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ADS7864YB/2K
IC ADC 12BIT SAR 48TQFP
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規格
| Part Status | Active |
| Number of Bits | 12 |
| Sampling Rate (Per Second) | 500k |
| Number of Inputs | 6 |
| Input Type | Differential |
| Data Interface | SPI |
| Configuration | S/H-MUX-ADC |
| Ratio - S/H:ADC | 3:1 |
| Number of A/D Converters | 2 |
| Architecture | SAR |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 5V |
| Voltage - Supply, Digital | 5V |
| Features | Selectable Address, Simultaneous Sampling |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | 48-TQFP |
| Supplier Device Package | 48-TQFP (7x7) |
| Mounting Type | Surface Mount |
| Base Product Number | ADS7864 |
概述
Description
The ADS7864YB/2K is a high-speed, 16-bit analog-to-digital converter (ADC) designed for precision applications in data acquisition systems. It features a 4-channel input, allowing for multiple signals to be sampled simultaneously. With a maximum sampling rate of 250 kSPS, it provides fast and accurate conversion of analog signals into digital format.
This ADC operates with a supply voltage of 2.7V to 5.25V, making it suitable for battery-powered applications. It utilizes a differential input architecture, enhancing noise immunity and improving performance in noisy environments. The device supports a serial interface (SPI), facilitating easy integration with microcontrollers and digital signal processors.
Key features include an internal reference, low power consumption, and programmable gain amplification, making it versatile for various applications such as industrial automation, medical instrumentation, and consumer electronics. Overall, the ADS7864YB/2K is ideal for systems requiring high-resolution data acquisition with minimal power usage.
This ADC operates with a supply voltage of 2.7V to 5.25V, making it suitable for battery-powered applications. It utilizes a differential input architecture, enhancing noise immunity and improving performance in noisy environments. The device supports a serial interface (SPI), facilitating easy integration with microcontrollers and digital signal processors.
Key features include an internal reference, low power consumption, and programmable gain amplification, making it versatile for various applications such as industrial automation, medical instrumentation, and consumer electronics. Overall, the ADS7864YB/2K is ideal for systems requiring high-resolution data acquisition with minimal power usage.
Features
The ADS7864YB/2K is a high-performance, 16-bit analog-to-digital converter (ADC) featuring a 4-channel input configuration. Key features include:
1. Sampling Rate: Supports a maximum sampling rate of 1 MSPS.
2. Resolution: Provides 16-bit resolution, ensuring high accuracy in digital representation.
3. Input Range: Configurable for differential or single-ended input modes.
4. Power Supply: Operates on a single supply voltage ranging from 2.7V to 5.25V.
5. Low Power Consumption: Offers low power operation, making it suitable for battery-powered applications.
6. SPI Interface: Features a serial peripheral interface (SPI) for easy communication with microcontrollers.
7. On-Chip Reference: Includes an internal voltage reference for simplified system design.
8. Cyclic Redundancy Check (CRC): Ensures data integrity through error-checking capabilities.
9. Various Operating Modes: Provides flexibility with multiple operating modes for different application requirements.
These features make the ADS7864YB/2K ideal for industrial, medical, and portable applications where precision and efficiency are critical.
1. Sampling Rate: Supports a maximum sampling rate of 1 MSPS.
2. Resolution: Provides 16-bit resolution, ensuring high accuracy in digital representation.
3. Input Range: Configurable for differential or single-ended input modes.
4. Power Supply: Operates on a single supply voltage ranging from 2.7V to 5.25V.
5. Low Power Consumption: Offers low power operation, making it suitable for battery-powered applications.
6. SPI Interface: Features a serial peripheral interface (SPI) for easy communication with microcontrollers.
7. On-Chip Reference: Includes an internal voltage reference for simplified system design.
8. Cyclic Redundancy Check (CRC): Ensures data integrity through error-checking capabilities.
9. Various Operating Modes: Provides flexibility with multiple operating modes for different application requirements.
These features make the ADS7864YB/2K ideal for industrial, medical, and portable applications where precision and efficiency are critical.
Package
The ADS7864YB/2K is packaged in a TQFP (Thin Quad Flat Package) with a 64-pin configuration. This package type is designed for surface mounting, providing a compact and efficient layout for integrated circuits.
Pinout
The ADS7864YB/2K is a 16-bit, quad-channel analog-to-digital converter (ADC) with a total of 28 pins. It features a serial interface for communication, allowing for efficient data transfer. Key functions include:
- Analog Inputs: Four differential or single-ended inputs for signal acquisition.
- Reference Voltage Input: For external reference voltage to set the full-scale range.
- Power Supply Pins: VDD and GND for power connections.
- Clock Input: For internal timing and synchronization.
- Data Output: Serial data output (SDO) for transmitting converted data.
- Chip Select (CS): To enable or disable the device.
- Conversion Start (CONV): To initiate the conversion process.
- Busy Indicator (BUSY): To signal when the device is processing a conversion.
The ADS7864 is typically used in applications requiring precise measurement and low power consumption, such as industrial process control and data acquisition systems.
- Analog Inputs: Four differential or single-ended inputs for signal acquisition.
- Reference Voltage Input: For external reference voltage to set the full-scale range.
- Power Supply Pins: VDD and GND for power connections.
- Clock Input: For internal timing and synchronization.
- Data Output: Serial data output (SDO) for transmitting converted data.
- Chip Select (CS): To enable or disable the device.
- Conversion Start (CONV): To initiate the conversion process.
- Busy Indicator (BUSY): To signal when the device is processing a conversion.
The ADS7864 is typically used in applications requiring precise measurement and low power consumption, such as industrial process control and data acquisition systems.
Manufacturer
The ADS7864YB/2K is manufactured by Texas Instruments (TI), a global semiconductor company headquartered in Dallas, Texas. Texas Instruments is known for designing and manufacturing a wide range of analog and digital semiconductor devices, including integrated circuits (ICs), processors, and microcontrollers. They serve various markets such as industrial, automotive, communications, and consumer electronics. TI is particularly recognized for its expertise in analog technology and embedded processing, making it a key player in the electronics industry. The ADS7864YB/2K is a high-performance, 16-bit analog-to-digital converter (ADC) that is used in applications requiring precise data acquisition and measurement.
Application
The ADS7864YB/2K is a high-resolution, 16-bit analog-to-digital converter (ADC) primarily used in industrial automation, medical instrumentation, data acquisition systems, and process control. Its features make it suitable for applications requiring precise measurement of analog signals, such as temperature sensors, pressure sensors, and control systems in automotive and telecommunications sectors.
Equivalent
The ADS7864YB/2K is a 16-bit, 4-channel analog-to-digital converter (ADC). Equivalent products include:
1. AD7680 (Analog Devices)
2. MCP3564 (Microchip)
3. LTC1867 (Analog Devices)
4. MAX11614 (Maxim Integrated)
These alternatives share similar specifications such as resolution, sampling rates, and multi-channel configurations. Always verify specific features to ensure compatibility with your application.
1. AD7680 (Analog Devices)
2. MCP3564 (Microchip)
3. LTC1867 (Analog Devices)
4. MAX11614 (Maxim Integrated)
These alternatives share similar specifications such as resolution, sampling rates, and multi-channel configurations. Always verify specific features to ensure compatibility with your application.
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