PIC18C242 MICROCHIP [Microchip Technology], PIC18C242 Datasheet - Page 270
PIC18C242
Manufacturer Part Number
PIC18C242
Description
High-Performance Microcontrollers with 10-Bit A/D
Manufacturer
MICROCHIP [Microchip Technology]
Datasheet
1.PIC18C242.pdf
(296 pages)
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PIC18CXX2
TABLE 21-21: A/D CONVERTER CHARACTERISTICS:
DS39026B-page 270
Param
No.
A01
A03
A04
A05
A06
A10
A20
A20A
A21
A22
A25
A30
A40
A50
Note 1: When A/D is off, it will not consume any current other than minor leakage current. The power-down current
2: V
3: The A/D conversion result either increases or remains constant as the analog input increases.
Symbol Characteristic
N
E
E
E
E
—
V
V
V
V
Z
I
I
AD
REF
spec includes any such leakage from the A/D module.
V
selected as reference input.
AIN
AIN
R
IL
DL
FS
OFF
REF
REFH
REFL
REF
SS
current is from RA2/AN2/V
V
AIN
Resolution
Integral linearity error
Differential linearity error
Full scale error
Offset error
Monotonicity
Reference voltage
(V
Reference voltage High
Reference voltage Low
Analog input voltage
Recommended impedance of
analog voltage source
A/D conversion
current (V
V
REF
REFH
V
input current (Note 2)
REF
- V
DD
REFL
)
)
PIC18CXXX
PIC18LCXXX
REF
- and RA3/AN3/V
Min
AV
AV
Preliminary
SS
SS
AV
0V
3V
10
—
—
—
—
—
—
—
—
—
—
—
—
—
—
- 0.3V
- 0.3V
SS
guaranteed
Typ
REF
180
90
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
+ pins or AV
PIC18CXX2 (INDUSTRIAL, EXTENDED)
PIC18LCXX2 (INDUSTRIAL)
Max
AV
V
(3)
REF
DD
AV
1000
TBD
TBD
TBD
TBD
TBD
10.0
<±1
<±1
<±1
<±1
10
10
—
—
—
—
+ 0.3V
+ 0.3V
DD
DD
and AV
Units Conditions
LSb
LSb
LSb
LSb
LSb
LSb
LSb
LSb
k
bit
bit
—
V
V
V
V
V
A Average current
A
A
A
SS
7/99 Microchip Technology Inc.
V
V
V
V
V
V
V
V
V
V
V
For 10-bit resolution
consumption when
A/D is on. (Note 1)
During V
Based on differential of
V
C
During A/D conversion
cycle
pins, whichever is
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
SS
HOLD
HOLD
= V
= V
= V
= V
= V
= V
= V
= V
= V
= V
V
to V
see Section 16.0.
AIN
AIN
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
AIN
acquisition.
V
. To charge
3.0V
3.0V
3.0V
3.0V
3.0V
3.0V
3.0V
3.0V
3.0V
3.0V
REF
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