hd66100 Renesas Electronics Corporation., hd66100 Datasheet - Page 375

• Manufacturer Part Number: hd66100
• Description: H8/3867 Series
• Manufacturer: Renesas Electronics Corporation.

14.3
When the internal power supply step-down circuit is not used, connect the external power supply
to the V
directly to the internal power supply.
Note: The permissible range for the power supply voltage is 1.8 V to 5.5 V. Operation cannot be
360
Figure 14.2 Power Supply Connection when Internal Step-Down Circuit Is Not Used
CC
guaranteed if a voltage outside this range (less than 1.8 V or more than 5.5 V) is input.
When Not Using the Internal Power Supply Step-Down Circuit
pin and CV
CC
pin, as shown in figure 14.2. The external power supply is then input
Internal
logic
Step-down circuit
Internal
supply
power
V
CC
V
CV
SS
CC