating Supply Range | ±2.4V to ±5V - allows flexible dual-supply use in portable and industrial systems with regulated rails |
Pinout & Package
MAX410BCSA is housed in an 8-pin SO (Small Outline) package, compliant with JEDEC MS-012AA. Pin 1 is marked by a beveled corner or dot; the package is RoHS-compliant and rated for 0°C to +70°C operation.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 (NULL) | Offset Null Input | Connects to external trim potentiometer for fine-tuning input offset voltage; unused if nulling not required |
| 2 (IN−) | Inverting Input | Differential input node; high-impedance bipolar input with 40MΩ common-mode resistance |
| 3 (IN+) | Noninverting Input | Differential input node; matched to IN− for optimal CMRR and low input bias current (±80nA typ) |
| 4 (V−) | Negative Supply Rail | Reference for internal biasing; must be connected to system negative rail (e.g., −5V or ground in single-supply) |
| 5 (OUT) | Output | Class-A/B output stage capable of ±3.6V swing into 2kΩ with ±5V supplies |
| 6 (NULL) | Offset Null Input | Second terminal of offset null network; used with Pin 1 for symmetric trimming |
| 7 (V+) | Positive Supply Rail | Primary power connection; supports supply voltages up to ±5.25V absolute maximum |
| 8 (NC) | No Connect | Internally unconnected; left floating or tied to V− for thermal stability (not required) |
Key Features
| Feature | Design Value |
|---|---|
| Ultra-low voltage noise | 2.4nV/√Hz max at 1kHz - enables detection of microvolt-level signals in IR detectors and strain gauges |
| Bipolar input architecture | No input current-limiting resistors - preserves low-noise performance while requiring external protection above ±0.1V differential input |
| Wide supply flexibility | Operates from ±2.4V to ±5V - supports legacy ±5V systems and modern low-voltage rails without performance trade-offs |
| Capacitive-load drive capability | Stable with 3900pF load in unity-gain - eliminates need for external isolation resistors in many sensor buffer applications |
| Offset voltage nulling | Two-pin (Pins 1 & 6) adjustment network - provides ±450µV trimming range to compensate for drift over temperature |
Applications
| Low-Noise Frequency Synthesizers | Infrared Detectors |
|---|---|
Use Scenario: Amplifying low-level IF signals in PLL-based frequency synthesizers where phase noise floor must be minimized. IC Role / Device Role / Timing Role: Low-noise voltage amplifier in loop filter and VCO control path, preserving spectral purity. Use Value: 2.4nV/√Hz noise density directly reduces integrated phase noise, improving EVM in RF transceivers. |
Use Scenario: Front-end amplification of photodiode current from cooled InSb or HgCdTe IR detectors. IC Role / Device Role / Timing Role: Transimpedance amplifier (TIA) or preamplifier converting weak photocurrents to clean voltage signals. Use Value: Bipolar input and absence of noise-degrading series resistors maximize SNR for sub-nA photocurrents. |
| High-Quality Audio Amplifiers | Bridge Signal Conditioning |
Use Scenario: Microphone preamplification and line-level signal buffering in studio-grade audio equipment. IC Role / Device Role / Timing Role: Precision gain stage with low THD+N (<−94dB at 1kHz) and wide 28MHz bandwidth. Use Value: 4.5V/µs slew rate prevents slew-induced distortion on transient-rich audio waveforms. |
Use Scenario: Amplifying differential output from Wheatstone bridge sensors (e.g., load cells, pressure transducers). IC Role / Device Role / Timing Role: Instrumentation-grade single-op-amp gain block with high CMRR (115dB min) and low offset. Use Value: 250µV max offset and 115dB CMRR enable 16-bit+ effective resolution in 24-bit ADC systems. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar low-noise, precision op amp applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| OPA211IDBVT | FET-input (not bipolar); 1.1nV/√Hz noise at 1kHz but higher 1/f corner (~10Hz vs. 90Hz for MAX410BCSA); 4.3mA supply current | Better for ultra-high-impedance sources (>100kΩ); less suitable for low-Z sensor buffers due to higher current noise | Select OPA211IDBVT when source impedance exceeds 10kΩ and lowest 1/f noise is critical; avoid for bridge/IR detector apps with low-R sources |
| AD8675ARZ | Zero-drift architecture; 2.8nV/√Hz noise at 1kHz; 0.1µV/°C offset drift; 2.3mA supply current; 10MHz GBW | Superior DC precision and long-term stability; lower bandwidth limits wideband signal fidelity | Select AD8675ARZ for DC-coupled, high-accuracy applications like precision data acquisition; avoid where >20MHz bandwidth is required |
Compared with OPA211IDBVT and AD8675ARZ, the MAX410BCSA uniquely combines bipolar low-voltage-noise performance (2.4nV/√Hz), 28MHz bandwidth, and ±2.4V–±5V supply flexibility-making it optimal for wideband, low-noise analog front-ends where both AC fidelity and DC accuracy matter.
