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OPA2347UA
+BOM-
メーカーSTマイクロエレクトロニクス
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メーカー品番 #OPA2347UA
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データシート OPA2347UA DataSheet
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在庫状況6175
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Package | Bulk,Tube |
| Series | microPOWER™ |
| ProductStatus | Active |
| AmplifierType | General Purpose |
| NumberofCircuits | 2 |
| OutputType | Rail-to-Rail |
| SlewRate | 0.17V/µs |
| GainBandwidthProduct | 350 kHz |
| Current-InputBias | 0.5 pA |
| Voltage-InputOffset | 2 mV |
| Current-Supply | 20µA (x2 Channels) |
| Current-Output/Channel | 17 mA |
| Voltage-SupplySpan(Min) | 2.3 V |
| Voltage-SupplySpan(Max) | 5.5 V |
| OperatingTemperature | -55°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
概要
Description
The OPA2347UA is housed in a standard SOIC-8 package, making it easy to integrate into existing designs. It offers excellent stability and reliability, with a low input offset voltage of 100 µV and low noise density of 8 nV/√Hz. These characteristics make it ideal for use in instrumentation, sensor interfaces, and active filters. Additionally, its low power consumption is beneficial for battery-operated devices.
Overall, the OPA2347UA is a versatile and reliable op-amp that delivers high precision and performance in various analog applications.
Equivalent
1. LT1490A by Analog Devices: Offers similar low-power and rail-to-rail input/output characteristics.
2. MCP6022 by Microchip Technology: Features rail-to-rail input/output and low power consumption.
3. LMV358 by Texas Instruments: Provides low-voltage operation with rail-to-rail output.
Always verify the specifications and pin compatibility before substituting to ensure they meet your specific application needs.
Features
1. Low Power Consumption: It operates with a low quiescent current, making it suitable for battery-powered applications.
2. Wide Supply Range: Compatible with single-supply operations ranging from 2.5V to 5.5V and dual-supply operations from ±1.25V to ±2.75V.
3. Rail-to-Rail Input and Output: Offers rail-to-rail input and output swing, providing flexibility in signal range and maximizing dynamic range.
4. Low Offset Voltage: Features a low input offset voltage, enhancing precision in measurements.
5. High CMRR and PSRR: Exhibits high Common-Mode Rejection Ratio (CMRR) and Power Supply Rejection Ratio (PSRR), ensuring stability and accuracy in varying conditions.
6. Small Package: Available in a compact SOIC-8 package, suitable for space-constrained applications.
These characteristics make the OPA2347UA ideal for a broad range of applications, including portable devices, sensor interfacing, and other precision analog tasks.
Pinout
1. V+ (Pin 8): Positive power supply.
2. V- (Pin 4): Negative power supply or ground.
3. IN+ (Pins 3, 6): Non-inverting inputs for each of the two operational amplifiers.
4. IN- (Pins 2, 5): Inverting inputs for each of the two operational amplifiers.
5. OUT (Pins 1, 7): Outputs for each of the two operational amplifiers.
The OPA2347UA provides high precision and low noise, making it suitable for a variety of applications, including sensor signal conditioning and precision mixed-signal processing.
Manufacturer
Application
1. Sensor Signal Conditioning: Enhances signals from sensors with precision and stability.
2. Data Acquisition Systems: Provides accurate amplification of analog signals before conversion.
3. Medical Instrumentation: Used in devices requiring high precision and low noise, such as ECGs.
4. Active Filters: Implements precise frequency filtering in audio and communication systems.
5. Portable Equipment: Offers low power consumption for battery-operated devices.
6. Transducer Interfaces: Facilitates accurate interfacing with transducers in industrial automation.
These applications leverage the amplifier's high performance in precision tasks.