Datasheet

PIC24FJ256DA210 FAMILY
DS39969B-page 326  2010 Microchip Technology Inc.
FIGURE 23-1: 10-BIT HIGH-SPEED A/D CONVERTER BLOCK DIAGRAM
Comparator
10-Bit SAR Conversion Logic
VREF+
DAC
AN23
AN0
AN1
AN2
VREF-
Sample Control
S/H
AVSS
AVDD
AD1BUF0:
AD1BUF1F
AD1CON1
AD1CON2
AD1CON3
AD1CHS
ANCFG
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
VR+
V
R-
VR Select
VBG
VBG/2
AD1CSSL
AD1CSSH
VBG/6
V
CAP