Renesas PG-FP5 - 11.5 VDD and VDD2 Supply

PG-FP5 CHAPTER 11 SPECIFICATIONS OF TARGET INTERFACE CIRCUITS
R20UT0008EJ0400 Rev. 4.00 Page 199 of 240
Jul 15, 2010
11.5 VDD and VDD2
When supplying V
DD and VDD2 from the target system, the FP5 internal power supply and the external voltage regulator
is protected by a transistor.
Figure 11-5. V
DD and VDD2 Pins
11.6 VPP
Figure 11-6. VPP Pin
Target System
V PP
FP5
100 nF
3.01kΩ
1kΩ
トランジスタ
FP5_V PP
電圧検出回路
EMZ6.8 E
Target System
V DD またはV DD
2
FP5
100 nF
1kΩ
1 kΩ
トランジスタ
FP5_V DD
または
FP5_V DD2
電圧検出回路
EMZ6.8 E
3.01 k
Ω
1 k
Ω
Transistor
FP5_VDD
or FP5_V
DD2
Transistor
1 k
Ω
VDD or VDD2
1 k
Ω
Voltage
detector
Voltage
detector