產品詳細資料

Type Analog front-end (AFE) Features Direct drive Gain (min) (dB) 20 Gain (max) (dB) 41 Number of input channels 2 Supply voltage (min) (V) 2.7 Supply voltage (max) (V) 5.5 Operating temperature range (°C) -40 to 125 Interface type SPI Rating Automotive
Type Analog front-end (AFE) Features Direct drive Gain (min) (dB) 20 Gain (max) (dB) 41 Number of input channels 2 Supply voltage (min) (V) 2.7 Supply voltage (max) (V) 5.5 Operating temperature range (°C) -40 to 125 Interface type SPI Rating Automotive
TSSOP (PW) 28 62.08 mm² 9.7 x 6.4
  • AEC-Q100 qualified for automotive applications:
    • Temperature grade 1: –40°C to +125°C, TA
  • Measurement range: up to 8 ms
  • Operating current: 1.8 µA (2 SPS)
  • Transmitter channels TX1/TX2:
    • Supports single or dual-transducer application
    • Programmable excitation: 31.25 kHz to 4 MHz, up to 31 pulses
  • Receiver channels RX1/RX2:
    • STOP cycle-to-cycle jitter: 50 psRMS
    • Low-noise and programmable gain amplifiers
    • Access to signal chain for external filter design
    • Programmable threshold comparator for echo qualification
    • Automatic channel swapping for differential Time-of-Flight (TOF) measurement
    • Programmable low power mode for long TOF measurements
  • Temperature measurement
    • Interface to two PT1000/500 RTDs
    • RTD-to-RTD matching accuracy 0.02°CRMS
  • Operating temperature range: –40°C to 125°C
  • AEC-Q100 qualified for automotive applications:
    • Temperature grade 1: –40°C to +125°C, TA
  • Measurement range: up to 8 ms
  • Operating current: 1.8 µA (2 SPS)
  • Transmitter channels TX1/TX2:
    • Supports single or dual-transducer application
    • Programmable excitation: 31.25 kHz to 4 MHz, up to 31 pulses
  • Receiver channels RX1/RX2:
    • STOP cycle-to-cycle jitter: 50 psRMS
    • Low-noise and programmable gain amplifiers
    • Access to signal chain for external filter design
    • Programmable threshold comparator for echo qualification
    • Automatic channel swapping for differential Time-of-Flight (TOF) measurement
    • Programmable low power mode for long TOF measurements
  • Temperature measurement
    • Interface to two PT1000/500 RTDs
    • RTD-to-RTD matching accuracy 0.02°CRMS
  • Operating temperature range: –40°C to 125°C

The TDC1000-Q1 is a fully integrated analog front-end (AFE) for ultrasonic sensing measurements of level, fluid identification/concentration, and proximity/distance applications common in automotive, industrial, and consumer markets. When paired with an MSP430/C2000 MCU, power, wireless, and source code, TI provides the complete ultrasonic sensing solution.

TI’s Ultrasonic AFE offers programmability and flexibility to accommodate a wide-range of applications and end equipment. The TDC1000-Q1 can be configured for multiple transmit pulses and frequencies, gain, and signal thresholds for use with a wide-range of transducer frequencies (31.25 kHz to 4 MHz) and Q-factors. Similarly, the programmability of the receive path allows ultrasonic waves to be detected over a wider range of distances/tank sizes and through various mediums.

Selecting different modes of operation, the TDC1000-Q1 can be optimized for low power consumption for battery-powered flow meters, level instrumentation, and distance/proximity measurements. The low noise amplifiers and comparators provide extremely low jitter, enabling picosecond resolution and accuracy for zero and low flow measurements.

The TDC1000-Q1 is a fully integrated analog front-end (AFE) for ultrasonic sensing measurements of level, fluid identification/concentration, and proximity/distance applications common in automotive, industrial, and consumer markets. When paired with an MSP430/C2000 MCU, power, wireless, and source code, TI provides the complete ultrasonic sensing solution.

