4508 Group
SINGLE-CHIP 4-BIT
CMOS MICROCOMPUTER
REJ03B0148-0103 Rev.
1.
03
2009.
07.
27
DESCRIPTION
The 4508 Group is a 4-bit single-chip microcomputer designed with
CMOS technology.
Its CPU is that of the 4500 series using a simple, high-speed instruction set.
The computer is equipped with two 8-bit timers (each timer has two reload registers), interrupts, 10-bit A/D converter, Serial interface and oscillation circuit switch function.
FEATURES
● Minimum instruction execution time .
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0.
5 µs (at 6 MHz oscillation frequency, in through-mode)
● Supply
voltage .
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1.
8 V to 5.
5 V (It depends on operation source c...