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| PIC24HJ12GP201_11 Datasheet, PDF (154/262 Pages) Microchip Technology – High-Performance, 16-bit Microcontrollers 5-cycle latency | |||
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PIC24HJ12GP201/202
FIGURE 18-1:
ADC BLOCK DIAGRAM FOR PIC24HJ12GP201 DEVICES
AN0
AN7
Channel
Scan
+
CH0SA<4:0>
CH0SB<4:0>
-
CH0
CSCNA
AN1
VREFL
S/H0
CH0NA CH0NB
AN0
AN3
+
CH123SA CH123SB
-
CH1(2)
AN6
VREFL
CH123NA CH123NB
AN1
+
CH123SA CH123SB
-
CH2(2)
AN7
VREFL
S/H1
VREF+(1) AVDD VREF-(1) AVSS
S/H2
VREFH
VREFL
SAR ADC
ADC1BUF0
ADC1BUF1
ADC1BUF2
ADC1BUFE
ADC1BUFF
CH123NA CH123NB
AN2
CH3(2)
+
CH123SA CH123SB
-
S/H3
VREFL
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.
DS70282E-page 154
© 2007-2011 Microchip Technology Inc.
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