TDC-GP30 ULTRASONIC FLOW CONVERTER
System-on-Chip Solution for Ultrasonic Flow Metering
The TDC-GP30 is the next generation in ScioSense (previously acam) development for Ultrasonic Flow Converters. It drastically simplifies the design of ultrasonic heat and water meters and is the necessary step for compact energy-saving ultrasonic water meters. The ultra-low-current capabilities allow the use of standard 2/3 AA or AA lithium batteries at 6-8Hz measuring frequency as needed for water meter. The GP30 is a system-on-chip that allows you to perform all measurement tasks in one IC

Ultrasonic Flow Converters (UFC)
KEY FEATURES
- High performance + ultra-low power 32-Bit CPU with 4k NVRAM and 4k ROM
- Up to 31 multi-hits for flow measurement yield the highest accuracy
- Advanced high-precision analog part
- Transducers can be connected directly to GP30, no external components required
- Amplitude measurements of receiving signal for secure bubble, aging and empty spool piece detection
- Up to 31 multi-hits for flow measurement yield the highest accuracy
- High update rates with very low power consumption of for example 6 µA at 8 Hz
KEY BENEFITS
- Lowest power solution for ultrasonic water meters
- On-chip firmware allows fastest time-to-market
- Best measurement performance for leakage detection
TDC-GP30 PRODUCT FACTS
Analog Frontend | Yes |
First Wave Detection | Yes |
Amplitude Measurement | Yes |
Number of Hits | 31 |
Resolution [ps] | 11 |
Operating Supply Range | 2.5 to 3.6 |
Interface | SPI, UART, Pulse |
CPU | 32-bit |
Memory | 4k NVRAM, 4k ROM |
GPIO | 6 |
Ambient Temperature Range [°C] | -40°C to +125°C |
Package | QFN32, QFN40 |
Documentation & Downloads
Datasheet
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DescriptionDatasheet AS6040 Vol. 1: |
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DescriptionDatasheet TDC-GP30 Vol. 1: |
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DescriptionDatasheet TDC-GP30 Vol. 2: |
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DescriptionDatasheet TDC-GP30 Vol. 3: |
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DescriptionDatasheet TDC-GP30 Vol. 4: |
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DescriptionDatasheet TDC-GP22 Eval System: |
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DescriptionDatasheet TDC-GP22: |
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DescriptionDatasheet TDC-GP21 Eval System: |
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DescriptionDevelopment Support TDC-GP22: |
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DescriptionDevelopment Support TDC-GP22: |
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DescriptionDevelopment Support TDC-GP21: |
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Application Notes
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DescriptionApplication Note: TDC-GP30-F01 |
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Screencasts
Software
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DescriptionSoftware TDC-GP30 / TDC-GP30-F01 |
VersionV1.6.0 |
Size240MB |
Downloadacam_GP30-DEMO-KIT.zip |
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DescriptionSoftware TDC-GP30-F01 |
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DescriptionSoftware TDC-GP30-F01 |
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Datasheet
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DescriptionDatasheet AS6040 Vol. 1: |
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DescriptionDatasheet TDC-GP30 Vol. 1: |
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DescriptionDatasheet TDC-GP30 Vol. 2: |
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DescriptionDatasheet TDC-GP30 Vol. 3: |
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DescriptionDatasheet TDC-GP30 Vol. 4: |
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DescriptionDatasheet TDC-GP22 Eval System: |
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DescriptionDatasheet TDC-GP22: |
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DescriptionDatasheet TDC-GP21 Eval System: |
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DescriptionDevelopment Support TDC-GP22: |
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Description |
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Description |
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Application Notes
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DescriptionApplication Note: TDC-GP30-F01 |
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DescriptionApplication Note 032: |
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DescriptionApplication Note 029: |
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Screencasts
Software
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DescriptionSoftware TDC-GP30 / TDC-GP30-F01 |
VersionV1.6.0 |
Size240MB |
Downloadacam_GP30-DEMO-KIT.zip |
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Description |
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DescriptionSoftware TDC-GP30-F01 |
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DescriptionSoftware TDC-GP30-F01 |
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Ordering Numbers
Type | Part number | Package | RoHS compl. | Shipping package |
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TDC-GP22: | ||||
TDC-GP22 | MNR 1949 | QFN32 | Yes | Tray |
TDC-GP22 | MNR 1950 | QFN32 | Yes | Tape & Reel (5k) |
GP22-EVA-KIT | MNR 1951 | System | Yes | Box |
GP22-DEMO-KIT | MNR 1979 | System | Yes | Box |
TDC-GP21: | ||||
TDC-GP21 | MNR 1839 | QFN32 | Yes | Tray |
TDC-GP21 | MNR 1720 | QFN32 | Yes | Tape & Reel (3K/5K) |
GP21-EVA-KIT | MNR 1781 | System | Yes | Box |
TDC-GP2: | ||||
TDC-GP2 | MNR 1058 | QFN32 | Yes | Tray |
TDC-GP2 | MNR 1480 | QFN32 | Yes | Tape & Reel (2k) |
TDC-GP1: | ||||
TDC-GP1 | MNR 278 | TQFP44 | Yes | Tray |
TDC-GPX: | ||||
TDC-GPX | MNR 975 | TQFP100 | Yes | Tray |
TDC-GPX-FG | MNR 1089 | TFBGA120 | Yes | Tray |
Ordering Numbers
Type | Part number | Package | RoHS compl. | Shipping package |
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TDC-GP22: | ||||
TDC-GP22 | MNR 1949 | QFN32 | Yes | Tray |
TDC-GP22 | MNR 1950 | QFN32 | Yes | Tape & Reel (5k) |
GP22-EVA-KIT | MNR 1951 | System | Yes | Box |
GP22-DEMO-KIT | MNR 1979 | System | Yes | Box |
TDC-GP21: | ||||
TDC-GP21 | MNR 1839 | QFN32 | Yes | Tray |
TDC-GP21 | MNR 1720 | QFN32 | Yes | Tape & Reel (3K/5K) |
GP21-EVA-KIT | MNR 1781 | System | Yes | Box |
TDC-GP2: | ||||
TDC-GP2 | MNR 1058 | QFN32 | Yes | Tray |
TDC-GP2 | MNR 1480 | QFN32 | Yes | Tape & Reel (2k) |
TDC-GP1: | ||||
TDC-GP1 | MNR 278 | TQFP44 | Yes | Tray |
TDC-GPX: | ||||
TDC-GPX | MNR 975 | TQFP100 | Yes | Tray |
TDC-GPX-FG | MNR 1089 | TFBGA120 | Yes | Tray |