AD847SQ footprint, schematic symbol and 3D model by Analog Devices

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AD847SQ - Analog Devices PCB footprint - Ceramic Dual-In-Line Packages - Ceramic Dual-In-Line Packages - Q-8_2022

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Datasheet Download Datasheet
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Part Number AD847SQ
Manufacturer Analog Devices
Pin Count 8
Part Category Integrated Circuit
Package Category Ceramic Dual-In-Line Packages
Footprint Name Ceramic Dual-In-Line Packages - Q-8_2022
Released Date May 1, 2025
Last Modified Date May 1, 2025 3:47 AM UTC
Pinout / Pin List Click Here (Member Only)

AD847SQ Details

Manufacturer Part Number:
AD847SQ
Brand Name:
Analog Devices Inc
Pbfree Code:
No
Part Life Cycle Code:
Not Recommended
Part Package Code:
DIP
Package Description:
CERDIP-8
Pin Count:
8
Manufacturer Package Code:
Q-8
Country Of Origin:
Philippines
ECCN Code:
EAR99
HTS Code:
8542.33.00.01
Manufacturer:
Analog Devices Inc
YTEOL:
3
Amplifier Type:
OPERATIONAL AMPLIFIER
Architecture:
VOLTAGE-FEEDBACK
Average Bias Current-Max (IIB):
7.5 µA
Bias Current-Max (IIB) @25C:
5 µA
Common-mode Reject Ratio-Min:
80 dB
Common-mode Reject Ratio-Nom:
95 dB
Frequency Compensation:
YES
Input Offset Voltage-Max:
4000 µV
JESD-30 Code:
R-GDIP-T8
JESD-609 Code:
e0
Length:
9.88 mm
Low-Bias:
NO
Low-Offset:
NO
Micropower:
NO
Neg Supply Voltage Limit-Max:
-18 V
Neg Supply Voltage-Nom (Vsup):
-5 V
Number of Functions:
1
Number of Terminals:
8
Operating Temperature-Max:
125 °C
Operating Temperature-Min:
-55 °C
Package Body Material:
CERAMIC, GLASS-SEALED
Package Code:
DIP
Package Equivalence Code:
DIP8,.3
Package Shape:
RECTANGULAR
Package Style:
IN-LINE
Power:
YES
Programmable Power:
NO
Qualification Status:
Not Qualified
Seated Height-Max:
5.08 mm
Slew Rate-Min:
225 V/us
Slew Rate-Nom:
200 V/us
Supply Current-Max:
8.4 mA
Supply Voltage Limit-Max:
18 V
Supply Voltage-Nom (Vsup):
5 V
Surface Mount:
NO
Technology:
BIPOLAR
Temperature Grade:
MILITARY
Terminal Finish:
Tin/Lead (Sn/Pb)
Terminal Form:
THROUGH-HOLE
Terminal Pitch:
2.54 mm
Terminal Position:
DUAL
Unity Gain BW-Nom:
35000
Voltage Gain-Min:
3000
Wideband:
NO
Width:
7.62 mm

AD847SQ Frequently Asked Questions (FAQs)

The AD847SQ is a high-gain, high-impedance amplifier, so it's crucial to follow proper layout and placement guidelines to minimize noise and ensure optimal performance. A good rule of thumb is to keep the input traces as short as possible, use a solid ground plane, and keep the amplifier away from noisy components. Additionally, use a low-ESR capacitor for decoupling and place it as close to the amplifier as possible.
The gain resistor (Rg) value depends on the desired gain and the input impedance of the amplifier. A higher gain resistor value results in higher gain, but also increases the noise and input impedance. A good starting point is to use the recommended gain resistor value from the datasheet, and then adjust it based on your specific application requirements.
The AD847SQ has an absolute maximum input voltage rating of ±15V. Exceeding this voltage can damage the device. However, the recommended input voltage range is ±10V to ensure optimal performance and minimize the risk of damage.
To reduce noise and hum, use a low-noise power supply, decouple the amplifier with a low-ESR capacitor, and use a shielded cable for the input signal. Additionally, consider using a common-mode filter or a differential amplifier configuration to reject common-mode noise.
Yes, the AD847SQ can be used as a single-ended amplifier. To do so, connect the negative input to ground, and use the positive input as the signal input. However, keep in mind that the amplifier's common-mode rejection ratio (CMRR) will be degraded in single-ended mode, and the amplifier's noise performance may be affected.

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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