TDC-GP22集成電路（IC）的傳感器檢測器接口規(guī)格書PDF中文資料

TDC-GP22屬于集成電路（IC）的傳感器檢測器接口。由Sciosense B.V.制造生產(chǎn)的TDC-GP22傳感器和檢測器接口該系列產(chǎn)品可執(zhí)行信號調(diào)節(jié)、數(shù)據(jù)轉(zhuǎn)換、激勵生成和/或各種將傳感器或變送器機構(gòu)連接到主機設(shè)備所需的其他功能。示例包括用于 CCD 圖像傳感器的控制器、用于 4-20 mA 接口和類似應用的電流變送器、超聲變送器前端、惠斯通電橋接口等。

Features

Measurement mode 2

? 1 channel with typ. 90 ps resolution

? Double resolution mode with 45 ps, Quad resolution mode with 22 ps resolution

? Measurement range 700 ns to 4 ms

? 3-fold multihit capability with automatic processing of all 3 data

Analog Input Circuit

? Chopper-stabilized low-offset comparator, programmable, ±35 mV

? First-wave detection: offset set zero automatically after first wave, hit selection

relative to first wave

? First-wave pulse-width measurement for signal monitoring and bubble detection

? Integrated analog switches for input selection

? External circuit is reduced to 2 resistors and 2 capacitors

Temperature Measurement Unit

? 2 or 4 sensors, PT500/PT1000 or higher

? Schmitt trigger integrated

? 16-Bit eff. with external Schmitt trigger, 17.5-Bit eff. with integrated low noise

Schmitt trigger

? Ultra low current (0.08 μA when measuring every 30 seconds)

Special Functions

? Fire pulse generator, up to 127 pulses

? Trigger to rising and/or falling edge

? Precise stop enable by windowing

? Low-power 32 kHz oscillator (500 nA)

? Clock calibration unit

? 7x32 Bit EEPROM

Measurement mode 1

? 2 channels with typ. 90 ps resolution

? channel double resolution with typ. 45 ps

? Range 3.5 ns (0 ns) to 2.5 μs

? 20 ns pulse-pair resolution, 4-fold multihit