| Allicdata Part #: | AD7874SQ-ND |
| Manufacturer Part#: |
AD7874SQ |
| Price: | $ 0.00 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Analog Devices Inc. |
| Short Description: | IC DAS 12BIT 4CH 5V 28-CDIP |
| More Detail: | Data Acquisition System (DAS) 12 bit 116k Parallel... |
| DataSheet: |  AD7874SQ Datasheet/PDF |
| Quantity: | 1000 |
Specifications
| Series: | -- |
| Packaging: | Tube |
| Part Status: | Active |
| Type: | Data Acquisition System (DAS) |
| Number of Channels: | 4 |
| Resolution (Bits): | 12 b |
| Sampling Rate (Per Second): | 116k |
| Data Interface: | Parallel |
| Voltage Supply Source: | Dual ± |
| Voltage - Supply: | ±5V |
| Operating Temperature: | -55°C ~ 125°C |
| Mounting Type: | Through Hole |
| Package / Case: | 28-CDIP (0.600", 15.24mm) |
| Supplier Device Package: | 28-CDIP |
| Base Part Number: | AD7874 |
Description
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The AD7874SQ is an successive approximation, 8-bit A/D converter with CMOS input and built-in track and hold. It features an excellent 50/60 Hz rejection ratio, making it ideal for battery powered applications. As one of the special purpose data acquisition devices, the AD7874SQ is designed to acquire and convert analog signals with minimum power consumption and minimal design effort.
The AD7874SQ offers some unique features that make it a valuable asset in applications that require high performance and low power consumption. It has a 20 MHz maximum sample rate and a 1.25 μs conversion time, meaning that it can process a wide variety of signals quickly and accurately. It also has a 3 V±5%, 5 V±5%, and 6 V ± 5% analog voltage range. This ensured that the device can be used over a wide range of input voltages, making it an ideal choice for applications that require a high level of power efficiency.
The working principle of the AD7874SQ is quite simple. The device uses a successive approximation register (SAR) to convert the analog voltage into a digital code. The SAR takes in the input voltage, compares it with a reference voltage, and then outputs the result in the form of a logic value. The resulting code is then used to determine the corresponding digital signal. This process is repeated until the desired amount of accuracy is achieved.
The primary applications of the AD7874SQ include digital imaging, automobile chassis control systems, data acquisition systems, medical equipment, digital audio recording and playback, and medical instrumentation. As a power efficient device, it is an ideal choice for battery powered applications, as its high 50/60 Hz rejection ratio helps to reduce background noise. It also offers a variety of options for input multiplexer settings, allowing it to work with different types of analog signals.
In conclusion, the AD7874SQ is a highly efficient, low power data acquisition device designed for applications requiring a high degree of accuracy. It offers a wide range of input voltage ranges, making it an ideal choice for battery powered applications, as well as medical and automotive applications. With its fast conversion time and superior power efficiency, it is an invaluable asset for data acquisition designers.
The specific data is subject to PDF, and the above content is for reference
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