UPD78F9418AGK-9EU Renesas Electronics America, UPD78F9418AGK-9EU Datasheet - Page 144

• Manufacturer Part Number: UPD78F9418AGK-9EU
• Manufacturer: Renesas Electronics America

Specifications of UPD78F9418AGK-9EU

• Lead Free Status / Rohs Status: Supplier Unconfirmed

142
(5)
(6)
(7)
(8)
(9)
Series resistor string
The series resistor string is configured between AV
which analog inputs are compared.
ANI0 to ANI6 pins
The ANI0 to ANI6 pins are analog input pins for the seven-channel A/D converter. They are used to receive
the analog signals to be subject to A/D conversion.
Caution Do not supply the ANI0 to ANI6 pins with voltages that fall outside the rated range. If a
AV
The AV
Signals received at the ANI0 to ANI6 pins are converted to digital signals based on the voltage across the
AV
AV
The AV
the V
AV
The AV
potential as the V
REF
REF
SS
DD
SS0
pin
pin
and AV
pin
REF
SS
DD
pin, even while the A/D converter is not being used.
pin is a ground potential pin for the A/D converter. This pin must be held at the same potential as
voltage greater than AV
supplied to any of these pins, the conversion value for the corresponding channel will be
undefined.
affected.
pin is a reference voltage pin for the A/D converter.
pin is an analog power supply pin for the A/D converter. This pin must be held at the same
SS
pins.
DD0
CHAPTER 10 8-BIT A/D CONVERTER ( PD789407A SUBSERIES)
pin, even while the A/D converter is not being used.
Furthermore, the conversion values for the other channels may also be
REF
User’s Manual U13952EJ3V1UD
or less than AV
REF
and AV
SS
(even if within the absolute maximum rating) is
SS
. It generates the reference voltages against