HD64F3687GHV Datasheet, PDF (428/566 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 20 Power Supply Circuit
20.2 Power Supply Connection of 3.3-V-Specification Microcontrollers
Connect the external power supply to the V and V pins as shown in figure 20.2. The power
CL
SS
supply voltage must be within a range of 3.0 to 3.6 V. Otherwise, correct operation is not
guaranteed.
V_CC
Step-down circuit
V_CL
Internal
logic
Internal
power
supply
V_SS
V_CC = 3.0 to 3.6 V
Figure 20.2 Power Supply Connection of 3.3-V-Specification Microcontrollers
Rev. 3.00 Sep. 10, 2007 Page 394 of 528
REJ09B0216-0300