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AD7891ASZ-1
+Lista de MateriaisIC DAS 12BIT 500K 44MQFP
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #AD7891ASZ-1
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Ficha Técnica AD7891ASZ-1 DataSheet
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Pacote SOIC-8
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Em Estoque5058
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Especificações
| Atributo | Valor |
| Package | Bulk,Tray |
| ProductStatus | Active |
| Type | Data Acquisition System (DAS) |
| NumberofChannels | 8 |
| Resolution(Bits) | 12 b |
| SamplingRate(PerSecond) | 500k |
| DataInterface | Serial, Parallel |
| VoltageSupplySource | Single Supply |
| Voltage-Supply | 5V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 44-QFP |
Visão Geral
Description
The AD7891ASZ-1 is built to facilitate easy interfacing with microprocessors, featuring a standard serial interface. It is equipped with an internal 2.5V reference, although it can also operate with an external reference if needed. The ADC is known for its low power consumption, typically drawing only 20 mW at 5V, which makes it suitable for battery-powered applications.
Encased in a 14-pin Small Outline Integrated Circuit (SOIC) package, the AD7891ASZ-1 is compact and easy to integrate into existing systems. Its combination of speed, accuracy, and low power requirements makes it ideal for use in data acquisition systems, digital signal processing, and other real-time applications.
Equivalent
Features
1. Resolution and Speed: It provides 12-bit resolution and operates at a high speed, which is suitable for applications requiring rapid data conversion.
2. Input Range: It comes with a single-channel input, supporting various input voltage ranges that make it versatile for different applications.
3. Sampling Rate: The device has a fast sampling rate, allowing for quick and accurate signal processing.
4. Low Power Consumption: It is designed to consume minimal power, enhancing its suitability for battery-operated or energy-efficient applications.
5. Serial Interface: The ADC supports a serial interface, facilitating easy integration with microcontrollers and digital signal processors.
6. Precision: It offers high precision and low noise, ensuring accurate data conversion in demanding environments.
7. Temperature Range: It operates effectively over a wide temperature range, making it reliable for use in various industrial and automotive applications.
These features make the AD7891ASZ-1 a robust choice for systems requiring efficient and precise analog-to-digital conversion.
Pinout
Key pins include:
- V\_IN: Analog input
- AGND, DGND: Analog and digital ground
- V\_DD: Positive power supply
- REF\_IN/REF\_OUT: Reference voltage input/output
- SCLK: Serial clock
- SDATA: Serial data output
- CONVST: Conversion start
The AD7891ASZ-1 operates with a supply voltage and is typically used in environments where space is constrained but high-speed data conversion is necessary. Its serial interface capability is useful for reducing the pin count required for communication with microcontrollers or DSPs.