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| 70291E Datasheet, PDF (274/436 Pages) Microchip Technology – High-Performance, 16-bit Digital Signal Controllers | |||
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dsPIC33FJ32MC302/304, dsPIC33FJ64MCX02/X04 AND dsPIC33FJ128MCX02/X04
FIGURE 22-1:
ADC MODULE BLOCK DIAGRAM FOR dsPIC33FJ32MC304,
dsPIC33FJ64MC204/804 AND dsPIC33FJ128MC204/804 DEVICES
AN0
AN8
CHANNEL
SCAN
+
CH0SA<4:0>
CH0SB<4:0>
-
CH0
CSCNA
AN1
VREFL
S/H0
CH0NA CH0NB
AN0
AN3
+
CH123SA CH123SB
-
CH1(2)
AN6
VREFL
S/H1
VREF+(1) AVDD VREF-(1) AVSS
VCFG<2:0>
CH123NA CH123NB
AN1
AN4
+
CH123SA CH123SB
-
CH2(2)
AN7
VREFL
S/H2
VREFH
VREFL
SAR ADC
ADC1BUF0
CH123NA CH123NB
AN2
AN5
+
CH3(2)
CH123SA CH123SB
-
AN8
VREFL
S/H3
CH123NA CH123NB
Alternate
Input Selection
Note 1: VREF+, VREF- inputs can be multiplexed with other analog inputs.
2: Channels 1, 2 and 3 are not applicable for the 12-bit mode of operation.
DS70291E-page 274
© 2011 Microchip Technology Inc.
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