20-Pin WLCSP ECG/Heart Rate IC, 1.7-3.5V, Industrial
1Ch Instrumentation Amp, 2.7MHz BW, 100dB CMRR, 15uV Vos, 5V Op, LFCSP
20-Pin LFCSP EP AFE IC, 1 ADC, 2 Ch, 3.6V Max