Features
- High performance and ultra-low power 32-bit CPU
- Advanced high-precision analog part
- Transducers can be connected directly to GP30, no external components required
- Firmware for calculation of flow, volume and temperature, including linearization and two-point calibration
- Firmware adopts automatically to zero flow (2Hz) or flow (8Hz) condition
- Error handling, bubble detection
Benefits
- Lowest power solution for ultrasonic water meters
- On-chip firmware allows fastest time-to-market
- Best measurement performance for leakage detection
Product properties
Applications
- Non-invasive cold water meter
Tools

Development Kit for TDC-GP30
The GP30-DEV-KIT is a platform for a quick and easy start-up and evaluation of the TDC-GP30 ultrasonic flow converter (UFC).

Evaluation Kit for TDC-GP30, QFN40 package
The GP30-EVA-KIT is designed as a platform for a quick and easy start-up and evaluation of the TDC-GP30 and TDC-GP30-F01 ultrasonic flow converters in QFN40 package. The evaluation kit offers user-friendly configuration and extensive testing of the devices, as well as data acquisition for calibration. For the variants in QFN32 package, we offer the smaller GP30-DEV-KIT and GP30-DEV-KIT-F01. All kits come with the PICOPROG interface box to connect to USB ports.
Documents
Technical Documents

Description and User Guide
Flow Firmware
English

Application Note
Flow Firmware 2-point calibration
English

Application Note
How to add custom code
English

Application Note
Vol. 3 User Manual
English

Application Note
TDC-GP30 UART Communication
English

User Guide
Vol.5 Calibration Engine - Data Collection and Coefficient Generation
English

TDC-GP30-F01 Development Kit User Guide
User Guide Development Kit
English
Environmental Documents

Material Declaration Form
MDF_502030007_TDC-GP30YA-F01
English

Material Declaration Form
MDF_502030005_TDC-GP30YD-F01
English
Notifications

Product Change Notification
Change Notification_MOQ Amendment_PCAPx_TDC-GPx_PS09FN (issued 2017-Mar)
English
Other Information

Factsheet
Intelligent Analog Frontend for Ultrasonic Flow Metering
English

Block Diagram
TDC-GP30 Block Diagram
English