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Ultralow Offset Voltage Dual Op Amp
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.
AD708BQ by Analog Devices Inc is an Operational Amplifier.
Operational 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 #
AD708BQ-ND
|
DigiKey | IC OPAMP GP 2 CIRCUIT 8CERDIP Lead time: 10 Weeks Container: Tube | Temporarily Out of Stock |
|
Buy Now | |
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Analog Devices Inc | LOW DRIFT BIPOLAR OP AMP Package Multiple: 48 | 0 |
|
$21.8600 / $45.8500 | Buy Now |
|
LCSC | CDIP-8 Precision Op Amps ROHS | 3 |
|
$68.8209 / $72.3540 | Buy Now |
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AD708BQ
Analog Devices Inc
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Datasheet
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AD708BQ
Analog Devices Inc
Ultralow Offset Voltage Dual Op Amp
|
Pbfree Code | No | |
Rohs Code | No | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | ANALOG DEVICES INC | |
Part Package Code | DIP | |
Package Description | DIP, DIP8,.3 | |
Pin Count | 8 | |
Manufacturer Package Code | Q-8 | |
Reach Compliance Code | compliant | |
ECCN Code | EAR99 | |
HTS Code | 8542.31.00.01 | |
Samacsys Manufacturer | Analog Devices | |
Amplifier Type | OPERATIONAL AMPLIFIER | |
Architecture | VOLTAGE-FEEDBACK | |
Average Bias Current-Max (IIB) | 0.002 µA | |
Bias Current-Max (IIB) @25C | 0.001 µA | |
Common-mode Reject Ratio-Min | 130 dB | |
Common-mode Reject Ratio-Nom | 140 dB | |
Frequency Compensation | YES | |
Input Offset Voltage-Max | 65 µV | |
JESD-30 Code | R-GDIP-T8 | |
JESD-609 Code | e0 | |
Low-Offset | YES | |
Neg Supply Voltage Limit-Max | -22 V | |
Neg Supply Voltage-Nom (Vsup) | -15 V | |
Number of Functions | 2 | |
Number of Terminals | 8 | |
Operating Temperature-Max | 85 °C | |
Operating Temperature-Min | -40 °C | |
Package Body Material | CERAMIC, GLASS-SEALED | |
Package Code | DIP | |
Package Equivalence Code | DIP8,.3 | |
Package Shape | RECTANGULAR | |
Package Style | IN-LINE | |
Qualification Status | Not Qualified | |
Seated Height-Max | 5.08 mm | |
Slew Rate-Min | 0.15 V/us | |
Slew Rate-Nom | 0.3 V/us | |
Supply Current-Max | 5.5 mA | |
Supply Voltage Limit-Max | 22 V | |
Supply Voltage-Nom (Vsup) | 15 V | |
Surface Mount | NO | |
Technology | BIPOLAR | |
Temperature Grade | INDUSTRIAL | |
Terminal Finish | Tin/Lead (Sn/Pb) | |
Terminal Form | THROUGH-HOLE | |
Terminal Pitch | 2.54 mm | |
Terminal Position | DUAL | |
Unity Gain BW-Nom | 900 | |
Voltage Gain-Min | 5000000 | |
Width | 7.62 mm |
The recommended power-up sequence is to apply VCC first, followed by VREF, and then the analog input signal. This ensures proper operation and prevents any potential latch-up conditions.
To minimize noise and ensure accurate conversions, it is recommended to keep the analog input signal traces as short as possible, use a solid ground plane, and keep the VREF and VCC traces separate from the analog input signal traces. Additionally, use a low-pass filter or a ferrite bead to filter out high-frequency noise on the power supply lines.
The maximum clock frequency that can be used with the AD708BQ is 640 kHz. However, it is recommended to use a clock frequency of 512 kHz or lower to ensure accurate conversions and to minimize the effects of clock jitter.
If the AD708BQ is not converting the analog input signal correctly, check the power supply voltages, clock frequency, and analog input signal amplitude to ensure they are within the recommended specifications. Also, check for any noise or interference on the power supply lines or analog input signal traces. If the issue persists, try resetting the device or checking for any potential layout or design issues.
Yes, the AD708BQ can be used in a ratiometric configuration, where the reference voltage (VREF) is derived from the power supply voltage (VCC). This can be useful in applications where the power supply voltage is stable and well-regulated. However, it is recommended to use an external reference voltage source for more accurate conversions.