Datasheet

PIC24FJ16MC101/102 AND PIC24FJ32MC101/102/104
DS39997C-page 206 Preliminary © 2011-2012 Microchip Technology Inc.
FIGURE 20-1: COMPARATOR I/O OPERATING MODES
Comparator Voltage
C3
C1
Blanking
Function
Digital
Filter
C2
Reference
(Figure 20-2)
CVREF
(Figure 20-3)
(Figure 20-4)
–
+
V
IN-
V
IN+
–
+
V
IN-
V
IN+
–
+
V
IN-
V
IN+
BGSEL<1:0>
AVDD AVSS
1.2V
(1)
MUX
C1INB
C1INC
C1IND
MUX
C1INA
INTREF
MUX
C2INB
C2INC
C2IND
MUX
C2INA
INTREF
CV
REFIN
MUX
C3INB
C3INC
C3IND
MUX
C3INA
INTREF
CV
REFIN
CVREFIN
C1OUT
CPOL
Interrupt
Logic
EVPOL<1:0>
COE
COUT
Blanking
Function
Digital
Filter
(Figure 20-3)
(Figure 20-4)
C2OUT
CPOL
Interrupt
Logic
EVPOL<1:0>
COE
COUT
Blanking
Function
Digital
Filter
(Figure 20-3)
(Figure 20-4)
C3OUT
CPOL
Interrupt
Logic
EVPOL<1:0>
COE
COUT
Note 1: This reference voltage is generated internally on the device. Refer to Section 26.0 “Electrical Characteristics” for
the specified voltage range.