upd70f3422gj-gae-qs-ax Renesas Electronics Corporation., upd70f3422gj-gae-qs-ax Datasheet - Page 857

• Manufacturer Part Number: upd70f3422gj-gae-qs-ax
• Description: 32-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

Power Supply Scheme
Figure 25-1
Figure 25-2
REGC0
REGC2
REGC1
25.2.1 Devices µPD70(F)3420, µPD70(F)3421, µPD70(F)3422,
25.2 Description
Note
Peripherals
ClockGen
µPD70F3423
Figure 25-1 gives an overview of the allocation of power supply pins of the
µPD70(F)3420, µPD70(F)3421, µPD70(F)3422, µPD70F3423 devices. Their
functional assignment is depicted in more detail in Figure 25-2.
The diagrams do not show the exact pin location.
Power supply pins for µPD70(F)3420, µPD70(F)3421, µPD70(F)3422,
µPD70F3423
Functional assignment of power supply pins (µPD70(F)3420,
µPD70(F)3421, µPD70(F)3422, µPD70F3423)
Preliminary User’s Manual U17566EE1V2UM00
Core
POC
Reg
1
Buffer
I/O
REGC2
VDD52
VSS52
LCD I/O
Buffer
ADC
VC
LCD I/O
Buffer
Stepper Motor I/O
LCD -C/D com/seg / -Bus I/F I/O
generation
voltage
LCD
CPU
RAM
Flash/ROM
ClockGen
Peripherals
POC
Stepper
Buffer
Motor
Compa-
Voltage
rators
VSS51
REGC1
n.c.
VSS50
REGC0
n.c.
BVSS50
BVDD50
ADC
Chapter 25
AVREF
857