Isolated SPI A/D converter board for Raspberry-Pi
RPi-GP40(T/M)
- 8ch Analog Input and 1ch Digital Output on HAT size board.
A/D converter board suitable for analog signal acquisition.
Two models are prepared (Terminal block model and MIL connector model)
MIL connector model has digital input function.
Resolution 12bit/500ksps, Changeable input voltage range.
Open sample source code and setup guide to use this product on Rasperry Pi.
Specifications
Hardware specifications
| Product name | Isolated SPI A/D converter board for Raspberry Pi |
|
| Model numder | RPi-GP40T（Terminal block model） RPi-GP40M（MIL connector model） |
|
| Interface | GPIO40Pin > SPI | |
| A/D Converter | TI ADS8668 | |
| Input | 8ch High-voltage diode VIH = 3.5V, VIL = 1.5V, Maximum withstand voltage 30V（Negative logic） 5V/Pull up at 10k ohm |
|
| Analog Input : Number of channels |
8ch |
|
| Analog Input : Resolution |
12bit | |
| Analog Input : Sampling rate |
500ksps | |
| Analog Input : Maximum withstand voltage |
±20V | |
| Analog Input : Analog Input current range |
4-20mA *shunt resistor: 249Ω, convert to 1-5V and mesure at 0-5V range *Shunt resistor of each ch can be enabled by mounting a jumper resistor. |
|
| Digital Output | 1ch open-collector Maximum withstand: 30V（OFF）/50mA(ON) | |
| Isolation Voltage | 2.5kV(Digital I/O - GPIO40pin) | |
| Power | +5V/+3.3V(provided by GPIO) | |
| Connector: RPi-GP40T |
Phoenix Contact PTSA 0,5/**-2,5-F or compatible Compatible wire：AWG24～20 strip length 9mm |
|
| Connector: Rpi-GP40M |
OMRON XG4A-2034 or compatible Compatible connector OMRON XG5N-201-AWG26～22 For flat calbe OMRON XG4M-2030 |
|
| Supply current | Maximum 5V/150mA, 3.3V/20mA | |
| Operating environment | Temperature: 0 to 40 degrees Celsius Humidity: 20 to 80% (non-condensing) |
|
| 65.0 x 56.5 mm (except projection) | 65.0 x 56.5 mm (except projection) | |
| Weight | about 23 g | |
| Items Included | RPi-GP40(T/M) board GPIO 40P pin header M2.6 spacer x4 M2.6 screw x8 Appended document Guarantee |
|
| Software | Python3 sample program | |
| Warranty | 1-year | |
| Manufacture(Country) | Japan | |
Product Photo
Service & Support
- Manual / Drivers
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