Microchip Technology MA330028 Data Sheet
2011-2014 Microchip Technology Inc.
DS80000533H-page 9
dsPIC33EPXXXGP50X, dsPIC33EPXXXMC20X/50X and PIC24EPXXXGP/MC20X
9.
Module: Op Amp
When using any of these Op Amp modules or
Analog Channels AN0, AN3 or AN6 to sample
external signals, bit 11 of the CMxCON register
must be set to ‘1’.
Analog Channels AN0, AN3 or AN6 to sample
external signals, bit 11 of the CMxCON register
must be set to ‘1’.
Work around
None.
Affected Families and Silicon Revisions
10. Module: Op Amp
The AC/DC electrical characteristics for the
Op Amp module (and the related ADC module
specifications) differ from the specifications in the
published data sheet. Refer to
Op Amp module (and the related ADC module
specifications) differ from the specifications in the
published data sheet. Refer to
(below) for the A2 revision silicon specifications.
Work around
None.
Affected Families and Silicon Revisions
TABLE 3:
AC/DC CHARACTERISTICS: OP AMP
TABLE 4:
AC/DC CHARACTERISTICS: ADC
If Using
This
Feature:
These Conditions Must be Met:
OPMODE
(CMxCON<10>)
CMxCON<11>
AN0
CM2CON.OPMODE = 0
CM2CON<11> = 1
AN3
CM1CON.OPMODE = 0
CM1CON<11> = 1
AN6
CM3CON.OPMODE = 0
CM3CON<11> = 1
Op Amp 1
CM1CON.OPMODE = 1
CM1CON<11> = 1
Op Amp 2
CM2CON.OPMODE = 1
CM2CON<11> = 1
Op Amp 3
CM3CON.OPMODE = 1
CM3CON<11> = 1
dsPIC33/PIC24EP32 devices
—
dsPIC33/PIC24EP64 devices
A2
dsPIC33/PIC24EP128 devices
—
dsPIC33/PIC24EP256 devices
—
dsPIC33/PIC24EP512 devices
—
dsPIC33/PIC24EP32 devices
—
dsPIC33/PIC24EP64 devices
A2
dsPIC33/PIC24EP128 devices
—
dsPIC33/PIC24EP256 devices
—
dsPIC33/PIC24EP512 devices
—
Param.
No.
Symbol
Minimum
Typical
Maximum
Units
Conditions
CM21a
P
M
—
40
—
Degree
—
CM21b
P
M
—
30
—
Degree
—
CM23a
G
BW
—
7
—
MHz
—
CM23b
G
BW
—
2
—
MHz
—
CM49a
V
OADC
AV
SS
+ 0.350
AV
SS
+ 0.500
—
—
—
AV
DD
– 0.350
AV
DD
– 0.500
V
V
V
I
OUT
= 390 µA, Op Amp 1 and 2
I
OUT
= 390 µA, Op Amp 3
CM49b
V
OUT
AV
SS
+ 0.375
AV
SS
+ 0.525
—
—
—
AV
DD
– 0.375
AV
DD
– 0.525
V
V
V
I
OUT
= 390 µA, Op Amp 1 and 2
I
OUT
= 390 µA, Op Amp 3
CM51a
R
INT
1
351
468
613
—
Parameter
No.
Symbol
Minimum
Typical
Maximum
Units
Conditions
AD57b
T
SAMP
5 T
AD
—
—
—
Op Amp 1 and 2, 12-bit mode,
Configuration B
5 T
AD
—
—
—
Op Amp 3, 10-bit mode,
Configuration B
7 T
AD
—
—
—
Op Amp 3, 12-bit mode,
Configuration B