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AD7691BRMZ-RL7
+Lista de MateriaisIC ADC 18BIT SAR 10MSOP
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #AD7691BRMZ-RL7
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Ficha Técnica AD7691BRMZ-RL7 DataSheet
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Pacote MSOP-10
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | PulSAR® |
| ProductStatus | Active |
| NumberofBits | 18 |
| SamplingRate(PerSecond) | 250k |
| NumberofInputs | 1 |
| InputType | Differential |
| DataInterface | SPI, DSP |
| Configuration | S/H-ADC |
| Ratio-S/H:ADC | 1:1 |
| NumberofA/DConverters | 1 |
| Architecture | SAR |
| ReferenceType | External |
| Voltage-SupplyAnalog | 2.3V ~ 5.5V |
| Voltage-SupplyDigital | 2.3V ~ 5.5V |
| OperatingTemperature | -40°C ~ 85°C |
| Package/Case | 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) |
| SupplierDevicePackage | 10-MSOP |
Visão Geral
Description
Key features include a differential input range and a serial SPI-compatible interface for flexible connectivity with microcontrollers or DSPs. The AD7691BRMZ-RL7 also includes a low noise floor and high-speed throughput, ensuring accurate conversion of analog signals to digital data in demanding environments.
This ADC is housed in a compact MSOP package, which facilitates easy integration into space-constrained designs. The device is widely used in applications such as industrial automation, medical instrumentation, and data acquisition systems, where precise and reliable analog-to-digital conversion is critical. Its robust performance and energy efficiency make it a popular choice for engineers looking to optimize both accuracy and power usage.
Equivalent
1. Texas Instruments ADS8881: 18-bit, 1 MSPS, serial interface.
2. Maxim Integrated MAX11156: 18-bit, 500 kSPS, serial.
3. Linear Technology LTC2380-18: 18-bit, 2 MSPS, serial ADC.
4. Microchip MCP33151-02: 18-bit, 1 MSPS, serial.
These alternatives may vary slightly in specifications and features, so check detailed datasheets to ensure compatibility with specific applications.
Features
1. Resolution and Speed: It offers a 18-bit resolution with a sampling rate of up to 250 kSPS, providing high accuracy and fast data acquisition.
2. Single-Supply Operation: Operates on a single 2.3V to 5.5V power supply, making it suitable for a wide range of applications.
3. Low Power Consumption: Designed with low power consumption in mind, which is critical for battery-powered and portable devices.
4. Input Range: It supports a unipolar input range, which can be configured between 0V and the reference voltage.
5. Serial Interface: Features a SPI-compatible serial interface for easy integration with microcontrollers and digital signal processors.
6. Small Package: Comes in a compact MSOP package, ideal for space-constrained designs.
7. Temperature Range: Operates over the extended industrial temperature range of -40°C to +85°C, making it suitable for diverse environmental conditions.
These features make the AD7691BRMZ-RL7 ideal for applications requiring high precision and reliability, such as medical instrumentation, industrial process controls, and data acquisition systems.
Pinout
The functions of the pins are as follows:
1. VDD: Power supply input.
2. GND: Ground reference.
3. IN+: Positive analog input.
4. IN-: Negative analog input.
5. REF: Reference voltage input.
6. VIO: Digital input/output interface supply.
7. CNV: Convert input; starts the conversion process when activated.
8. SCK: Serial clock input for data transfer.
9. SDO: Serial data output; the output conversion result is transferred through this pin.
10. BUSY: Busy indicator; indicates the ADC is in the process of conversion.
This ADC is commonly used in precision applications due to its high resolution and low power consumption.