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| PIC18F6520-I Datasheet, PDF (218/380 Pages) Micrel Semiconductor – 64/80-Pin High-Performance, 256 Kbit to 1 Mbit Enhanced Flash Microcontrollers with A/D | |||
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PIC18F6520/8520/6620/8620/6720/8720
FIGURE 19-1:
A/D BLOCK DIAGRAM
CHS3:CHS0
1111
1110
1101
1100
1011
1010
1001
1000
0111
0110
0101
10-bit
Converter
A/D
VAIN
(Input Voltage)
0100
0011
0010
Reference
Voltage
VCFG1:VCFG0
VREF+
VREF-
VDD
0001
0000
VSS
Note 1: Channels AN15 through AN12 are not available on PIC18F6X20 devices.
2: I/O pins have diode protection to VDD and VSS.
AN15(1)
AN14(1)
AN13(1)
AN12(1)
AN11
AN10
AN9
AN8
AN7
AN6
AN5
AN4
AN3
AN2
AN1
AN0
DS39609B-page 216
 2004 Microchip Technology Inc.
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