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Isolated SPI A/D converter board for Raspberry-Pi
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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

GP40

 

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