PIC18F2423 MICROCHIP [Microchip Technology], PIC18F2423 Datasheet - Page 362

• Manufacturer Part Number: PIC18F2423
• Description: 28/40/44-Pin, Enhanced Flash Microcontrollers with 12-Bit A/D and nanoWatt Technology
• Manufacturer: MICROCHIP [Microchip Technology]

PIC18F2423/2523/4423/4523
TABLE 26-24: A/D CONVERTER CHARACTERISTICS: PIC18LF2423/2523/4423/4523 (INDUSTRIAL)
DS39755B-page 360
A01
A03
A04
A06
A07
A10
A20
A21
A22
A25
A30
A50
Legend:
Note 1:
Param
No.
2:
N
E
E
E
E
—
ΔV
V
V
V
Z
I
REF
Sym
AIN
IL
DL
OFF
GN
REFH
REFL
AIN
R
REF
TBD = To Be Determined
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
Monotonicity
Reference Voltage Range
(V
Reference Voltage High
Reference Voltage Low
Analog Input Voltage
Recommended Imped-
ance of Analog Voltage
Source
V
REF
REFH
current is from RA2/AN2/V
current is from RA3/AN3/V
Input Current
Characteristic
– V
REFL
)
(2)
REF
AV
AV
REF
SS
SS
V
-/CV
+ pin or V
Min
REFL
—
—
—
—
—
—
—
—
—
—
—
—
3
+ 3.0V
– 0.3V
REF
Preliminary
Guaranteed
pin or V
DD
, whichever is selected as the V
Typ
±1
±1
±1
±1
—
—
—
—
—
—
—
—
—
—
—
—
SS
, whichever is selected as the V
(1)
AV
AV
AV
+1.5/-1.0
PIC18LF2423/2523/4423/4523 (INDUSTRIAL)
DD
DD
DD
V
±1.25
±2.00
TBD
Max
±1.5
±2.0
REFH
150
2.5
12
±5
±3
– AV
5
+ 0.3V
– 3.0V
SS
Units
LSb
LSb
LSb
LSb
LSb
LSb
LSb
LSb
kΩ
μA
μA
bit
—
V
V
V
V
V
V
V
V
V
V
V
V
REFH
DD
DD
DD
DD
DD
DD
DD
DD
= 3.0V ΔV
= 5.0V
= 3.0V ΔV
= 5.0V
= 3.0V ΔV
= 5.0V
= 3.0V ΔV
= 5.0V
© 2007 Microchip Technology Inc.
source.
REFL
source.
ΔV
V
For 12-bit resolution
For 12-bit resolution
For 12-bit resolution
During V
During A/D conversion
cycle.
Conditions
SS
REF
REF
REF
REF
REF
≤ V
≥ 3.0V
≥ 3.0V
≥ 3.0V
≥ 3.0V
≥ 3.0V
AIN
AIN
≤ V
acquisition.
REF