Skip to main content
. Author manuscript; available in PMC: 2020 Jan 16.
Published in final edited form as: IEEE Trans Biomed Circuits Syst. 2018 Jul 16:10.1109/TBCAS.2018.2852267. doi: 10.1109/TBCAS.2018.2852267

Table I:

SYSTEM SPECIFICATIONS AND PERFORMANCE SUMMARY

Parameter Value
μLED Optoelectrode
μLED size/wavelength 10 × 16 μm / 460 nm ± 40 nm
μLED output radiant flux 5.3 μW @ 100 μA
Rec. electrode impedance < 1 MΩ @ 1 kHz (Typ.)
LED Drive IC
Current range (resolution) 0 to 1023 μA (10 bits)
LED current update rate 11.72 kHz
Power consumption (12 ch. @ 100 μA, 10% duty) = 1.7 mW
Active Area 1.3 mm2 (0.272 mm2 per channel)
Headstage
# of rec./stim. channels 32/12
Dimensions 2.16 cm x 2.38 cm x 0.35 cm
Mass 1.9 g
Volume of stimulation 2660 μm3 @ 100 μA