사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| Number of Bits | 16 |
| Sampling Rate(Per Second) | 470 |
| Number of Inputs | 6 |
| Input Type | Differential |
| Data Interface | SPI, DSP |
| Configuration | MUX-ADC |
| Number of A/D Converters | 1 |
| Architecture | Sigma-Delta |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 2.7V ~ 5.25V |
| Voltage - Supply, Digital | 2.7V ~ 5.25V |
| Features | PGA, Temperature Sensor |
| Operating Temperature | -40°C ~ 105°C |
| Supplier Device Package | 24-TSSOP |
개요
Description
The AD7795BRUZ-REEL is a high-precision, low-power analog-to-digital converter (ADC) from Analog Devices. It features a 3-channel, 16-bit sigma-delta ADC designed for precision measurement applications. This ADC boasts excellent noise performance and low power consumption, making it suitable for battery-powered devices and portable instrumentation.
The AD7795 operates from a single 2.7 V to 5.25 V supply and offers a programmable gain amplifier (PGA) with gains ranging from 1 to 128. This flexibility allows for the measurement of small signals directly, enhancing its applicability in various sensor applications. The device includes an on-chip clock, but also supports external clock sources for added versatility.
Communication with the AD7795 is facilitated through a simple serial peripheral interface (SPI). It also boasts features like on-chip calibration, temperature sensor, and reference options, further enhancing its usability in precision measurement tasks. The "REEL" designation indicates that the product is available in a tape and reel package, ideal for automated assembly processes.
The AD7795 operates from a single 2.7 V to 5.25 V supply and offers a programmable gain amplifier (PGA) with gains ranging from 1 to 128. This flexibility allows for the measurement of small signals directly, enhancing its applicability in various sensor applications. The device includes an on-chip clock, but also supports external clock sources for added versatility.
Communication with the AD7795 is facilitated through a simple serial peripheral interface (SPI). It also boasts features like on-chip calibration, temperature sensor, and reference options, further enhancing its usability in precision measurement tasks. The "REEL" designation indicates that the product is available in a tape and reel package, ideal for automated assembly processes.
Equivalent
The AD7795BRUZ-REEL is a low-power, 16-bit Σ-Δ ADC from Analog Devices. Equivalent products include the AD7794 (another model in the same series, offering more channels), Texas Instruments' ADS1232, and Maxim Integrated's MAX11209. These devices share similar functionalities, such as low power consumption and suitable resolution for precision measurement applications. When selecting an equivalent, consider specifics like channel count, power requirements, and any unique features needed for your application.
Features
The AD7795BRUZ-REEL is a precision analog-to-digital converter (ADC) designed by Analog Devices. It features a 24-bit sigma-delta (Σ-Δ) architecture, which provides high resolution and low noise performance. The ADC offers three differential input channels and an on-chip low noise instrumentation amplifier, making it suitable for precision measurement applications. It supports a wide range of programmable gain settings, allowing for flexibility in various input signal ranges.
The device operates with a low power consumption, making it ideal for battery-powered applications. It includes a low-drift internal reference and an excitation current source, enhancing its performance in sensor interfacing. The AD7795 supports a serial peripheral interface (SPI) for easy integration with microcontrollers and other digital systems.
Additional features include a programmable output data rate, burnout current detection, and internal temperature sensor, providing system monitoring and diagnostics capabilities. The AD7795BRUZ-REEL is packaged in a 16-lead TSSOP, designed for compact and robust applications across industrial, healthcare, and instrumentation sectors.
The device operates with a low power consumption, making it ideal for battery-powered applications. It includes a low-drift internal reference and an excitation current source, enhancing its performance in sensor interfacing. The AD7795 supports a serial peripheral interface (SPI) for easy integration with microcontrollers and other digital systems.
Additional features include a programmable output data rate, burnout current detection, and internal temperature sensor, providing system monitoring and diagnostics capabilities. The AD7795BRUZ-REEL is packaged in a 16-lead TSSOP, designed for compact and robust applications across industrial, healthcare, and instrumentation sectors.
Pinout
The AD7795BRUZ-REEL is a low power, low noise, analog-to-digital converter (ADC) with a resolution of 24 bits. This ADC is typically used in precision measurement applications. It is part of the AD779x family of sigma-delta ADCs from Analog Devices.
The AD7795 comes in a 16-lead TSSOP (Thin Shrink Small Outline Package), so it has 16 pins in total. The key functions of the pins include:
- Analog Inputs: Differential analog input pairs.
- Reference Inputs: Differential reference input pins.
- Serial Interface Pins: MISO, MOSI, SCLK, and CS for SPI communication.
- Power Supply Pins: AVDD (analog power supply) and DVDD (digital power supply).
- Ground Pins: AGND and DGND for analog and digital grounds.
- Clock Pin: Provides clock input for the ADC.
- Reset Pin: Allows for resetting the device.
These ADCs are commonly used in applications requiring high precision and low noise, such as weigh scales and pressure measurement systems.
The AD7795 comes in a 16-lead TSSOP (Thin Shrink Small Outline Package), so it has 16 pins in total. The key functions of the pins include:
- Analog Inputs: Differential analog input pairs.
- Reference Inputs: Differential reference input pins.
- Serial Interface Pins: MISO, MOSI, SCLK, and CS for SPI communication.
- Power Supply Pins: AVDD (analog power supply) and DVDD (digital power supply).
- Ground Pins: AGND and DGND for analog and digital grounds.
- Clock Pin: Provides clock input for the ADC.
- Reset Pin: Allows for resetting the device.
These ADCs are commonly used in applications requiring high precision and low noise, such as weigh scales and pressure measurement systems.
Manufacturer
The AD7795BRUZ-REEL is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company provides a wide range of products, including data converters, amplifiers, radio frequency (RF) ICs, power management products, and sensors, which are used in various applications across industries such as healthcare, automotive, industrial, communications, and consumer electronics. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices is known for its innovation and high-performance solutions that address complex engineering challenges.
Application
The AD7795BRUZ-REEL is a low-power, low-noise, 24-bit analog-to-digital converter (ADC) commonly used in precision measurement applications. Its application areas include industrial process control, weigh scales, temperature measurement systems, and pressure transducers. The high resolution and accuracy make it suitable for medical instrumentation and data acquisition systems. Its low power consumption and low noise are ideal for battery-powered devices and portable measurement equipment. Additionally, it can be used in smart transmitters and energy metering systems.
Package
The AD7795BRUZ-REEL is a precision analog-to-digital converter from Analog Devices, and it comes in a TSSOP (Thin Shrink Small Outline Package) form factor. Specifically, it is available in a 16-lead TSSOP package.
