PIC18F23K20 MICROCHIP [Microchip Technology], PIC18F23K20 Datasheet - Page 401

• Manufacturer Part Number: PIC18F23K20
• Description: 28/40/44-Pin Flash Microcontrollers with nanoWatt XLP Technology
• Manufacturer: MICROCHIP [Microchip Technology]

TABLE 26-24: A/D CONVERTER CHARACTERISTICS: PIC18F2XK20/4XK20
 2010 Microchip Technology Inc.
Param
A01
A03
A04
A06
A07
A08
A20
A21
A22
A25
A30
Note 1:
No.
2:
Symbol
N
E
E
E
E
E
V
V
V
V
Z
REFH
REFL
AIN
AIN
R
IL
DL
OFF
GN
TOTL
REF
The A/D conversion result never decreases with an increase in the input voltage and has no missing
codes.
V
V
REFH
REFL
Resolution
Integral Linearity Error
Differential Linearity Error
Offset Error
Gain Error
Total Error
Reference Voltage Range
(V
Reference Voltage High
Reference Voltage Low
Analog Input Voltage
Recommended Impedance of
Analog Voltage Source
current is from RA2/AN2/V
current is from RA3/AN3/V
REFH
– V
Characteristic
REFL
)
REF
REF
-/CV
+ pin or V
V
SS
REF
V
V
Min
1.8
2.0
REFL
DD
—
—
—
—
—
—
—
– 0.3V
pin or V
/2
DD
, whichever is selected as the V
PIC18F2XK20/4XK20
SS
±0.5
±0.4
Typ
0.4
0.3
—
—
—
—
—
—
—
1
, whichever is selected as the V
V
DD
V
V
Max
REFH
DD
10
±1
±1
±2
±2
±3
—
—
3
+ 0.3
/2
Units
LSb -40°C to +85°C, V
LSb -40°C to +85°C, V
LSb -40°C to +85°C, V
LSb -40°C to +85°C, V
LSb -40°C to +85°C, V
bits -40°C to +85°C, V
k
V
V
V
V
V
REFH
 2.0V
 2.0V
 2.0V
 2.0V
 2.0V
 2.0V
A
Minimum for 1LSb
Accuracy
B
solute Minimum
-40°C to +85°C
source.
DS41303G-page 401
REFL
Conditions
source.
REF
REF
REF
REF
REF
REF