ADS8688ATDBT
16-bit, 500-kSPS, 8-ch, SAR ADC with bipolar inputs using 5 V, low-drift VREF and wide temp rangeADS8688ATDBT
16-bit, 500-kSPS, 8-ch, SAR ADC with bipolar inputs using 5 V, low-drift VREF and wide temp range
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製造商零件號 # : ADS8688ATDBT
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包裝/封裝: TSSOP-38
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零件狀態 : ACTIVE
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製造商: Texas Instruments
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產品分類 : Analog to Digital Converters (ADC)
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ADS8688ATDBT 數據表
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目前的價格方案正在編制中。請聯絡我們的客戶服務團隊獲取最新的價格資訊。感謝您的理解和支援!
詳細說明
In summary, the ADS8688ATDBT sets a new standard for integrated data acquisition systems, combining high-performance analog-to-digital conversion with advanced features such as overvoltage protection, flexible input range configuration, and easy interfacing with digital hosts. Whether used in industrial monitoring, medical instrumentation, or scientific research, this device delivers the precision, reliability, and scalability required for demanding measurement applications
主要特徵
- SPI-COMPATIBLE INTERFACE WITH DAISY-CHAINING
- FULLY INTEGRATED ANALOG FRONT-END WITH AUTO SCAN
- CHANNEL-INDEPENDENT PROGRAMMABLE INPUTS UP TO ±10.24V
- THERMAL RANGE -55°C TO +125°C
- LARGE COMMON-MODE INPUT VOLTAGE RANGE: ±20V
- FIVE-VOLT ANALOG SUPPLY WITH 1.65V TO 5V I/O
規格
以下是所選零件的基本參數,涉及零件的特性及其所屬類別。
Resolution (Bits) | 16 | Sample rate (max) (ksps) | 500 |
Number of input channels | 8 | Interface type | SPI |
Architecture | SAR | Input type | Single-ended |
Multichannel configuration | Multiplexed | Rating | Catalog |
Reference mode | External, Internal | Input voltage range (max) (V) | 10.24 |
Input voltage range (min) (V) | -10.24 | Features | Daisy-Chainable, Oscillator, Over-Voltage Protection, PGA |
Operating temperature range (°C) | -55 to 125 | Power consumption (typ) (mW) | 65 |
Analog supply (min) (V) | 4.75 | Analog supply voltage (max) (V) | 5.25 |
SNR (dB) | 92 | Digital supply (min) (V) | 1.65 |
Digital supply (max) (V) | 5.25 |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等,這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is ADS8688ATDBT?
The ADS8688ATDBT is a high-speed, 16-bit analog-to-digital converter (ADC) manufactured by Texas Instruments. It is designed for applications requiring high-resolution data acquisition, such as industrial control systems, communications equipment, and medical instrumentation.
How Does ADS8688ATDBT Work?
The ADS8688ATDBT operates by converting analog input signals into digital output with 16-bit resolution and high sampling rates. It uses a successive approximation register (SAR) architecture to achieve accurate conversion results. The ADC features a flexible input multiplexer and a SPI-compatible serial interface for easy integration into various systems.
How Many Pins does ADS8688ATDBT have and What are the Functions of the Pinout Configuration?
The ADS8688ATDBT is housed in a 48-pin TSSOP (Thin Shrink Small Outline Package) package. The pinout configuration includes:
- AVDD, DVDD: Analog and digital power supply pins, respectively.
- AGND, DGND: Analog and digital ground pins, respectively.
- AIN0-AIN15: Analog input channels for differential or single-ended signals.
- REFP, REFN: Reference voltage input pins.
- CLK, CONVST, SDO, SDI, SCLK: Serial interface control pins.
- RESET, PDWN: Reset and power-down pins for control.
What are the Pros and Cons of ADS8688ATDBT?
Pros:
- High-Speed Conversion: Offers high sampling rates for real-time data acquisition.
- 16-bit Resolution: Provides high-resolution conversion for precise measurements.
- Low Power Consumption: Operates with low power for efficiency in various applications.
- Flexible Input Configuration: Supports differential and single-ended analog input signals.
- Integrated Features: Includes a flexible serial interface and control pins for easy interfacing.
Cons:
- Cost: Higher resolution and speed may come with a higher cost compared to lower-resolution ADCs.
- Noise Sensitivity: Requires careful layout and noise considerations for optimal performance.
- External Components: May need additional components for specific application requirements.
Are There Any Equivalents/Alternatives to ADS8688ATDBT for Recommendation?
- The AD7606 from Analog Devices is a similar 16-bit high-speed ADC with multiplexed input channels.
- Alternatives to the ADS8688ATDBT include the LTC1867 from Linear Technology and the MAX11905 from Maxim Integrated.
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