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1 nV/√Hz Low Noise Instrumentation Amplifier
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
AD8429ARZ-R7 by Analog Devices Inc is an Instrumentation Amplifier.
Instrumentation Amplifiers are under the broader part category of Amplifier Circuits.
Amplifier circuits use external power to increase the amplitude of an input signal. They can be used to perform linear amplifications or logarithmic functions. Read more about Amplifier Circuits on our Amplifier Circuits part category page.
Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
60AK7510
|
Newark | Instrumentation Amp, 15Mhz, 134Db, Nsoic, No. Of Channels:1Channels, Input Offset Voltage:150Μv, ... more RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Cut Tape | 61 |
|
$5.7800 / $10.6900 | Buy Now |
DISTI #
505-AD8429ARZ-R7CT-ND
|
DigiKey | IC INST AMP 1 CIRCUIT 8SOIC Min Qty: 1 Lead time: 39 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) |
5 In Stock |
|
$6.0973 / $10.0800 | Buy Now |
DISTI #
584-AD8429ARZ-R7
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Mouser Electronics | Instrumentation Amplifiers Ultra Low Noise Precision In-Amp RoHS: Compliant | 5643 |
|
$5.5600 / $11.5600 | Buy Now |
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Analog Devices Inc | Ultra Low Noise Precision In-A Min Qty: 1000 Package Multiple: 1000 | 1000 |
|
$5.5625 / $11.5600 | Buy Now |
|
LCSC | 300nA 50uV 15MHz 90dB Single channel SOIC-8 Instrumentation Amplifiers ROHS | 563 |
|
$5.9378 / $9.3786 | Buy Now |
|
Vyrian | Amplifiers | 1368 |
|
RFQ | |
|
Win Source Electronics | IC INST AMP 1 CIRCUIT 8SOIC | 7425 |
|
$6.7950 / $8.7768 | Buy Now |
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AD8429ARZ-R7
Analog Devices Inc
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Datasheet
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Compare Parts:
AD8429ARZ-R7
Analog Devices Inc
1 nV/√Hz Low Noise Instrumentation Amplifier
Select a part to compare: |
Pbfree Code | No | |
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | ANALOG DEVICES INC | |
Part Package Code | SOIC | |
Package Description | SOIC-8 | |
Pin Count | 8 | |
Manufacturer Package Code | R-8 | |
Reach Compliance Code | compliant | |
ECCN Code | EAR99 | |
HTS Code | 8542.33.00.01 | |
Samacsys Manufacturer | Analog Devices | |
Amplifier Type | INSTRUMENTATION AMPLIFIER | |
Average Bias Current-Max (IIB) | 0.3 µA | |
Bandwidth (3dB)-Nom | 15 MHz | |
Common-mode Reject Ratio-Min | 80 dB | |
Input Offset Current-Max (IIO) | 0.1 µA | |
Input Offset Voltage-Max | 150 µV | |
JESD-30 Code | R-PDSO-G8 | |
JESD-609 Code | e3 | |
Length | 4.9 mm | |
Moisture Sensitivity Level | 1 | |
Neg Supply Voltage Limit-Max | -18 V | |
Neg Supply Voltage-Nom (Vsup) | -15 V | |
Number of Functions | 1 | |
Number of Terminals | 8 | |
Operating Temperature-Max | 125 °C | |
Operating Temperature-Min | -40 °C | |
Package Body Material | PLASTIC/EPOXY | |
Package Code | SOP | |
Package Equivalence Code | SOP8,.25 | |
Package Shape | RECTANGULAR | |
Package Style | SMALL OUTLINE | |
Peak Reflow Temperature (Cel) | 260 | |
Qualification Status | Not Qualified | |
Seated Height-Max | 1.75 mm | |
Slew Rate-Nom | 22 V/us | |
Supply Current-Max | 9 mA | |
Supply Voltage Limit-Max | 18 V | |
Supply Voltage-Nom (Vsup) | 15 V | |
Surface Mount | YES | |
Temperature Grade | AUTOMOTIVE | |
Terminal Finish | Matte Tin (Sn) | |
Terminal Form | GULL WING | |
Terminal Pitch | 1.27 mm | |
Terminal Position | DUAL | |
Time@Peak Reflow Temperature-Max (s) | 30 | |
Voltage Gain-Max | 10000 | |
Voltage Gain-Min | 1 | |
Voltage Gain-Nom | 10 | |
Width | 3.9 mm |
This table gives cross-reference parts and alternative options found for AD8429ARZ-R7. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of AD8429ARZ-R7, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
Part Number | Manufacturer | Composite Price | Description | Compare |
---|---|---|---|---|
AD621BRZ-R7 | Analog Devices Inc | Check for Price | Low Drift, Low Power Instrumentation Amp with fixed gains of 10 and 100 | AD8429ARZ-R7 vs AD621BRZ-R7 |
AD621ARZ-RL | Analog Devices Inc | Check for Price | Low Drift, Low Power Instrumentation Amp with fixed gains of 10 and 100 | AD8429ARZ-R7 vs AD621ARZ-RL |
AD621ARZ-R7 | Analog Devices Inc | $11.1279 | Low Drift, Low Power Instrumentation Amp with fixed gains of 10 and 100 | AD8429ARZ-R7 vs AD621ARZ-R7 |
A good PCB layout for the AD8429ARZ-R7 involves keeping the input and output traces separate, using a solid ground plane, and placing the device close to the signal source. Additionally, it's recommended to use a 4-layer PCB with a dedicated analog ground plane to reduce noise and electromagnetic interference (EMI).
To ensure proper biasing, connect the VPOS pin to a stable voltage source between 4.5V and 36V, and the VNEG pin to a stable voltage source between -0.5V and -36V. The voltage difference between VPOS and VNEG should be at least 4.5V. Additionally, decouple the power supplies with 10uF capacitors to reduce noise and ripple.
The recommended input impedance for the AD8429ARZ-R7 is 1kΩ or higher. A higher input impedance can lead to improved common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR), but may also increase the device's noise floor. A lower input impedance can improve the device's bandwidth, but may compromise CMRR and PSRR.
To optimize the gain and bandwidth of the AD8429ARZ-R7, adjust the gain-setting resistors (Rg) and the feedback capacitors (Cf) according to the device's datasheet. A higher gain setting can improve the device's sensitivity, but may also reduce its bandwidth. Conversely, a lower gain setting can improve the device's bandwidth, but may compromise its sensitivity.
Common mistakes to avoid when designing with the AD8429ARZ-R7 include: not following the recommended PCB layout, not decoupling the power supplies, not using a stable voltage source, and not optimizing the gain and bandwidth settings for the specific application. Additionally, not considering the device's thermal characteristics and not providing adequate heat sinking can lead to reduced performance and reliability.