MITSUBISHI MICROCOMPUTERS
3874 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
3874 group main clock input oscillation frequency in double-speed mode
• EPROM or One time PROM version
• Mask ROM version
6.4 MHz
5 MHz
6.4 MHz
4.0 V 4.5 V
5.5 V
Power source voltage V CC (V)
4.0 V
5.5 V
Power source voltage V CC (V)
In low-speed mode, middle-speed mode, and high-speed mode, characteristic of main clock input oscillation frequency
guarantee limit is not different.
Fig. 5 Main clock input oscillation frequency in double-speed mode
8