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AD7891APZ-1
+BOMIC DAS 12BIT 500K 44PLCC
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Nhà sản xuấtCông ty Analog Devices Inc.
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Ông. Phần #AD7891APZ-1
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Bảng dữ liệu AD7891APZ-1 DataSheet
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Part Status | Active |
| Type | Data Acquisition System (DAS) |
| Number of Channels | 8 |
| Resolution (Bits) | 12 b |
| Sampling Rate (Per Second) | 500k |
| Data Interface | Serial, Parallel |
| Voltage Supply Source | Single Supply |
| Voltage - Supply | 5V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Package / Case | 44-LCC (J-Lead) |
| Supplier Device Package | 44-PLCC (16.59x16.59) |
| Base Product Number | AD7891 |
Tổng quan
Description
The AD7891APZ-1 is a high-speed, 12-bit analog-to-digital converter (ADC) designed for precise data acquisition in various applications. It features a sampling rate of up to 1 MHz, making it suitable for fast signal processing. The device operates on a single +5V supply and incorporates a built-in reference voltage, ensuring ease of use in different systems.
Key features include differential input, low power consumption, and an SPI-compatible serial interface for easy integration with microcontrollers and digital signal processors. The AD7891APZ-1 supports both single-ended and differential inputs, enhancing flexibility in signal measurement.
Applications include industrial automation, instrumentation, and medical equipment, where accurate and rapid data conversion is crucial. Overall, the AD7891APZ-1 stands out for its speed, accuracy, and versatility in handling various analog signals.
Key features include differential input, low power consumption, and an SPI-compatible serial interface for easy integration with microcontrollers and digital signal processors. The AD7891APZ-1 supports both single-ended and differential inputs, enhancing flexibility in signal measurement.
Applications include industrial automation, instrumentation, and medical equipment, where accurate and rapid data conversion is crucial. Overall, the AD7891APZ-1 stands out for its speed, accuracy, and versatility in handling various analog signals.
Equivalent
The AD7891APZ-1 is a 12-bit Analog-to-Digital Converter (ADC). Equivalent products include the AD7891ARZ, LTC1420, MAX1240, and the MCP3201. When considering alternatives, check specifications like resolution, sampling rate, and power supply requirements to ensure compatibility for your application.
Features
The AD7891APZ-1 is a high-performance, 12-bit analog-to-digital converter (ADC) designed by Analog Devices. Key features include:
1. Resolution: 12-bit resolution for high precision in measurements.
2. Sample Rate: Capable of achieving up to 100 kSPS (samples per second).
3. Input Range: Supports bipolar or unipolar input signals.
4. Reference Voltage: Operates with an external reference voltage, enhancing flexibility in design.
5. Interface: Utilizes a 3-wire serial interface for easy integration with microcontrollers or digital signal processors.
6. Low Power: Consumes low power, making it suitable for battery-operated devices.
7. Digital Filtering: Includes built-in digital filtering capabilities to improve signal integrity.
8. Temperature Range: Designed for industrial applications with a wide temperature range.
9. Packaging: Available in a 28-lead plastic DIP package, facilitating easy mounting.
These features make the AD7891APZ-1 ideal for applications in data acquisition, industrial control, and instrumentation.
1. Resolution: 12-bit resolution for high precision in measurements.
2. Sample Rate: Capable of achieving up to 100 kSPS (samples per second).
3. Input Range: Supports bipolar or unipolar input signals.
4. Reference Voltage: Operates with an external reference voltage, enhancing flexibility in design.
5. Interface: Utilizes a 3-wire serial interface for easy integration with microcontrollers or digital signal processors.
6. Low Power: Consumes low power, making it suitable for battery-operated devices.
7. Digital Filtering: Includes built-in digital filtering capabilities to improve signal integrity.
8. Temperature Range: Designed for industrial applications with a wide temperature range.
9. Packaging: Available in a 28-lead plastic DIP package, facilitating easy mounting.
These features make the AD7891APZ-1 ideal for applications in data acquisition, industrial control, and instrumentation.
Pinout
The AD7891APZ-1 is a 12-bit analog-to-digital converter (ADC) with a total of 16 pins.
Pin Count and Functions:
1. VDD - Power supply (+5V).
2. AGND - Analog ground.
3. DGND - Digital ground.
4. VIN+ - Positive analog input.
5. VIN- - Negative analog input.
6. CS - Chip select (active low).
7. RD - Read control (active low).
8. WR - Write control (active low).
9. DB0-DB11 - Data output bits (12-bit data).
10. BUSY - Indicates when the ADC is busy processing.
11. RESET - Resets the ADC to a known state.
12. SCLK - Serial clock for synchronous operation.
13. DB12 - Additional data bit for 12-bit output.
14. AGND - Analog ground.
15. VREF - Reference voltage for ADC operation.
16. INT - Interrupt output (optional).
This ADC is designed for high-speed data acquisition and can operate in various applications requiring precise analog signal conversion.
Pin Count and Functions:
1. VDD - Power supply (+5V).
2. AGND - Analog ground.
3. DGND - Digital ground.
4. VIN+ - Positive analog input.
5. VIN- - Negative analog input.
6. CS - Chip select (active low).
7. RD - Read control (active low).
8. WR - Write control (active low).
9. DB0-DB11 - Data output bits (12-bit data).
10. BUSY - Indicates when the ADC is busy processing.
11. RESET - Resets the ADC to a known state.
12. SCLK - Serial clock for synchronous operation.
13. DB12 - Additional data bit for 12-bit output.
14. AGND - Analog ground.
15. VREF - Reference voltage for ADC operation.
16. INT - Interrupt output (optional).
This ADC is designed for high-speed data acquisition and can operate in various applications requiring precise analog signal conversion.
Manufacturer
The AD7891APZ-1 is manufactured by Analog Devices, Inc. Analog Devices is a global company specializing in analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, the company focuses on designing and manufacturing high-performance semiconductor solutions for various applications, including communications, automotive, industrial automation, healthcare, and consumer electronics. Analog Devices is known for its innovation in signal processing technology, enabling efficient data conversion and transmission for complex systems. The company serves a wide range of markets, providing products that include amplifiers, converters, sensors, and microcontrollers, and is recognized for its commitment to quality and performance in the electronics industry.
Application
The AD7891APZ-1 is a 12-bit analog-to-digital converter (ADC) primarily used in applications requiring precise data acquisition and measurement. Its key application areas include:
1. Industrial Automation: For monitoring and control in manufacturing processes.
2. Medical Equipment: In devices like patient monitors and diagnostic tools for accurate data capture.
3. Instrumentation: Utilized in measurement systems for physical quantities such as temperature, pressure, and voltage.
4. Audio Processing: For high-fidelity audio signal conversion.
5. Communications: In data transmission systems requiring reliable signal digitization.
Overall, it is suited for systems needing high-resolution and fast sample rates.
1. Industrial Automation: For monitoring and control in manufacturing processes.
2. Medical Equipment: In devices like patient monitors and diagnostic tools for accurate data capture.
3. Instrumentation: Utilized in measurement systems for physical quantities such as temperature, pressure, and voltage.
4. Audio Processing: For high-fidelity audio signal conversion.
5. Communications: In data transmission systems requiring reliable signal digitization.
Overall, it is suited for systems needing high-resolution and fast sample rates.
Package
The AD7891APZ-1 is packaged in a 20-lead TSSOP (Thin Shrink Small Outline Package).
