Allicdata Part #: | MAX148BCAP+-ND |
Manufacturer Part#: |
MAX148BCAP+ |
Price: | $ 3.99 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Maxim Integrated |
Short Description: | IC ADC SRL 8CH 10BIT LP 20-SSOP |
More Detail: | 10 Bit Analog to Digital Converter 4, 8 Input 1 SA... |
DataSheet: | MAX148BCAP+ Datasheet/PDF |
Quantity: | 145 |
1 +: | $ 3.62250 |
10 +: | $ 3.46815 |
50 +: | $ 3.41384 |
Number of A/D Converters: | 1 |
Base Part Number: | MAX148 |
Supplier Device Package: | 20-SSOP |
Package / Case: | 20-SSOP (0.209", 5.30mm Width) |
Operating Temperature: | 0°C ~ 70°C |
Features: | -- |
Voltage - Supply, Digital: | 2.7 V ~ 5.25 V |
Voltage - Supply, Analog: | 2.7 V ~ 5.25 V |
Reference Type: | External |
Architecture: | SAR |
Series: | -- |
Ratio - S/H:ADC: | 1:1 |
Configuration: | MUX-S/H-ADC |
Data Interface: | SPI |
Input Type: | Differential, Single Ended |
Number of Inputs: | 4, 8 |
Sampling Rate (Per Second): | 133k |
Number of Bits: | 10 |
Part Status: | Active |
Packaging: | Tube |
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Data Acquisition technology plays an important role in a wide range of industries and applications. One of the most commonly used components within this field is the Analog to Digital Converter (ADC). The MAX148BCAP+ is a particularly popular example of these ADCs, with its varied range of potential use cases making it a great choice for many system designs. In this article, we explore the application field and working principle of the MAX148BCAP+.
Application Field
The MAX148BCAP+ can be used in a wide variety of applications and industries. Its universal compatibility makes it particularly suitable for use in industrial and medical equipment and consumer products. As a result, the MAX148BCAP+ is popular across a range of sectors, including automotive, aerospace, energy, manufacturing, medical, and consumer goods.
The MAX148BCAP+ is designed with a low-power, high-precision, low-cost form factor to meet the needs of a wide variety of applications. Its on-chip, low-noise charge transfer amplifier (CTA) and 8-bit data acquisition system can process low-level signals with high accuracy, making it suitable for many different applications.
The MAX148BCAP+ also has excellent common mode rejection ratio (CMRR) and resistance against crosstalk interference due to its 32-channel multiplexer. This makes it an ideal choice for applications which require high common mode rejection and low crosstalk. For example, the MAX148BCAP+ is often used for motor control, patient monitoring, and vibration measurement.
Working Principle
The MAX148BCAP+ is based on a charge transfer technique with low-pass filtering, relying on the charge transfer gate voltage (VIL) to measure and convert the analog signal. The device operates using two main components: the charge transfer amplifier (CTA) and the 8-bit data acquisition system (DAS).
At the heart of the MAX148BCAP+ is its charge transfer amplifier, which is composed of two matched capacitors (C1 and C2) and a transfer gate (TG). When a signal is applied, the charge of C1 and C2 is equalized, producing an output voltage (VOUT) proportional to the input signal. The output voltage is then passed through a low-pass filter to reduce noise and unwanted frequencies.
The 8-bit data acquisition system (DAS) is responsible for converting the analog signal received from the CTA into a digital signal. This is done by means of an analog-to-digital converter (ADC), which converts the analog input signal into an 8-bit binary signal that can be processed by a digital system. The output of the ADC is compared to a reference voltage (Vref), and if the input voltage is higher than this reference voltage, a logic high is output. Otherwise, a logic low signal is output.
The MAX148BCAP+ also includes an on-chip low-noise charge transfer amplifier (CTA) which helps to reduce noise and unwanted frequencies from the analog input signal. Additionally, the on-chip 32-channel multiplexer offers an outstanding CMRR and excellent resistance against crosstalk, allowing for high-accuracy signal processing in demanding applications.
Conclusion
The MAX148BCAP+ is a popular choice of Analog to Digital Converter (ADC) due to its wide range of potential applications, such as motor control, patient monitoring, vibration measurement, and more. Its on-chip charge transfer amplifier (CTA) and 8-bit data acquisition system (DAS) allow for high-accuracy signal processing with low noise and excellent resistance against crosstalk. The MAX148BCAP+ is a great option for many system designs, offering a low-power, high-precision, low-cost form factor.
The specific data is subject to PDF, and the above content is for reference
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