TI’s Ultrasonic AFE offers programmability and flexibility to accommodate a wide-range of applications and end equipment. The TDC1000-Q1 can be configured for multiple transmit pulses and frequencies, gain, and signal thresholds for use with a wide-range of transducer frequencies (31.25 kHz to 4 MHz) and Q-factors. Similarly, the programmability of the receive path allows ultrasonic waves to be detected over a wider range of distances/tank sizes and through various mediums.

Selecting different modes of operation, the TDC1000-Q1 can be optimized for low power consumption for battery-powered flow meters, level instrumentation, and distance/proximity measurements. The low noise amplifiers and comparators provide extremely low jitter, enabling picosecond resolution and accuracy for zero and low flow measurements.

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* Data sheet TDC1000-Q1 Ultrasonic Sensing Analog Front End (AFE) for Level Sensing, Flow Sensing, Concentration Sensing, and Proximity Sensing Applications datasheet PDF | HTML 2023年 2月 22日
Application note Ultrasonic Sensing Basics (Rev. D) PDF | HTML 2021年 12月 2日
Application brief TDC1000-Q1 in Automotive Ultrasonic Level Sensing Systems 2017年 7月 29日
Application note How to Select and Mount Transducers in Ultrasonic Sensing for Level Sensing and (Rev. A) PDF | HTML 2015年 11月 25日
Application note Using Ultrasonic Sensing to Monitor Level in Tanks 2015年 7月 25日
Application note Ultrasonic Sensing Basics for Liquid Level Sensing, Flow Sensing, and Fluid Iden (Rev. A) 2015年 6月 11日
Technical article How are washing machines like bats? Using sound to improve our lives. PDF | HTML 2015年 5月 1日
Application note Ultrasonic Sensing for Fluid Identification and Contamination 2015年 4月 30日
Application note Measuring an RTD Sensor with the TDC1000 and TDC7200 for Ultrasonic Sensing 2015年 4月 9日
EVM User's guide TDC1000-C2000EVM User’s Guide 2014年 12月 9日

設計與開發

如需其他條款或必要資源,請按一下下方的任何標題以檢視詳細頁面 (如有)。

開發板

TDC1000-C2000EVM — 適用於水平度及濃度量測的超音波感測評估模組

Recommended alternative products

  • For evaluation of TUSS4470, a device with SIMILAR FUNCTIONALITY but not functionally equivalent to TDC1000 for direct-drive ultrasonic systems up to 1 MHz, please use the BOOST-TUSS4470.
  • For evaluation of TUSS4440, a device with SIMILAR FUNCTIONALITY but not (...)
使用指南: PDF
TI.com 無法提供
開發模組 (EVM) 的 GUI

SNAC064 TDC1000-TDC7200EVM GUI v1.2.7.1

lock = 需要匯出核准 (1 分鐘)
支援產品和硬體

支援產品和硬體

產品
超音波感測器 AFE
TDC1000 適用於水平度及濃度感測的超音波感測類比前端 TDC1000-Q1 適用於水平度及濃度感測的汽車超音波感測類比前端
模擬型號

TDC1000 IBIS Model

SNAM173.ZIP (130 KB) - IBIS Model
模擬型號

TDC1000 TINA-TI Spice Model

SNAM194.ZIP (13 KB) - TINA-TI Spice Model
Gerber 檔案

PGA460 Transducer and Transformer Listing

SLAC787.ZIP (21 KB)
參考設計

TIDA-00322 — 汽車超音波液位/品質量測參考設計

TI reference design TIDA-00322 is an automotive liquid level and fluid identification measurement system. It is based on the dual-channel TDC1000-Q1 ultrasonic AFE and the real-time microcontroller C2000. This reference design can also be used with the TDC1000 for industrial/consumer applications. (...)
Test report: PDF
電路圖: PDF
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