MITSUBISHI MICROCOMPUTERS M37212M4/M8–XXXSP, M37.
M37212EFFP - SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS M37212M4/M8–XXXSP, M37212M6–XXXSP/FP M37212EFSP/FP SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER with ON-SCRE.