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IC ADC 12BIT SAR 32TQFP
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #AD7938BSUZ-REEL7
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Ficha Técnica AD7938BSUZ-REEL7 DataSheet
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Especificações
| Atributo | Valor |
| Part Status | Active |
| Number of Bits | 12 |
| Sampling Rate (Per Second) | 625k |
| Number of Inputs | 4, 7, 8 |
| Input Type | Differential, Pseudo-Differential, Single Ended |
| Data Interface | Parallel |
| Configuration | MUX-S/H-ADC |
| Ratio - S / H: ADC | 1:1 |
| Number of A / D Converters | 1 |
| Architecture | SAR |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 2.7V ~ 5.25V |
| Voltage - Supply, Digital | 2.7V ~ 5.25V |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | 32-TQFP |
| Supplier Device Package | 32-TQFP (7x7) |
| Mounting Type | Surface Mount |
| Base Product Number | AD7938 |
Visão Geral
Description
The AD7938BSUZ-REEL7 is a high-performance, 8-channel, 12-bit analog-to-digital converter (ADC) from Analog Devices. It features a maximum sampling rate of 1 MSPS and operates with a supply voltage of 2.7V to 5.25V, making it versatile for various applications. The device offers differential input options, enhancing noise immunity and signal integrity.
Key features include an SPI-compatible serial interface for easy communication with microcontrollers and digital signal processors. The ADC provides a low power consumption mode, making it suitable for battery-operated devices. Additionally, it includes onboard reference voltage, programmable gain amplifiers, and digital filtering capabilities, which simplify system design.
Ideal applications include industrial automation, medical instrumentation, and data acquisition systems, where accurate and reliable data conversion is critical. Overall, the AD7938BSUZ-REEL7 is designed for precision and efficiency, making it a popular choice in high-speed and low-power applications.
Key features include an SPI-compatible serial interface for easy communication with microcontrollers and digital signal processors. The ADC provides a low power consumption mode, making it suitable for battery-operated devices. Additionally, it includes onboard reference voltage, programmable gain amplifiers, and digital filtering capabilities, which simplify system design.
Ideal applications include industrial automation, medical instrumentation, and data acquisition systems, where accurate and reliable data conversion is critical. Overall, the AD7938BSUZ-REEL7 is designed for precision and efficiency, making it a popular choice in high-speed and low-power applications.
Equivalent
The AD7938BSUZ-REEL7 is a 12-bit, high-speed ADC from Analog Devices. Equivalent products include the following options:
1. MCP3204 (Microchip) - 12-bit, 4-channel ADC
2. ADS8344 (Texas Instruments) - 16-bit, 4-channel ADC
3. LTC1867 (Analog Devices) - 16-bit, low-power ADC
When selecting an equivalent product, ensure compatibility with your specific application requirements such as resolution, input channels, and sampling rate.
1. MCP3204 (Microchip) - 12-bit, 4-channel ADC
2. ADS8344 (Texas Instruments) - 16-bit, 4-channel ADC
3. LTC1867 (Analog Devices) - 16-bit, low-power ADC
When selecting an equivalent product, ensure compatibility with your specific application requirements such as resolution, input channels, and sampling rate.
Features
The AD7938BSUZ-REEL7 is a high-performance 16-bit analog-to-digital converter (ADC) from Analog Devices. Key features include:
1. Resolution: 16 bits, providing high accuracy in conversions.
2. Sampling Rate: Up to 1 MSPS (megasamples per second), suitable for fast signal processing.
3. Input Range: The ADC supports a range of analog input voltages, typically 0 V to VREF, which can be set externally.
4. Communication Interface: SPI-compatible interface for easy integration with microcontrollers and DSPs.
5. Power Supply: Operates on a single supply voltage, typically 2.5V to 5V, with low power consumption in sleep mode.
6. Built-in Sample-and-Hold: Ensures precise sampling of fast-changing signals.
7. Low Noise: Designed for low noise operation, enhancing signal integrity.
8. Temperature Range: Available for industrial temperature range applications.
These features make the AD7938BSUZ-REEL7 suitable for a wide range of applications in industrial, medical, and automotive systems.
