Imagens apenas para referência
AD8237ARMZ
+Lista de MateriaisIC INST AMP 1 CIRCUIT 8MSOP
-
FabricanteAnalog Devices Inc.
-
Peça do Fabricante #AD8237ARMZ
-
Pacote MSOP-8
-
Em Estoque3399
365 Garantia de Qualidade em 1 dia
7*24 Garantia de serviço em 24 horas
90-Garantia de pós-venda em 1 dia
Garantia de Produto Genuíno
Especificações
| Atributo | Valor |
| Package | Tube |
| ProductStatus | Active |
| AmplifierType | Instrumentation |
| NumberofCircuits | 1 |
| OutputType | Rail-to-Rail |
| SlewRate | 0.15V/µs |
| -3dbBandwidth | 200 kHz |
| Current-InputBias | 250 pA |
| Voltage-InputOffset | 25 µV |
| Current-Supply | 115µA |
| Current-Output/Channel | 4 mA |
| Voltage-SupplySpan(Min) | 1.8 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 AD8237 offers a fixed gain of 1, but it can be configured for gains from 1 to 1000 using external resistors. It boasts a low offset voltage and minimal input bias current, ensuring high accuracy and stability. The device has a rail-to-rail output, allowing it to maximize the dynamic range of the output signal. It is packaged in a compact MSOP (Mini Small Outline Package), making it ideal for space-constrained applications.
The AD8237 is commonly used in medical instrumentation, sensor signal processing, and portable electronic devices, where low power consumption and high precision are crucial.
Equivalent
1. INA333 from Texas Instruments: A low-power, precision instrumentation amplifier.
2. MAX4466 from Maxim Integrated: Another low-power, precision option.
3. LT1789 from Analog Devices: Low-cost, precision instrumentation amplifier.
4. MCP6N11 from Microchip Technology: A low-cost, low-power instrumentation amplifier.
These equivalents may vary in specifications such as power consumption, gain bandwidth, and common-mode rejection ratio, so always verify compatibility for your specific application.
Features
1. Low Power Consumption: It operates with a low current of only 115 µA, making it suitable for battery-powered applications.
2. Wide Supply Range: It supports single-supply operations from 1.8V to 5.5V, offering flexibility in various applications.
3. Low Input Offset Voltage: The device has an input offset voltage of 35 µV, ensuring high precision.
4. High CMRR: It boasts a high common-mode rejection ratio (CMRR) of 114 dB, enhancing its ability to reject noise and interference.
5. Low Noise: With a low input voltage noise of 6 nV/√Hz, it is ideal for low-signal-level applications.
6. Rail-to-Rail Output: It provides full output swing, maximizing dynamic range.
7. Wide Gain Range: The gain can be set with a single resistor, ranging from 1 to 1000, offering design flexibility.
8. Compact Package: Available in an 8-lead MSOP, it is suitable for space-constrained designs.
These features make the AD8237ARMZ ideal for medical instrumentation, precision data acquisition, and portable devices.
Pinout
Here's a concise overview of its pin functions in an 8-lead MSOP package:
1. V+: Positive power supply.
2. V-: Negative power supply or ground reference, depending on the single or dual supply configuration.
3. RG1: Gain resistor connection.
4. RG2: Gain resistor connection.
5. REF: Reference voltage input. Used to set the output reference level.
6. VIN+: Non-inverting input.
7. VIN-: Inverting input.
8. VOUT: Output voltage.
These pins work together to allow the AD8237 to provide accurate amplification in various precision measurement applications.
Manufacturer
Application
1. Biomedical Instrumentation: Used in ECG, EEG, and other medical monitoring devices for precise low-level signal acquisition.
2. Industrial Process Control: Employed in sensor signal conditioning for automation and control systems.
3. Weigh Scales: Utilized for accurate load cell signal amplification.
4. Portable Instrumentation: Suitable for battery-powered devices owing to its low power consumption.
5. Data Acquisition Systems: Enhances signal integrity in systems requiring high resolution and accuracy.
These applications benefit from its low offset voltage, low noise, and high common-mode rejection ratio.