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Raspberry Pi High-Precision AD/DA Board (Seeed Studio)

SKU: SS114990831

$72.41 AUD, inc GST
$65.83 AUD, exc GST
Raspberry Pi High-Precision AD/DA Board (Seeed Studio)
72.41 AUD

SKU: SS114990831

$72.41 AUD, inc GST
$65.83 AUD, exc GST


  • $6.95 Standard (2-4 days, tracked)
  • $8.95 Express (Overnight*, tracked)
  • $3 Economy Post* (3-7 days, no tracking)
  • FREE Pickup (Newcastle only)

Shipping costs may increase for heavy products or large orders.

Exact shipping can be calculated on the view cart page.

*Conditions apply, see shipping tab below.


There's no AD/DA function on the Raspberry Pi GPIO interface, this may trouble you in the Pi development. However, it won't be a problem anymore. The High-Precision AD/DA Board allows you to add high-precision AD/DA functions to the Raspberry Pi.


Raspberry Pi 1 Model A+

Raspberry Pi 1 Model B+

Raspberry Pi 2 Model B

Raspberry Pi 3 Model B


  • Onboard ADS1256, 8ch 24bit high-precision ADC (4ch differential input), 30ksps sampling rate

  • Onboard DAC8532, 2ch 16bit high-precision DAC

  • Onboard input interface via pinheaders, for connecting analog signal, the pinout is compatible with Waveshare sensor interface standard, easy to connect various analog sensor modules

  • Onboard input/output interface via screw terminals, for connecting analog/digital signal

  • Features AD/DA detect circuit, easy for signal demonstration



1.Raspberry Pi GPIO interface: for connecting with the Pi

2.AD/DA input/output: screw terminals

3.AD input: pinheaders, the pinout is compatible with Waveshare sensor interface standard, easy to connect various analog sensor modules

4.7.68M crystal

5.LM285-2.5: provides reference voltage for the ADC chip

6.Photo resistor

7.LED output indicator

8.10K potentiometer

9.DAC8532: 16bit high-precision DAC, 2ch

10.Power indicator

11.ADS1256: 24bit high-precision ADC, 8ch (4ch differential input)

12.ADC testing jumper

13.DAC testing jumper

14.Power selection jumper

15.ADC reference ground configuration: when AD single inputted, the AINCOM is reference terminal, can be connected to GND or external reference voltage


3.3V1, 17Power supply (3.3V)
5V2, 4Power supply (5V)
NC3, 5, 7, 8, 10, 18, 22, 24, 26, 27, 28, 29, 32, 36, 38, 40NC
GND6, 9, 14, 20, 25, 30, 34, 39Ground
DRDY11ADS1256 data ready output, low active
RESET12ADS1256 reset input
PDWN13ADS1256 sync/power off input, low active

ADS1256 chip select, low active


DAC8532 chip select, low active

DIN19SPI data input
DOUT21SPI data output
SCK23SPI clock
GPIO31, 33, 35, 37extend to sensor interface




Raspberry Pi High-Precision AD/DA Board*1

Documentation and Resources:

Product Comments

Exact shipping can be calculated on the view cart page (no login required).

We deliver Australia-wide with these options:

  • $3 for Small Items (3-7 days, not tracked, only available on selected small items)
  • $6.95 for Standard Post (2-4 days, tracked)
  • $8.95 for Express Post (Overnight for Australia Post Next Day Network, tracked)
  • Pickup - Free! Only available to customers who live in the Newcastle region (only after we email you to notify your order is ready)

International Orders - the following rates are for New Zealand and will vary for other countries:

  • $11.49 for Pack and Track (3+ days, tracked)
  • $16.50 for Express International (2-5 days, tracked)

If you order lots of gear, the postage amount might increment based on the weight of your order.

Our physical address (here's a PDF which includes other key business details):

Unit 18, 132 Garden Grove Parade
NSW, 2289

Take a look at our customer service page if you have other questions such as "do we do purchase orders" (yes!) or "are prices GST inclusive" (yes they are!). We're here to help - get in touch with us to talk shop.