PIC18F25J11-I/PT MICROCHIP [Microchip Technology], PIC18F25J11-I/PT Datasheet - Page 498

• Manufacturer Part Number: PIC18F25J11-I/PT
• Description: 28/44-Pin, Low-Power, High-Performance Microcontrollers with nanoWatt XLP Technology
• Manufacturer: MICROCHIP [Microchip Technology]

PIC18F46J11 FAMILY
TABLE 28-28: A/D CONVERSION REQUIREMENTS
DS39932C-page 498
130
131
132
135
137
Note 1:
Param
No.
2:
3:
4:
T
T
T
T
T
Symbol
AD
CNV
ACQ
SWC
DIS
The time of the A/D clock period is dependent on the device frequency and the T
ADRES registers may be read on the following T
The time for the holding capacitor to acquire the “New” input voltage when the voltage changes full scale
after the conversion (V
On the following cycle of the device clock.
A/D Clock Period
Conversion Time
(not including acquisition time)
Acquisition Time
Switching Time from Convert → Sample
Discharge Time
Characteristic
DD
(3)
to V
SS
or V
SS
(2)
to V
DD
). The source impedance (R
CY
cycle.
Min
0.7
1.4
0.2
11
—
—
(Note 4)
25.0
Max
12
—
—
1
(1)
Units
T
μs
μs
μs
μs
AD
S
) on the input channels is 50Ω.
© 2009 Microchip Technology Inc.
T
A/D RC Mode
-40°C to +85°C
OSC
AD
based, V
clock divider.
Conditions
REF
≥ 3.0V