Microchip Technology MA330031-2 Scheda Tecnica
2011-2013 Microchip Technology Inc.
DS70000657H-page 459
dsPIC33EPXXXGP50X, dsPIC33EPXXXMC20X/50X AND PIC24EPXXXGP/MC20X
TABLE 30-57: ADC MODULE SPECIFICATIONS
AC CHARACTERISTICS
Standard Operating Conditions: 3.0V to 3.6V
(unless otherwise stated)
(unless otherwise stated)
Operating temperature
-40°C
T
A
+85°C for Industrial
-40°C
T
A
+125°C for Extended
Param
No.
Symbol
Characteristic
Min.
Typ.
Max.
Units
Conditions
Device Supply
AD01
AV
DD
Module V
DD
Supply
Greater of:
V
DD
– 0.3
or 3.0
—
Lesser of:
V
V
DD
+ 0.3
or 3.6
V
AD02
AV
SS
Module V
SS
Supply
V
SS
– 0.3
—
V
SS
+ 0.3
V
Reference Inputs
AD05
V
REFH
Reference Voltage High AV
SS
+ 2.5
—
AV
DD
V
V
REFH
= V
REF
+
V
REFL
= V
REF
- (Note
)
AD05a
3.0
—
3.6
V
V
REFH
= AV
DD
V
REFL
= AV
SS
= 0
AD06
V
REFL
Reference Voltage Low
AV
SS
—
AV
DD
– 2.5
V
(Note
AD06a
0
—
0
V
V
REFH
= AV
DD
V
REFL
= AV
SS
= 0
AD07
V
REF
Absolute Reference
Voltage
Voltage
2.5
—
3.6
V
V
REF
= V
REFH
- V
REFL
AD08
I
REF
Current Drain
—
—
—
—
—
—
10
600
A
A
ADC off
ADC on
ADC on
AD09
I
AD
Operating Current
(
)
—
5
—
mA
ADC operating in 10-bit mode
(Note
(Note
—
2
—
mA
ADC operating in 12-bit mode
(Note
(Note
Analog Input
AD12
V
INH
Input Voltage Range
V
V
INH
V
INL
—
V
REFH
V
This voltage reflects Sample-and-
Hold Channels 0, 1, 2 and 3
(CH0-CH3), positive input
Hold Channels 0, 1, 2 and 3
(CH0-CH3), positive input
AD13
V
INL
Input Voltage Range
V
V
INL
V
REFL
—
AV
SS
+ 1V
V
This voltage reflects Sample-and-
Hold Channels 0, 1, 2 and 3
(CH0-CH3), negative input
Hold Channels 0, 1, 2 and 3
(CH0-CH3), negative input
AD17
R
IN
Recommended
Impedance of Analog
Voltage Source
Impedance of Analog
Voltage Source
—
—
200
Impedance to achieve maximum
performance of ADC
performance of ADC
Note 1:
Device is functional at V
BORMIN
< V
DD
< V
DDMIN
, but will have degraded performance. Device functionality
is tested, but not characterized. Analog modules (ADC, op amp/comparator and comparator voltage
reference) may have degraded performance. Refer to Parameter
reference) may have degraded performance. Refer to Parameter
for the minimum and
maximum BOR values.
2:
Parameter is characterized but not tested in manufacturing.