Availability
MAX410BCSA is available at Aetrix Electronics and suitable for low-noise instrumentation, infrared sensing, and high-fidelity audio applications requiring stable component supply across industrial and test-equipment production cycles.
Supply support for MAX410BCSA 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
Maxim Integrated (now part of Analog Devices) is a semiconductor company specializing in high-performance analog, mixed-signal, and power-management ICs for industrial, communications, and consumer applications.
The MAX410BCSA belongs to Maxim's precision op amp product line, designed specifically for applications demanding ultra-low noise, wide bandwidth, and robust DC accuracy in space- and power-constrained systems.
FAQ
What is the maximum capacitive load the MAX410BCSA can drive stably in unity-gain configuration?
The MAX410BCSA remains stable driving capacitive loads up to 3900pF in unity-gain follower configuration, as confirmed in the Typical Operating Characteristics section of its datasheet. For loads exceeding this value, an output isolation resistor (e.g., 10Ω) must be added between the output and load to restore phase margin and prevent oscillation. This behavior is consistent across all temperature ranges specified for the MAX410BCSA.
Does the MAX410BCSA require external input protection diodes?
Yes-the MAX410BCSA includes only back-to-back clamp diodes rated for ±0.1V differential input voltage. To protect against higher differential transients (e.g., ESD or overvoltage events), external current-limiting resistors must be added in series with both inputs, sized to restrict input current to ≤20mA under worst-case conditions. This is explicitly stated in the Input Protection section of the MAX410BCSA datasheet.
What is the guaranteed input offset voltage specification for the MAX410BCSA over its full operating temperature range?
The MAX410BCSA guarantees a maximum input offset voltage of ±350µV over its 0°C to +70°C operating temperature range, as documented in the "ELECTRICAL CHARACTERISTICS (TA = 0°C to +70°C)" table. At +25°C, the limit is tighter: ±250µV max. The offset voltage tempco is ±1µV/°C, enabling predictable drift modeling in precision designs.
Can the MAX410BCSA operate from a single +5V supply?
Yes-the MAX410BCSA supports single-supply operation with total supply voltages as low as 4.8V (e.g., +5V and GND). However, input common-mode range is limited to V− + 1.5V to V+ − 1.5V, and output swing is reduced versus dual-supply operation. For optimal performance, especially in AC-coupled or rail-to-rail applications, dual ±2.4V to ±5V supplies are recommended.
How is the offset null function implemented on the MAX410BCSA?
The MAX410BCSA provides two dedicated pins (Pin 1 and Pin 6) for offset null adjustment. A 20kΩ potentiometer is connected between these pins, with its wiper grounded-providing approximately ±450µV of trim range. This circuit compensates for both initial offset and temperature-induced drift, and is fully compatible with the MAX410BCSA's specified 0°C to +70°C operating range.
MAX410BCSA Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Series:
- -
- Package/Case:
- 8-SOIC (0.154", 3.90mm Width)
- Packaging:
- Tube
- Product Status:
- Obsolete
- Amplifier Type:
- General Purpose
- Number of Circuits:
- 1
- Output Type:
- -
- Slew Rate:
- 4.5V/µs
- Gain Bandwidth Product:
- 28 MHz
- -3db Bandwidth:
- -
- Current - Input Bias:
- 80 nA
- Voltage - Input Offset:
- 120 µV
- Current - Supply:
- 2.5mA
- Current - Output / Channel:
- 35 mA
- Voltage - Supply Span (Min):
- 4.8 V
- Voltage - Supply Span (Max):
- 10.5 V
- Operating Temperature:
- 0°C ~ 70°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 8-SOIC
MAX410BCSA FAQ
1.How can I place an order for MAX410BCSA through Aetrix?
Please submit a Request for Quotation (RFQ) for MAX410BCSA 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 MAX410BCSA reliable?
The price and inventory of MAX410BCSA are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MAX410BCSA is usually 5 days.
3.What payment methods are accepted for MAX410BCSA?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MAX410BCSA transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MAX410BCSA?
MAX410BCSA orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MAX410BCSA 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 MAX410BCSA?
For technical support, including MAX410BCSA datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MAX410BCSA requirements.
6.How does Aetrix verify that MAX410BCSA is sourced from the original manufacturer or authorized distributors?
All MAX410BCSA 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 MAX410BCSA meets industry standards.
7.What is the process for return or replacement of MAX410BCSA?
All MAX410BCSA units undergo pre-shipment inspection (PSI). If there is an issue with MAX410BCSA, 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 MAX410BCSA part is unused and in its original packaging.
Return procedure for MAX410BCSA:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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