Ordering number : EN5996 CMOS IC LC662104A, 6621.
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LC662108A - Four-Bit Single-Chip Microcontrollers
Ordering number : EN5996 CMOS IC LC662104A, 662106A, 662108A Four-Bit Single-Chip Microcontrollers with 4, 6, and 8 KB of On-Chip ROM Overview The .