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Low Cost CMOS, High Speed, Rail-to-Rail Amplifiers (Dual)
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.
ADA4891-2ARMZ 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 #
60AK4562
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Newark | Op-Amp, 240Mhz, -40 To 125Deg C, Msop-8, No. Of Channels:2Channels, Gain Bandwidth Product:240Mhz, Supply Voltage Range:2.7V To 5.5V, Ic Case/Package:Msop, No. Of Pins:8Pins, Amplifier Type:Cmos, Input Offset Voltage:2.5Mv Rohs Compliant: Yes |Analog Devices ADA4891-2ARMZ RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk | 0 |
|
$1.1800 / $2.4200 | Buy Now |
DISTI #
505-ADA4891-2ARMZ-ND
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DigiKey | IC CMOS 2 CIRCUIT 8MSOP Min Qty: 1 Lead time: 10 Weeks Container: Tube |
981 In Stock |
|
$1.1375 / $3.6300 | Buy Now |
DISTI #
584-ADA4891-2ARMZ
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Mouser Electronics | Operational Amplifiers - Op Amps Lw Cst CMOS Hgh Spd RR Amp RoHS: Compliant | 1593 |
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$1.1800 / $2.4200 | Buy Now |
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Analog Devices Inc | Lw Cst CMOS Hgh Spd RR Amp Package Multiple: 50 | 247 |
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$0.8750 / $3.0100 | Buy Now |
DISTI #
29563646
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Verical | Op Amp Dual High Speed Amplifier R-R O/P ±2.75V/5.5V 8-Pin MSOP Tube RoHS: Compliant Min Qty: 150 Package Multiple: 150 | Americas - 150 |
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$1.1255 | Buy Now |
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Rochester Electronics | Operational Amplifier, 2 Func, 10000uV Offset-Max, CMOS, PDSO8 RoHS: Compliant Status: Active Min Qty: 1 | 54 |
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$0.9548 / $1.5400 | Buy Now |
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Win Source Electronics | Op Amp Dual High Speed Amplifier R-R O/P 5.5V 8-Pin MSOP Tube / IC OPAMP GP 240MHZ RRO 8MSOP | 3000 |
|
$2.1655 / $3.2482 | Buy Now |
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ADA4891-2ARMZ
Analog Devices Inc
Buy Now
Datasheet
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ADA4891-2ARMZ
Analog Devices Inc
Low Cost CMOS, High Speed, Rail-to-Rail Amplifiers (Dual)
|
Pbfree Code | No | |
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | ANALOG DEVICES INC | |
Part Package Code | TSSOP | |
Package Description | ROHS COMPLIANT, MO-187AA, MSOP-8 | |
Pin Count | 8 | |
Manufacturer Package Code | RM-8 | |
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) | 0.05 µA | |
Bias Current-Max (IIB) @25C | 0.00005 µA | |
Common-mode Reject Ratio-Nom | 87 dB | |
Frequency Compensation | YES | |
Input Offset Voltage-Max | 10000 µV | |
JESD-30 Code | R-PDSO-G8 | |
JESD-609 Code | e3 | |
Length | 3 mm | |
Low-Bias | YES | |
Low-Offset | NO | |
Micropower | NO | |
Moisture Sensitivity Level | 1 | |
Number of Functions | 2 | |
Number of Terminals | 8 | |
Operating Temperature-Max | 125 °C | |
Operating Temperature-Min | -40 °C | |
Package Body Material | PLASTIC/EPOXY | |
Package Code | TSSOP | |
Package Equivalence Code | TSSOP8,.19 | |
Package Shape | RECTANGULAR | |
Package Style | SMALL OUTLINE | |
Packing Method | TUBE | |
Peak Reflow Temperature (Cel) | 260 | |
Power | NO | |
