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ADA4891-2ARMZ
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #ADA4891-2ARMZ
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Especificações
| Atributo | Valor |
| Package | Bulk,Tube |
| ProductStatus | Active |
| AmplifierType | CMOS |
| NumberofCircuits | 2 |
| OutputType | Rail-to-Rail |
| SlewRate | 210V/µs |
| GainBandwidthProduct | 105 MHz |
| -3dbBandwidth | 90 MHz |
| Current-InputBias | 2 pA |
| Voltage-InputOffset | 2.5 mV |
| Current-Supply | 4.4mA (x2 Channels) |
| Current-Output/Channel | 125 mA |
| Voltage-SupplySpan(Min) | 2.7 V |
| Voltage-SupplySpan(Max) | 5.5 V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) |
Visão Geral
Description
The ADA4891-2ARMZ is a dual operational amplifier designed by Analog Devices. It is known for its high performance, offering low noise, high speed, and precision in various applications. The amplifier operates with a wide bandwidth of 600 MHz and a slew rate of 310 V/μs, making it suitable for high-frequency and fast signal processing tasks.
Key features include a low input voltage noise of 1 nV/√Hz, low distortion, and a low offset voltage, which enhance the precision and clarity in analog signal amplification. It is often used in applications such as active filters, data conversion, and instrumentation due to its ability to handle high-speed signals with minimal distortion.
The ADA4891-2ARMZ operates on a supply voltage range of 3 V to 10 V and is available in a compact MSOP package, making it a versatile choice for space-constrained designs. It provides strong electrical performance suitable for both commercial and industrial environments.
Key features include a low input voltage noise of 1 nV/√Hz, low distortion, and a low offset voltage, which enhance the precision and clarity in analog signal amplification. It is often used in applications such as active filters, data conversion, and instrumentation due to its ability to handle high-speed signals with minimal distortion.
The ADA4891-2ARMZ operates on a supply voltage range of 3 V to 10 V and is available in a compact MSOP package, making it a versatile choice for space-constrained designs. It provides strong electrical performance suitable for both commercial and industrial environments.
Equivalent
The ADA4891-2ARMZ is a high-speed, low noise operational amplifier. Equivalent products include:
1. Texas Instruments OPA2822: Similar bandwidth and noise performance.
2. Maxim Integrated MAX44267: Offers low noise and high slew rate.
3. ON Semiconductor NCS333: Competitive in noise and precision.
4. Linear Technology LT6230-2: Known for its low noise and high speed.
5. STMicroelectronics TSZ182: Offers low offset voltage and high precision.
Consider specific application requirements, as specs can vary slightly.
1. Texas Instruments OPA2822: Similar bandwidth and noise performance.
2. Maxim Integrated MAX44267: Offers low noise and high slew rate.
3. ON Semiconductor NCS333: Competitive in noise and precision.
4. Linear Technology LT6230-2: Known for its low noise and high speed.
5. STMicroelectronics TSZ182: Offers low offset voltage and high precision.
Consider specific application requirements, as specs can vary slightly.
Features
The ADA4891-2ARMZ is a high-performance, dual operational amplifier notable for its low noise and high speed. Key features include:
1. Wide Bandwidth: It offers a 600 MHz bandwidth, making it suitable for high-frequency applications.
2. Low Noise: The amplifier has an input voltage noise of 1 nV/√Hz, ideal for precision applications requiring low noise levels.
3. High Slew Rate: With a slew rate of 310 V/μs, it supports rapid changes in input signals.
4. Rail-to-Rail Output: This feature enhances the output voltage swing, improving dynamic range.
5. Low Distortion: Designed for low total harmonic distortion, it is suitable for audio and high-quality signal processing.
6. Low Offset Voltage: It provides precision with a low input offset voltage of 0.5 mV (typical).
7. Wide Supply Range: Operates on ±2.5 V to ±5 V dual supply, or 5 V to 10 V single supply.
8. Shutdown Capability: Features a shutdown mode for power saving, reducing power consumption to less than 1 mA.
These features make it a versatile choice for applications in data acquisition, communications, and instrumentation.
