upd70f3422gj-gae-qs-ax Renesas Electronics Corporation., upd70f3422gj-gae-qs-ax Datasheet - Page 855
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upd70f3422gj-gae-qs-ax
Manufacturer Part Number
upd70f3422gj-gae-qs-ax
Description
32-bit Single-chip Microcontroller
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.UPD70F3422GJ-GAE-QS-AX.pdf
(930 pages)
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Dedicated function
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A
B
D
SM
M
Chapter 25 Power Supply Scheme
CPU core, internal memory and peripherals
A/D Converter, Voltage Comparators
Standard I/O buffer
• µPD703420, µPD70(F)3421,
• µPD70F3424, µPD70F3425,
• µPD70F3427: D[31:16] ports, includes
Stepper Motor Controller/Driver I/O
• µPD70F3427: external memory I/F pins
Table 25-1
µPD70(F)3422, µPD70F3423: LCD
Controller/Driver driver I/O
µPD70F3426: LCD Bus interface I/O
LCD Bus interface I/O
(except D[31:16] ports)
25.1 Overview
Preliminary User’s Manual U17566EE1V2UM00
The microcontroller has general power supply pins for its core, internal
memory and peripherals. These pins are connected to internal voltage
regulators. The microcontroller also has dedicated power supply pins for
certain I/O modules. These pins provide the power for the I/O operations.
The following table gives the naming convention of the pins:
Naming convention of power supply pins
V
• VDD:
• VSS:
DD
Voltage Drain Drain
Voltage for Substrate
and Source
or V
SS
5
level 5 V
(nominative)
n
instance
number
855
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