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Ultrasonic Flow Converters description

基于精确测量飞行时间的时间-数字转换(TDC)技术,超声波流量转换器模拟前端可驱动换能器并拾取换能器信号,在收到的信号中探测零交叉点,测量延迟的时间。该前端经优化,可实现超低功率运作。TDC-GP30集成一个低功率32位CPU以计算流量。GP30提供SIO、UART或脉冲接口,以用于通信。

资源发布器

PartNo Description Analog Frontend

First Wave Detection

Amplitude Measurement

Number of Hits

Resolution

ps

Operating Supply Range

Interface

CPU

Firmware

Memory

GPIO

Ambient Temperature Range

°C

Package

Datasheet Demo Buy PartNo
TDC-GP21

Time-to-digital converter with integrated analog front-end

Yes - - 3 22 2.5 to 3.6 SPI - - - - -40 to +125 QFN32 TDC-GP21
TDC-GP22

Next generation time-to-digital converter with integrated analog front-end

Yes Yes - 3 22 2.5 to 3.6 SPI - - - - -40 to +125 QFN32 TDC-GP22
TDC-GP30

System on chip solution for ultrasonic flow metering

Yes Yes Yes 31 11 2.5 to 3.6 SPI, UART, Pulse 32-bit - 4k NVRAM, 4k ROM 6 -40 to +125 QFN32, QFN40 TDC-GP30
TDC-GP30-F01

Firmware supported intelligent ultrasonic flow converter

Yes Yes Yes 31 11 2.5 to 3.6 SPI, UART, Pulse 32-bit Volume, flow, and temperature calculation 4k NVRAM, 4k ROM 6 -40 to +125 QFN32, QFN40 TDC-GP30-F01

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