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Low Power, 3.6 MHz, Low Noise, Rail-to-Rail Output, Operational Amplifiers
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.
ADA4691-4ACPZ-RL 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 #
ADA4691-4ACPZ-RLCT-ND
|
DigiKey | IC OPAMP GP 4 CIRCUIT 16LFCSP Min Qty: 1 Lead time: 20 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) |
11878 In Stock |
|
$1.3875 / $4.1800 | Buy Now |
DISTI #
584-ADA4691-4ACPZ-R
|
Mouser Electronics | Precision Amplifiers Quad w/SD Low Pwr/Noise R-R Amp RoHS: Compliant | 756 |
|
$1.3800 / $3.3600 | Buy Now |
|
Analog Devices Inc | Quad w/SD Low Pwr/Noise R-R Am Min Qty: 1 Package Multiple: 5000 | 2376 |
|
$1.3875 / $4.1800 | Buy Now |
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ADA4691-4ACPZ-RL
Analog Devices Inc
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Datasheet
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ADA4691-4ACPZ-RL
Analog Devices Inc
Low Power, 3.6 MHz, Low Noise, Rail-to-Rail Output, Operational Amplifiers
|
Pbfree Code | No | |
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | ANALOG DEVICES INC | |
Part Package Code | QFN | |
Package Description | LFCSP-16 | |
Pin Count | 16 | |
Manufacturer Package Code | CP-16-22 | |
Reach Compliance Code | compliant | |
ECCN Code | EAR99 | |
HTS Code | 8542.33.00.01 | |
Samacsys Manufacturer | Analog Devices | |
Amplifier Type | OPERATIONAL AMPLIFIER | |
Architecture | VOLTAGE-FEEDBACK | |
Average Bias Current-Max (IIB) | 0.00036 µA | |
Bias Current-Max (IIB) @25C | 0.000005 µA | |
Common-mode Reject Ratio-Nom | 98 dB | |
Frequency Compensation | YES | |
Input Offset Voltage-Max | 4000 µV | |
JESD-30 Code | S-XQCC-N16 | |
JESD-609 Code | e3 | |
Length | 3 mm | |
Low-Bias | YES | |
Low-Offset | NO | |
Micropower | YES | |
Moisture Sensitivity Level | 3 | |
Number of Functions | 4 | |
Number of Terminals | 16 | |
Operating Temperature-Max | 125 °C | |
Operating Temperature-Min | -40 °C | |
Package Body Material | UNSPECIFIED | |
Package Code | HVQCCN | |
Package Equivalence Code | LCC16,.12SQ,20 | |
Package Shape | SQUARE | |
Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | |
Packing Method | TR | |
Peak Reflow Temperature (Cel) | 260 | |
Qualification Status | Not Qualified | |
Seated Height-Max | 0.8 mm | |
Slew Rate-Nom | 1.3 V/us | |
Supply Current-Max | 1.1 mA | |
Supply Voltage Limit-Max | 6 V | |
Supply Voltage-Nom (Vsup) | 5 V | |
Surface Mount | YES | |
Technology | CMOS | |
Temperature Grade | AUTOMOTIVE | |
Terminal Finish | Matte Tin (Sn) | |
Terminal Form | NO LEAD | |
Terminal Pitch | 0.5 mm | |
Terminal Position | QUAD | |
Time@Peak Reflow Temperature-Max (s) | 30 | |
Unity Gain BW-Nom | 3600 | |
Voltage Gain-Min | 1410 | |
Width | 3 mm |
This table gives cross-reference parts and alternative options found for ADA4691-4ACPZ-RL. 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 ADA4691-4ACPZ-RL, 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 |
---|---|---|---|---|
ADA4691-4ACPZ-R2 | Analog Devices Inc | $2.9777 | Low Power, 3.6 MHz, Low Noise, Rail-to-Rail Output, Operational Amplifiers | ADA4691-4ACPZ-RL vs ADA4691-4ACPZ-R2 |
A good PCB layout for the ADA4691-4 involves keeping the input and output traces short and symmetrical, using a solid ground plane, and minimizing the distance between the op-amp and the feedback resistors. A 4-layer PCB with a dedicated analog ground plane is recommended.
To ensure stability in high-gain configurations, it's essential to maintain a low impedance at the output node, use a low-ESR capacitor at the output, and ensure the feedback network is properly compensated. Additionally, consider adding a small capacitor (e.g., 10pF) in parallel with the feedback resistor to improve stability.
The maximum power dissipation of the ADA4691-4 is dependent on the package type and ambient temperature. For the 14-lead LFCSP package, the maximum power dissipation is approximately 1.4W at 25°C. To calculate power dissipation, use the formula: Pd = (Vcc x Icc) + (Vout x Iout), where Vcc is the supply voltage, Icc is the quiescent current, Vout is the output voltage, and Iout is the output current.
Yes, the ADA4691-4 can be used as a unity-gain buffer. However, it's essential to ensure the input impedance is high enough to avoid loading the input signal. Additionally, consider the output impedance of the ADA4691-4, which is approximately 1.5 ohms, to ensure it can drive the desired load.
To minimize EMI and RFI with the ADA4691-4, use a shielded enclosure, keep the input and output traces short, and use a common-mode choke or ferrite bead on the input and output lines. Additionally, consider using a low-pass filter or a shielded cable to reduce electromagnetic radiation.