The NEC μPD707 and the NEC μPD708 (μPD707/8) is a 2-chip 4-bit microcontroller developed by NEC in December of 1971, just a month after the Intel 4004. The 4004 served an inspiration for NEC which went on to combine the μPD707 and μPD708 into a single chip which came to be known as the μPD751.

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