規格
| 屬性 | 價值 |
| Package | Tube |
| Series | PulSAR® |
| ProductStatus | Active |
| NumberofBits | 18 |
| SamplingRate(PerSecond) | 250k |
| NumberofInputs | 1 |
| InputType | Differential |
| DataInterface | SPI, DSP |
| Configuration | S/H-ADC |
| Ratio-S/H:ADC | 1:1 |
| NumberofA/DConverters | 1 |
| Architecture | SAR |
| ReferenceType | External |
| Voltage-SupplyAnalog | 2.3V ~ 5.5V |
| Voltage-SupplyDigital | 2.3V ~ 5.5V |
| OperatingTemperature | -40°C ~ 85°C |
| Package/Case | 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) |
| SupplierDevicePackage | 10-MSOP |
概述
Description
The AD7691BRMZ is a precision analog-to-digital converter (ADC) from Analog Devices. It is part of the PulSAR family of ADCs, known for their high performance and low power consumption. The AD7691BRMZ features a 18-bit resolution, providing highly accurate digital conversion of analog signals. This ADC operates at a maximum sample rate of 250 kSPS (thousand samples per second), making it suitable for applications requiring fast data acquisition.
The AD7691BRMZ utilizes a successive approximation register (SAR) architecture, ensuring low latency and deterministic performance. It supports a differential input range, enhancing noise immunity and signal integrity. The ADC's low power requirements make it ideal for battery-powered and portable applications.
Key features include a wide operating temperature range, excellent linearity, and low power dissipation. The AD7691BRMZ is commonly used in industrial, instrumentation, and medical applications where precision and reliability are critical. Its small MSOP-10 package allows for compact integration into a variety of electronic systems.
The AD7691BRMZ utilizes a successive approximation register (SAR) architecture, ensuring low latency and deterministic performance. It supports a differential input range, enhancing noise immunity and signal integrity. The ADC's low power requirements make it ideal for battery-powered and portable applications.
Key features include a wide operating temperature range, excellent linearity, and low power dissipation. The AD7691BRMZ is commonly used in industrial, instrumentation, and medical applications where precision and reliability are critical. Its small MSOP-10 package allows for compact integration into a variety of electronic systems.
Equivalent
The AD7691BRMZ is a 16-bit, 250 kSPS, successive approximation ADC from Analog Devices. Equivalent products might include:
1. Texas Instruments ADS8866 - 16-bit, 250 kSPS SAR ADC.
2. Maxim Integrated MAX11102 - 16-bit, 250 kSPS, low-power, SAR ADC.
3. Microchip Technology MCP33111 - 16-bit, 1 Msps SAR ADC.
These alternatives offer similar performance in terms of resolution and sampling rate, though specific features may vary.
1. Texas Instruments ADS8866 - 16-bit, 250 kSPS SAR ADC.
2. Maxim Integrated MAX11102 - 16-bit, 250 kSPS, low-power, SAR ADC.
3. Microchip Technology MCP33111 - 16-bit, 1 Msps SAR ADC.
These alternatives offer similar performance in terms of resolution and sampling rate, though specific features may vary.
Features
The AD7691BRMZ is a high-performance, low-power, 18-bit, successive approximation register (SAR) analog-to-digital converter (ADC). Key features include:
1. Resolution and Performance: It offers 18-bit resolution with no missing codes and achieves a throughput rate of 250 kSPS, providing precise and accurate data conversion.
2. Low Power Consumption: The device is designed for low power applications, consuming only 3.3 mW at full speed, making it suitable for battery-powered and portable devices.
3. Input Range: Supports a unipolar input range of 0 to 5 V, using a single 5 V supply.
4. Interface: Features a versatile SPI-compatible serial interface for easy integration with various microcontrollers and digital signal processors (DSPs).
5. Package: Available in a small 10-lead MSOP package, conserving board space.
6. Temperature Range: Operates over an extended temperature range from -40°C to +85°C, suitable for industrial applications.
