Datasheet

PIC24F16KA102 FAMILY
DS39927C-page 174  2008-2011 Microchip Technology Inc.
FIGURE 22-1: 10-BIT HIGH-SPEED A/D CONVERTER BLOCK DIAGRAM
Comparator
10-Bit SAR
Conversion Logic
VREF+
DAC
AN12
AN10
AN11
AN4
AN5
AN0
AN1
AN2
AN3
VREF-
Sample Control
S/H
AVSS
AVDD
ADC1BUF0:
ADC1BUFF
AD1CON1
AD1CON2
AD1CON3
AD1CHS
AD1PCFG
Control Logic
Data Formatting
Input MUX Control
Conversion Control
Pin Config Control
Internal Data Bus
16
VR+VR-
MUX A
MUX B
VINH
VINL
VINH
VINH
VINL
VINL
VBG
VBG/2
AD1CSSL
VR+
V
R-
VR Select
AN1
AN1