
( Brand: Analog Devices ), ( Manufacturer Part Number: AD7871KP )
The AD7871KP is a high-performance, 14-bit, parallel Successive Approximation Register (SAR) Analog-to-Digital Converter (ADC) that is designed for precision data acquisition applications. This single-chip device features an impressive conversion speed of up to 83 kSps, making it suitable for high-bandwidth applications.
The AD7871KP operates in a 5V single supply and is housed in a 28-pin PLCC package, providing a compact footprint for easy integration into various systems. The device offers an input voltage range of 2.5V to VDD, allowing it to handle a wide range of signals.
The AD7871KP is equipped with a programmable gain amplifier (PGA) that provides a gain of 1, 2, 4, or 8, allowing for flexibility in setting the input signal range. It also features a built-in integral temperature sensor, enabling temperature compensation for improved accuracy.
The device's 14-bit resolution provides a high level of quantization accuracy, making it suitable for applications that require precise measurement of analog signals. It also features a low power consumption mode, which can help extend battery life in portable applications.
The AD7871KP offers a variety of digital interface options, including Parallel Two Wire Interface (TWI), SPI, and I2C, making it compatible with a wide range of microcontrollers and digital signal processors. It also features an on-chip oscillator, eliminating the need for an external reference clock, further simplifying system design.
In summary, the AD7871KP is a high-performance, 14-bit, SAR ADC that offers a wide input voltage range, programmable gain amplifier, and built-in temperature sensor. Its high conversion speed, low power consumption, and variety of digital interface options make it a versatile solution for precision data acquisition applications.
Pros of buying AD7871KP Parallel ADC SAR:1. High-speed conversion: The AD7871KP offers a conversion rate of 83 kSPS, which is suitable for applications requiring high-speed data acquisition.
2. 14-bit resolution: The 14-bit resolution of the AD7871KP provides excellent accuracy and precision, making it suitable for applications that require high-resolution measurements.
3. Parallel interface: The parallel interface of the AD7871KP allows for fast data transfer and reduces the burden on the host microcontroller.
4. Wide input range: The AD7871KP has a wide input range of -10 V to 10 V, which makes it suitable for a wide range of applications.
Cons of buying AD7871KP Parallel ADC SAR:1. Power consumption: The AD7871KP has a relatively high power consumption, which may be an issue in battery-powered applications.
2. Size and packaging: The AD7871KP is a 28-pin PLCC device, which may be larger than some other ADCs on the market. This can make it more difficult to integrate into some applications.
3. Cost: The AD7871KP is a high-performance ADC, and as such, it may be more expensive than some lower-performance alternatives.
Conclusion:The AD7871KP Parallel ADC SAR is a high-performance ADC suitable for applications requiring high-speed data acquisition and high-resolution measurements. Its wide input range, parallel interface, and 14-bit resolution make it a versatile and powerful solution. However, its relatively high power consumption and larger size compared to some other ADCs may be a consideration for some applications. If cost is a concern, lower-performance alternatives may be considered.
Recommendation:If high-performance ADC is required for your application, the AD7871KP is a suitable option. Its high-speed conversion, high-resolution, and wide input range make it an excellent choice for applications requiring accurate and precise measurements. However, if cost is a concern, lower-performance alternatives may be considered to meet your requirements. It is always recommended to evaluate the specific requirements of your application and choose the ADC that best fits your needs.
0 conversion time max10. 0 number of bits 14 number of functions 1 number of terminals 28 operating temperature min0mm width 11. Number of Analog in channels 1. 5 sexed 30 codes plcc j28jesd 609 coder 0 linearity error max el height max4.
0 Analog input voltage max3. 0061 moisture sensitivity level 1 negative supply voltage mommy terminal peak refile temperature max30 length 11mm. Celebrating temperature max70. 5 sq package style chip carrier peak refile temperature cell 225power supplies v 5 qualification status not qualified sample and hold track and rate 0.
Sellotaped bit code 2's complement binary output format serial, parallel, 8 bits, parallel, word package body material plastic epoxy package equivalence coddled 28.