PIC18F25J50 MICROCHIP [Microchip Technology], PIC18F25J50 Datasheet - Page 529

• Manufacturer Part Number: PIC18F25J50
• Description: 28/44-Pin, Low-Power, High-Performance USB Microcontrollers with nanoWatt XLP Technology
• Manufacturer: MICROCHIP [Microchip Technology]

TABLE 30-31: A/D CONVERTER CHARACTERISTICS: PIC18F46J50 FAMILY (INDUSTRIAL)
FIGURE 30-23:
 2011 Microchip Technology Inc.
Param
A01
A03
A04
A06
A07
A10
A20
A21
A22
A25
A30
A50
Note 1:
No.
Note 1: If the A/D clock source is selected as RC, a time of T
A/D DATA
SAMPLE
2:
A/D CLK
ADRES
Symbol
N
E
E
E
E
V
V
V
V
Z
I
BSF ADCON0, GO
REF
ADIF
REFH
REFL
AIN
AIN
R
IL
DL
OFF
GN
2: This is a minimal RC delay (typically 100 ns), which also disconnects the holding capacitor from the analog input.
GO
REF
The A/D conversion result never decreases with an increase in the input voltage and has no missing codes.
V
V
Q4
REFH
REFL
SLEEP instruction to be executed.
Resolution
Integral Linearity Error
Differential Linearity Error
Offset Error
Gain Error
Monotonicity
Reference Voltage Range
(V
Reference Voltage High
Reference Voltage Low
Analog Input Voltage
Recommended Impedance of
Analog Voltage Source
V
current is from the RA2/AN2/V
132
current is from RA3/AN3/V
REF
REFH
A/D CONVERSION TIMING
Input Current
– V
Characteristic
REFL
(Note 2)
)
9
(2)
8
REF
OLD_DATA
REF
7
+/C1INB pin or V
-/CV
V
SS
. . .
SAMPLING STOPPED
V
V
REF
Min
2.0
REFL
REFL
—
—
—
—
—
—
—
—
– 0.3V
3
/C2INB pin or V
. . .
PIC18F46J50 FAMILY
131
130
Guaranteed
CY
DD
is added before the A/D clock starts. This allows the
Typ
—
—
—
—
—
—
—
—
—
—
—
—
—
, whichever is selected as the V
2
SS
(1)
V
, whichever is selected as the V
1
DD
V
V
<±3.5
Max
<±1
<±1
<±3
150
REFH
REFH
2.5
10
—
—
+ 0.3V
5
0
Units
LSb V
LSb V
LSb V
LSb V
k
A
A
bit
—
V
V
V
V
V
V
V
V
V
During V
During A/D conversion
cycle.
NEW_DATA
DONE
SS
DD
DD
REF
REF
REF
REF
REF
DS39931D-page 529
 V
 3.0V
 3.0V
REFH
Conditions
T
CY
 3.0V
 3.0V
 3.0V
 3.0V
 3.0V
AIN
AIN
(Note 1)
source.
REFL
 V
acquisition.
REF
source.