HD643303x Hitachi, HD643303x Datasheet - Page 388

• Manufacturer Part Number: HD643303x
• Description: Hitachi Microcomputer
• Manufacturer: Hitachi

12.1.3 Input Pins
Table 12-1 summarizes the A/D converter’s input pins. The eight analog input pins are divided
into two groups: group 0 (AN
power supply for the analog circuits in the A/D converter. V
voltage.
Table 12-1 A/D Converter Pins
Pin Name
Analog power supply pin
Analog ground pin
Reference voltage pin
Analog input pin 0
Analog input pin 1
Analog input pin 2
Analog input pin 3
Analog input pin 4
Analog input pin 5
Analog input pin 6
Analog input pin 7
A/D external trigger input pin
0
Abbrevi-
ation
AV
AV
V
AN
AN
AN
AN
AN
AN
AN
AN
ADTRG
to AN
REF
CC
SS
0
1
2
3
4
5
6
7
3
), and group 1 (AN
I/O
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
373
Function
Analog power supply
Analog ground and reference voltage
Analog reference voltage
Group 0 analog inputs
Group 1 analog inputs
External trigger input for starting A/D conversion
4
to AN
REF
is the A/D conversion reference
7
). AV
CC
and AV
SS
are the