Waveshare 18983 High-Precision AD HAT
Description
High-Precision AD HAT
compatible with Raspberry Pi series and Jetson Nano
Patent Protected
Features at a glance
- Adopts ADS1263 chip, low noise, low temperature drift, 10-ch 32-bit high precision ADC (5-ch differential input), 38.4kSPS Max sampling rate with embedded 24-bit auxiliary ADC, internal ADC test signal, IDAC, 2.5V internal reference voltage, 8x multiplexing GPIO, PGA (32 times Max)
- Onboard AD header input, compatible with Waveshare sensor pinout, for connecting sorts of sensor modules
- Onboard AD screw terminal input, allows connecting analog signal and analog power supply, general purpose interface
- Onboard control header, make it easy to control the module by other hosts in additional to Raspberry Pi
- Three-wire RTD (resistor temperature detector) circuit, enabled by soldering 0R resistor
Specifications
| Resolution | 32 Bits | Input channels | 10 |
|---|---|---|---|
| Sampling rate (Max) | 38.4 kSPS | PGA Magnification (Max) | 32 |
| Bus | SPI | Structure | Delta-Sigma |
| Input type | differential, single-end | Reference voltage | internal, external |
| Input voltage range (Max) | 2.5V, 5V | Input voltage range (Min) | -2.5V, 0V |
What can it do?
enable high precision AD conversion capability for your Raspberry Pi
Raspberry Pi and Jetson Nano are NOT included.
ADS1263 onboard
10-ch 32-bit high precision ADC
AD input headers
for connecting sorts of analog sensor modules, compatible with Waveshare sensor pinout
AD input Screw terminal
for connecting analog signal and analog power supply, general purpose
What's On Board
- Raspberry Pi GPIO header for connecting Raspberry Pi
- AD input (screw terminal) general purpose
- AD input (header) for connecting sensor modules, Waveshare standard compliant
- Control input (header) allows to be controlled by other hosts
- Power configuration resistor
- RTD configuration resistor
- ADC ground reference configuration COM is used as negative input terminal on AD single-end input mode, connect it to GND or external reference voltage
- 7.3728M crystal
- Power supply section
- RTD section
- Input filtering section
- ADS1263 32-bit high precision ADC, 10-ch (5-ch differential input)
Pinout definition
Outline dimensions
Resources & Services
* Resources for different product may vary, please check the wiki page to confirm the actually provided resources.
Package Contents
- High-Precision AD HAT x1
- RPi screws pack (2PCS) x1
1
2
| Shipping weight: | 0.03 Kg |