These features make the AD7691BRMZ ideal for precision data acquisition systems, medical instruments, and industrial control applications.
1. Resolution and Performance: It offers 18-bit resolution with no missing codes and achieves a throughput rate of 250 kSPS, providing precise and accurate data conversion.
2. Low Power Consumption: The device is designed for low power applications, consuming only 3.3 mW at full speed, making it suitable for battery-powered and portable devices.
3. Input Range: Supports a unipolar input range of 0 to 5 V, using a single 5 V supply.
4. Interface: Features a versatile SPI-compatible serial interface for easy integration with various microcontrollers and digital signal processors (DSPs).
5. Package: Available in a small 10-lead MSOP package, conserving board space.
6. Temperature Range: Operates over an extended temperature range from -40°C to +85°C, suitable for industrial applications.
These features make the AD7691BRMZ ideal for precision data acquisition systems, medical instruments, and industrial control applications.
Pinout
The AD7691BRMZ is a precision analog-to-digital converter (ADC) from Analog Devices. It features a 16-bit resolution and operates with a successive approximation register (SAR) architecture. This ADC is designed for high-performance applications requiring low power consumption.
The AD7691BRMZ comes in a 10-pin MSOP (Mini Small Outline Package). Its pin functions include:
1. VDD - Power supply pin.
2. GND - Ground pin.
3. IN+ - Positive input for the differential analog signal.
4. IN- - Negative input for the differential analog signal.
5. REF - Reference voltage input.
6. VIO - Input and output interface logic supply.
7. SCK - Serial clock input.
8. SDO - Serial data output.
9. CNV - Convert input that initiates the conversion.
10. SDI - Serial data input.
The device is suitable for various applications such as data acquisition systems, medical instruments, and industrial controls due to its accuracy, flexibility with a wide range of reference voltages, and low power operation.
The AD7691BRMZ comes in a 10-pin MSOP (Mini Small Outline Package). Its pin functions include:
1. VDD - Power supply pin.
2. GND - Ground pin.
3. IN+ - Positive input for the differential analog signal.
4. IN- - Negative input for the differential analog signal.
5. REF - Reference voltage input.
6. VIO - Input and output interface logic supply.
7. SCK - Serial clock input.
8. SDO - Serial data output.
9. CNV - Convert input that initiates the conversion.
10. SDI - Serial data input.
The device is suitable for various applications such as data acquisition systems, medical instruments, and industrial controls due to its accuracy, flexibility with a wide range of reference voltages, and low power operation.
Manufacturer
The manufacturer of the AD7691BRMZ is Analog Devices, Inc. Analog Devices is a multinational company known for designing and manufacturing a wide range of analog, mixed-signal, and digital signal processing integrated circuits used in electronic equipment. They serve industries such as industrial, automotive, communications, healthcare, and consumer electronics. Analog Devices is recognized for its innovation and high-performance solutions, particularly in the field of data conversion and signal processing technologies.
Application
The AD7691BRMZ is a 18-bit, 250 kSPS PulSAR® ADC (Analog-to-Digital Converter) that finds application in a variety of precision and high-performance domains. Common application areas include medical instrumentation, such as imaging and diagnostic equipment, where accurate and high-resolution data conversion is critical. It is also used in industrial automation for precise control and monitoring systems, as well as in audio and communications systems that require high fidelity and low latency. Additionally, the AD7691BRMZ is employed in test and measurement equipment, providing precise data acquisition capabilities necessary for detailed analysis and research. Its small form factor and low power consumption make it ideal for portable and battery-operated devices.
Package
The AD7691BRMZ is an Analog Devices product packaged in an MSOP (Mini Small Outline Package) with 10 pins. This package type is compact, making it suitable for space-constrained applications while providing reliable performance for the 18-bit, 600 kSPS, PulSAR ADC it houses.