1. Resolution: 16 bits, providing high accuracy in conversions.
2. Sampling Rate: Up to 1 MSPS (megasamples per second), suitable for fast signal processing.
3. Input Range: The ADC supports a range of analog input voltages, typically 0 V to VREF, which can be set externally.
4. Communication Interface: SPI-compatible interface for easy integration with microcontrollers and DSPs.
5. Power Supply: Operates on a single supply voltage, typically 2.5V to 5V, with low power consumption in sleep mode.
6. Built-in Sample-and-Hold: Ensures precise sampling of fast-changing signals.
7. Low Noise: Designed for low noise operation, enhancing signal integrity.
8. Temperature Range: Available for industrial temperature range applications.
These features make the AD7938BSUZ-REEL7 suitable for a wide range of applications in industrial, medical, and automotive systems.
Pinout
The AD7938BSUZ-REEL7 is a 16-bit analog-to-digital converter (ADC) from Analog Devices. It features a total of 28 pins. The primary functions of its pins include:
1. Power Supply Pins (VDD, GND): Provide power to the device.
2. Analog Input Pins (VIN+): Accept differential input signals for conversion.
3. Digital Output Pins (D0-D15): Deliver the digital output of the converted signal.
4. Control Pins (CS, SCLK, SDI, SDO): Manage the serial communication interface for configuration and data transfer.
5. Reference Voltage Pins (VREF): Provide a reference voltage for the ADC operation.
6. Clock Input (CLK): Supplies the timing for the ADC conversions.
7. Other Pins: Various pins for functionality like reset, data ready indication, and power management.
This ADC is suitable for high-speed applications requiring precise digital representation of analog signals.
1. Power Supply Pins (VDD, GND): Provide power to the device.
2. Analog Input Pins (VIN+): Accept differential input signals for conversion.
3. Digital Output Pins (D0-D15): Deliver the digital output of the converted signal.
4. Control Pins (CS, SCLK, SDI, SDO): Manage the serial communication interface for configuration and data transfer.
5. Reference Voltage Pins (VREF): Provide a reference voltage for the ADC operation.
6. Clock Input (CLK): Supplies the timing for the ADC conversions.
7. Other Pins: Various pins for functionality like reset, data ready indication, and power management.
This ADC is suitable for high-speed applications requiring precise digital representation of analog signals.
Manufacturer
The AD7938BSUZ-REEL7 is manufactured by Analog Devices, Inc. (ADI), a prominent company in the semiconductor industry. Founded in 1965, Analog Devices specializes in designing and manufacturing analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Their products are widely used in various applications, including telecommunications, automotive, industrial, medical, and consumer electronics.
The AD7938 is a high-speed, 16-bit analog-to-digital converter (ADC) that features a serial interface and is designed for applications requiring high performance and precision in data acquisition systems. Analog Devices is known for its innovative solutions that enhance signal processing capabilities in a range of electronic devices.
The company is recognized for its commitment to quality and reliability, and it serves a diverse customer base, helping to drive advancements in technology across multiple sectors.
The AD7938 is a high-speed, 16-bit analog-to-digital converter (ADC) that features a serial interface and is designed for applications requiring high performance and precision in data acquisition systems. Analog Devices is known for its innovative solutions that enhance signal processing capabilities in a range of electronic devices.
The company is recognized for its commitment to quality and reliability, and it serves a diverse customer base, helping to drive advancements in technology across multiple sectors.
Application
The AD7938BSUZ-REEL7 is a 12-bit, 1 MSPS analog-to-digital converter (ADC) that finds application in various areas including:
1. Industrial Automation: For data acquisition and process control.
2. Medical Equipment: In imaging and monitoring systems.
3. Instrumentation: For signal processing in sensors and measurement devices.
4. Telecommunications: For signal digitization in communication systems.
5. Consumer Electronics: In audio and video processing applications.
6. Motor Control: For feedback in motor drive systems.
Its high speed and precision make it suitable for applications requiring reliable data conversion.
1. Industrial Automation: For data acquisition and process control.
2. Medical Equipment: In imaging and monitoring systems.
3. Instrumentation: For signal processing in sensors and measurement devices.
4. Telecommunications: For signal digitization in communication systems.
5. Consumer Electronics: In audio and video processing applications.
6. Motor Control: For feedback in motor drive systems.
Its high speed and precision make it suitable for applications requiring reliable data conversion.
Package
The AD7938BSUZ-REEL7 is packaged in a 16-lead LFCSP (Lead Frame Chip Scale Package), which is a compact, surface-mount package designed for high-performance applications.
