TDC-GP21

Universal 2-Channel Time-to-Digital Converters

Features ?1channelwithtyp.90psresolution ?Doubleresolutionmodewith45ps,Quadresolutionmodewith22psresolution ?Measurementrange700nsto4ms ?3-foldmultihitcapabilitywithautomaticprocessingofall3data

TDC-GP21

Time-to-digital converter with integrated analog front-end; ·2-channel TDC with 22ps resolution\n ·Analog frontend for ultrasonic flow meters\n ·Chopper-stabilized low-offset comparator for zero crossing detection\n ·Precise windowing for hit selection\n ·Temperature measuring unit for PT1000 sensors\n ·QFN32 package\n;

TDC-GP21 is a 2-channel TDC with additional analog elements like extended fire-pulse generator, zero-cross detection and analog switches for simplifying the use in ultrasonic flow meter applications. An optimized power managements of the various units brings down the operating current to a few μA at 2Hz measuring rate.

TDC-GP21

Ultrasonic-Flow-Converter

TDC-GP21

Migration and Compatibility Guideline

TDC-GP21 1K

Package：32-VFQFN 裸露焊盤；包裝：散裝 類別：集成電路（IC） 傳感器和檢測器接口 描述：TDC-GP21 1K VQFN32 LF T\u0026R

TDC-GP21 3K

Package：32-VFQFN 裸露焊盤；包裝：散裝 類別：集成電路（IC） 傳感器和檢測器接口 描述：IC ULTRASONIC FLOW SENSOR 32QFN

TDC-GP21 TRA

Package：32-VFQFN 裸露焊盤；包裝：卷帶（TR） 類別：集成電路（IC） 傳感器和檢測器接口 描述：IC ULTRASONIC FLOW SENSOR 32QFN