SSM2044
Four-pole lowpass filter chip (VCF), 16-pin DIP.
IC used in many vintage synthesizers like Fairlight CMI II, PPG Wave 2.3, Firstman FS-4V, Octave Cat Kitten, Kawai/Teisco SX-210 SX-240 K3 K3M, PPG WAVE 2.2,E-mu Drumulator, KORG Trident Mono/Poly Polysix, Siel DK-80, Solton Programmer 24,Doepfer A-105, Simmons SDS-V...