Datasheets
AD8279BRZ-R7 by: Analog Devices Inc

Low Power, Wide Supply Range, Low Cost Difference Amplifiers, G = ½, 2

Part Details for AD8279BRZ-R7 by Analog Devices Inc

Results Overview of AD8279BRZ-R7 by Analog Devices Inc

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AD8279BRZ-R7 Information

AD8279BRZ-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.

Price & Stock for AD8279BRZ-R7

Part # Distributor Description Stock Price Buy
Analog Devices Inc DualDifferenceAmpLowPwr Min Qty: 1000 Package Multiple: 1000 3000
  • 1 $4.6500
  • 1,000 $3.9125
  • 2,000 $3.8000
$3.8000 / $4.6500 Buy Now

Part Details for AD8279BRZ-R7

AD8279BRZ-R7 CAD Models

AD8279BRZ-R7 Part Data Attributes

AD8279BRZ-R7 Analog Devices Inc
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AD8279BRZ-R7 Analog Devices Inc Low Power, Wide Supply Range, Low Cost Difference Amplifiers, G = ½, 2
Pbfree Code No
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer ANALOG DEVICES INC
Part Package Code SOIC
Package Description ROHS COMPLIANT, MS-012AB, SOIC-14
Pin Count 14
Manufacturer Package Code R-14
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.33.00.01
Samacsys Manufacturer Analog Devices
Amplifier Type INSTRUMENTATION AMPLIFIER
Bandwidth (3dB)-Nom 0.55 MHz
Common-mode Reject Ratio-Min 86 dB
Input Offset Voltage-Max 200 µV
JESD-30 Code S-PDSO-G14
JESD-609 Code e3
Length 8.65 mm
Moisture Sensitivity Level 1
Neg Supply Voltage Limit-Max -18 V
Neg Supply Voltage-Nom (Vsup) -15 V
Non-linearity-Max 0.0012%
Number of Functions 1
Number of Terminals 14
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP14,.25
Package Shape SQUARE
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Seated Height-Max 1.75 mm
Slew Rate-Nom 1.4 V/us
Supply Current-Max 0.4 mA
Supply Voltage Limit-Max 18 V
Supply Voltage-Nom (Vsup) 15 V
Surface Mount YES
Temperature Grade INDUSTRIAL
Terminal Finish Matte Tin (Sn)
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 3.9 mm

Alternate Parts for AD8279BRZ-R7

This table gives cross-reference parts and alternative options found for AD8279BRZ-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 AD8279BRZ-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
AD8279BRZ-RL Analog Devices Inc Check for Price Low Power, Wide Supply Range, Low Cost Difference Amplifiers, G = ½, 2 AD8279BRZ-R7 vs AD8279BRZ-RL
AD8279BRZ Analog Devices Inc $4.7644 Low Power, Wide Supply Range, Low Cost Difference Amplifiers, G = ½, 2 AD8279BRZ-R7 vs AD8279BRZ
AD8279ARZ-RL Analog Devices Inc Check for Price Low Power, Wide Supply Range, Low Cost Difference Amplifiers, G = ½, 2 AD8279BRZ-R7 vs AD8279ARZ-RL

AD8279BRZ-R7 Related Parts

AD8279BRZ-R7 Frequently Asked Questions (FAQ)

  • A good PCB layout for the AD8279BRZ-R7 involves keeping the input and output traces separate, using a solid ground plane, and placing the device close to the signal sources. Additionally, it's recommended to use a 4-layer PCB with a dedicated analog ground plane to reduce noise and crosstalk.

  • To ensure proper biasing, connect the VPOS pin to a stable voltage source between 2.7V and 5.5V, and the VNEG pin to a stable voltage source between -2.7V and -5.5V. The voltage difference between VPOS and VNEG should be at least 2.5V. Also, ensure that the input common-mode voltage is within the specified range.

  • The AD8279BRZ-R7 can handle input voltages up to ±10V without damage. However, the device is specified to operate with input voltages up to ±5V, and exceeding this range may affect performance and accuracy.

  • The gain error and offset voltage of the AD8279BRZ-R7 can be calculated using the formulas provided in the datasheet. The gain error is typically ±0.1% and the offset voltage is typically ±0.5mV. These values can be trimmed using external resistors and voltage sources.

  • The recommended power-up sequence for the AD8279BRZ-R7 is to first apply the power supplies (VPOS and VNEG) and then apply the input signals. This ensures that the device is properly biased and configured before the input signals are applied.

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