1. Wide Bandwidth: It offers a 600 MHz bandwidth, making it suitable for high-frequency applications.
2. Low Noise: The amplifier has an input voltage noise of 1 nV/√Hz, ideal for precision applications requiring low noise levels.
3. High Slew Rate: With a slew rate of 310 V/μs, it supports rapid changes in input signals.
4. Rail-to-Rail Output: This feature enhances the output voltage swing, improving dynamic range.
5. Low Distortion: Designed for low total harmonic distortion, it is suitable for audio and high-quality signal processing.
6. Low Offset Voltage: It provides precision with a low input offset voltage of 0.5 mV (typical).
7. Wide Supply Range: Operates on ±2.5 V to ±5 V dual supply, or 5 V to 10 V single supply.
8. Shutdown Capability: Features a shutdown mode for power saving, reducing power consumption to less than 1 mA.
These features make it a versatile choice for applications in data acquisition, communications, and instrumentation.
Pinout
The ADA4891-2ARMZ is a dual, high-speed operational amplifier. It comes in an 8-lead Mini Small Outline Package (MSOP). The pin configuration is as follows:
1. IN+ (Non-Inverting Input, Channel A)
2. IN− (Inverting Input, Channel A)
3. V− (Negative Power Supply)
4. OUT (Output, Channel A)
5. OUT (Output, Channel B)
6. V+ (Positive Power Supply)
7. IN− (Inverting Input, Channel B)
8. IN+ (Non-Inverting Input, Channel B)
The ADA4891-2ARMZ is specifically designed for fast signal processing and high bandwidth applications, offering low distortion and noise performance. It is commonly used in applications like active filters, video processing, and as a driver for analog-to-digital converters (ADCs).
1. IN+ (Non-Inverting Input, Channel A)
2. IN− (Inverting Input, Channel A)
3. V− (Negative Power Supply)
4. OUT (Output, Channel A)
5. OUT (Output, Channel B)
6. V+ (Positive Power Supply)
7. IN− (Inverting Input, Channel B)
8. IN+ (Non-Inverting Input, Channel B)
The ADA4891-2ARMZ is specifically designed for fast signal processing and high bandwidth applications, offering low distortion and noise performance. It is commonly used in applications like active filters, video processing, and as a driver for analog-to-digital converters (ADCs).
Manufacturer
The ADA4891-2ARMZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. These components are used in a wide range of electronic equipment, including industrial, automotive, communications, and consumer applications. The company is known for its expertise in high-performance analog technology, particularly in areas such as signal processing, power management, and data conversion.
Application
The ADA4891-2ARMZ is a high-speed, low-power operational amplifier suitable for various applications. Its key areas include:
1. High-Speed Data Acquisition Systems: Ideal for use in ADC drivers due to its fast settling time and low distortion.
2. Instrumentation: Useful in precision measurement equipment requiring high bandwidth and low noise.
3. Communication Systems: Applicable in signal processing for RF and IF stages.
4. Test and Measurement Equipment: Enhances performance in systems needing accurate and fast signal amplification.
5. Medical Imaging: Supports high-resolution imaging due to low noise and high linearity.
These features make the ADA4891-2ARMZ versatile for demanding applications requiring high performance and reliability.
1. High-Speed Data Acquisition Systems: Ideal for use in ADC drivers due to its fast settling time and low distortion.
2. Instrumentation: Useful in precision measurement equipment requiring high bandwidth and low noise.
3. Communication Systems: Applicable in signal processing for RF and IF stages.
4. Test and Measurement Equipment: Enhances performance in systems needing accurate and fast signal amplification.
5. Medical Imaging: Supports high-resolution imaging due to low noise and high linearity.
These features make the ADA4891-2ARMZ versatile for demanding applications requiring high performance and reliability.
Package
The ADA4891-2ARMZ is a dual, high-speed operational amplifier from Analog Devices, packaged in an 8-lead MSOP (Mini Small Outline Package) with an exposed pad for improved thermal performance.
