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ADI AD8421BRZ
INST Amp Single ±18V/36V 8-Pin SOIC N Tube
Brands: Analog Devices, Inc
Mfr.Part #: AD8421BRZ
Datasheet: AD8421BRZ Datasheet (PDF)
Package/Case: SOIC-8
Product Type: Amplifier ICs
AD8421BRZ General Description
The AD8421 is a low cost, low power, extremely low noise, ultralow bias current, high speed instrumentation amplifier that is ideally suited for a broad spectrum of signal conditioning and data acquisition applications. This product features extremely high CMRR, allowing it to extract low level signals in the presence of high frequency common-mode noise over a wide temperature range.
Features
- Low power
- 2.3 mA maximum supply current
- Low noise
- 3.2 nV/√Hz maximum input voltage noise at 1 kHz
- 200 fA/√Hz current noise at 1 kHz
- Excellent ac specifications
- 10 MHz bandwidth (G = 1)
- 2 MHz bandwidth (G = 100)
- 0.6 µs settling time to 0.001% (G = 10)
- 80 dB CMRR to 20 kHz (G = 1)
- 35 V/µs slew rate
- High precision dc performance (AD8421BRZ)
- 94 dB CMRR minimum (G = 1)
- 0.2 μV/°C maximum input offset voltage drift
- 1 ppm/°C maximum gain drift (G = 1)
- 500 pA maximum input bias current
- Inputs protected to 40 V from opposite supply
- ±2.5 V to ±18 V dual supply (5 V to 36 V single supply)
Application
- Medical instrumentation
- Precision data acquisition
- Microphone preamplification
- Vibration analysis
- Multiplexed input applications
- ADC driver
Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| feature-number-of-channels-per-chip | 1 | feature-rail-to-rail | |
| feature-typical-gain-bandwidth-product-mhz | feature-maximum-input-offset-voltage-mv | 0.025@±15V | |
| feature-maximum-operating-supply-voltage-v | ±18|36 | feature-maximum-input-bias-current-ua | 0.0005@±15V |
| feature-packaging | Tube | feature-rad-hard | |
| feature-pin-count | 8 | feature-supplier-package | SOIC N |
| feature-standard-package-name1 | SO | feature-cecc-qualified | No |
| feature-esd-protection | Yes | feature-escc-qualified | |
| feature-military | No | feature-aec-qualified | No |
| feature-aec-qualified-number | feature-auto-motive | No | |
| feature-p-pap | No | feature-eccn-code | EAR99 |
| feature-svhc | No |
Shipping
| Shipping Type | Ship Fee | Lead Time | |
|---|---|---|---|
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DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
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Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
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UPS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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TNT | $20.00-$40.00 (0.50 KG) | 2-5 days |
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EMS | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
REGISTERED AIR MAIL | $20.00-$40.00 (0.50 KG) | 2-5 days |
Processing Time：Shipping fee depend on different zone and country.
Payment
| Terms of payment | Hand Fee | |
|---|---|---|
 |
Wire Transfer | charge US$30.00 banking fee. |
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Paypal | charge 4.0% service fee. |
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Credit Card | charge 3.5% service fee. |
 |
Western Union | charge US.00 banking fee. |
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Money Gram | charge US$0.00 banking fee. |
Guarantees
1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.
2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.
Packing
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Step1 :Product
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Step2 :Vacuum packaging
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Step3 :Anti-static bag
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Step4 :Individual packaging
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Step5 :Packaging boxes
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Step6 :bar-code shipping tag
All the products will packing in anti-staticbag. Ship with ESD antistatic protection.
Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.
We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.
After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.
Part points
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The AD8421BRZ is a precision, low-noise instrumentation amplifier manufactured by Analog Devices. It is designed for applications requiring precise signal amplification with low distortion and noise. This chip offers high accuracy, high common-mode rejection, and low power consumption, making it ideal for use in medical devices, industrial sensors, and data acquisition systems.
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Equivalent
The equivalent products of the AD8421BRZ chip are the MAX414BCPD, LT1001ACN8, and MCP6021-I/P. These chips are all precision operational amplifiers with similar performance characteristics and applications in signal amplification and conditioning. -
Features
The AD8421BRZ is a precision, low noise, instrumentation amplifier with a gain range of 1 to 1000, a low offset voltage of 50 µV maximum, low input bias current of 30 nA maximum, and high CMRR and PSRR. It is capable of operating over a wide supply voltage range of ±1.35 V to ±18 V. -
Pinout
The AD8421BRZ is a precision instrumentation amplifier with a pin count of 8. Its functions include providing high accuracy and low noise amplification of small differential voltages in the presence of a common-mode signal. The amplifier is commonly used in medical instrumentation, industrial control systems, and sensor signal processing applications. -
Manufacturer
The manufacturer of the AD8421BRZ is Analog Devices. Analog Devices is an American multinational semiconductor company specializing in the development and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits. They are a leading company in the semiconductor industry, particularly known for their high-performance analog products. -
Application Field
The AD8421BRZ is commonly used in precision instrumentation, medical equipment, and industrial process control applications. It is suitable for applications requiring high performance, low noise, and high precision amplification, such as in medical devices, data acquisition systems, and test and measurement equipment. -
Package
The AD8421BRZ chip is a surface mount IC package in the SOIC-8 form factor. It measures 5mm x 4.9mm in size.
Datasheet PDF
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