Programmable Power | NO | |
Qualification Status | Not Qualified | |
Seated Height-Max | 1.1 mm | |
Slew Rate-Nom | 140 V/us | |
Supply Voltage Limit-Max | 6 V | |
Supply Voltage-Nom (Vsup) | 3 V | |
Surface Mount | YES | |
Technology | CMOS | |
Temperature Grade | AUTOMOTIVE | |
Terminal Finish | Matte Tin (Sn) | |
Terminal Form | GULL WING | |
Terminal Pitch | 0.65 mm | |
Terminal Position | DUAL | |
Time@Peak Reflow Temperature-Max (s) | 30 | |
Voltage Gain-Min | 3980 | |
Wideband | YES | |
Width | 3 mm |
This table gives cross-reference parts and alternative options found for ADA4891-2ARMZ. 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 ADA4891-2ARMZ, 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 |
---|---|---|---|---|
TSV358AIST | STMicroelectronics | $0.9408 | General purpose low voltage rail to rail input/output op-amp | ADA4891-2ARMZ vs TSV358AIST |
TSV992IYST | STMicroelectronics | $1.0233 | Wide bandwidth (20MHz) rail to rail input/output 5V CMOS Op-Amps, dual | ADA4891-2ARMZ vs TSV992IYST |
TSV992AIYST | STMicroelectronics | $1.0792 | Wide bandwidth (20MHz) rail to rail input/output 5V CMOS Op-Amps, small offset, dual | ADA4891-2ARMZ vs TSV992AIYST |
ADA4891-2ARMZ-R7 | Analog Devices Inc | $1.1558 | Low Cost CMOS, High Speed, Rail-to-Rail Amplifiers (Dual) | ADA4891-2ARMZ vs ADA4891-2ARMZ-R7 |
AD8692WARMZ-REEL | Analog Devices Inc | $1.6352 | Low Cost, Low Noise, Dual CMOS Rail-to-Rail Output Operational Amplifier | ADA4891-2ARMZ vs AD8692WARMZ-REEL |
LTC6084HMS8#PBF | Analog Devices Inc | $2.2745 | Dual 1.5MHz, Rail-to-Rail, CMOS Amplifiers | ADA4891-2ARMZ vs LTC6084HMS8#PBF |
ADA4891-2ARMZ | Rochester Electronics LLC | Check for Price | DUAL OP-AMP, 10000 uV OFFSET-MAX, PDSO8, ROHS COMPLIANT, MO-187AA, MSOP-8 | ADA4891-2ARMZ vs ADA4891-2ARMZ |
ADA4891-2ARMZ-RL | Analog Devices Inc | Check for Price | Low Cost CMOS, High Speed, Rail-to-Rail Amplifiers (Dual) | ADA4891-2ARMZ vs ADA4891-2ARMZ-RL |
LTC6084HMS8#PBF | Linear Technology | Check for Price | LTC6084 - Dual 1.5MHz, Rail-to-Rail, CMOS Amplifiers; Package: MSOP; Pins: 8; Temperature Range: -40°C to 125°C | ADA4891-2ARMZ vs LTC6084HMS8#PBF |
LTC6084CMS8#PBF | Linear Technology | Check for Price | LTC6084 - Dual 1.5MHz, Rail-to-Rail, CMOS Amplifiers; Package: MSOP; Pins: 8; Temperature Range: 0°C to 70°C | ADA4891-2ARMZ vs LTC6084CMS8#PBF |
The maximum power dissipation of the ADA4891-2ARMZ is 670mW, which is calculated based on the maximum junction temperature (TJ) of 150°C and the thermal resistance (θJA) of 125°C/W.
To minimize noise and distortion, it is recommended to use a symmetrical layout, keep the input and output traces short and away from each other, and use a solid ground plane. Additionally, decoupling capacitors should be placed close to the power pins.
The recommended decoupling capacitor value for the ADA4891-2ARMZ is 0.1μF to 1μF, with a voltage rating of at least 10V. The capacitor should be placed as close as possible to the power pins.
Yes, the ADA4891-2ARMZ can be used as a unity-gain buffer. However, it is recommended to add a small resistor (e.g. 10Ω) in series with the input to improve stability and reduce oscillations.
To compensate for the input bias current of the ADA4891-2ARMZ, a resistor (e.g. 1kΩ) can be added in series with the input to balance the input bias current. Alternatively, a matched resistor can be added to the non-inverting input.