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AD7678ASTZ
+Lista de MateriaisIC ADC 18BIT SAR 48LQFP
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #AD7678ASTZ
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Ficha Técnica AD7678ASTZ DataSheet
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Especificações
| Atributo | Valor |
| Series | PulSAR® |
| Part Status | Active |
| Base Product Number | AD7678 |
| Number of Bits | 18 |
| Sampling Rate (Per Second) | 100k |
| Number of Inputs | 1 |
| Input Type | Differential |
| Data Interface | SPI, Parallel, DSP |
| Configuration | S/H-ADC |
| Ratio - S/H:ADC | 1:1 |
| Number of A/D Converters | 1 |
| Architecture | SAR |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 5V |
| Voltage - Supply, Digital | 5V |
| Operating Temperature | -40°C ~ 85°C |
| Package | 48-LQFP |
| Supplier Device Package | 48-LQFP (7x7) |
| Mounting Type | Surface Mount |
| Packaging | Tray |
Visão Geral
Description
The AD7678ASTZ features a differential input, low power consumption, and a wide dynamic range, making it suitable for capturing a wide variety of signal types with high fidelity. It offers excellent performance with low total harmonic distortion (THD) and low noise. The ADC interfaces with microcontrollers or digital signal processors (DSPs) via a standard SPI or a parallel interface, providing design flexibility.
Its small package size and robust performance parameters allow it to be used in compact, high-performance systems. The AD7678ASTZ is commonly praised for its reliability and consistency, attributes necessary for demanding real-world analog signal processing applications.
Equivalent
Features
1. Resolution and Speed: It offers a 16-bit resolution with a 1 MSPS (mega-samples per second) sampling rate, making it suitable for high-precision applications.
2. Architecture: This ADC utilizes successive approximation register (SAR) architecture, which ensures fast and accurate conversions with minimal latency.
3. Input Range: The AD7678ASTZ supports a differential input range and provides excellent dynamic range performance.
4. Power Consumption: It is designed for low power consumption, making it suitable for battery-powered or portable devices.
5. Digital Interface: The ADC features a SPI-compatible serial interface for easy integration with microcontrollers and DSPs, facilitating straightforward data transfer.
6. Package and Temperature Range: It comes in a compact TQFP (Thin Quad Flat Package) and operates over an extended temperature range, enhancing its versatility in various environments.
These features make the AD7678ASTZ ideal for applications requiring precise and fast data acquisition, such as instrumentation, medical devices, and industrial control systems.
Pinout
Key functions of the AD7678ASTZ include:
- 16-bit resolution for precise measurements.
- Up to 100 kSPS sampling rate for capturing fast signals.
- Single-supply operation.
- Low power consumption, making it suitable for battery-powered devices.
- Various digital interface options, including serial and parallel, for flexible connectivity.
The ADC is used in applications that require high precision and low power, such as data acquisition systems, medical instruments, and industrial controls.