Available as an assembled Module and as a DIY project.
This Module is discontinued.
2hp Nano 808 dsp-D4 chip
"The dsp-D4 drum synthesizer is a chip that contains a PCM drumkit in a 8-pin DIP package.
The chip is 4-voice fully polyphonic with 4 separate trig/gate inputs for each voice.
The drums can be tuned or modulated by an analog control voltage.
The output is 40KHz 10-bit Sigma-Delta PDM and the chip runs standalone from a 2.7-5 volt power source."
DSP platform: AVR ATmega 20 DMIPS
Supply current: ~2.9mA
Limited assembled module with 3D printed 2hp faceplate, as they now only sell chips and diy kits.