DSPIC33FJ128GP306AT-IPT Datasheet, PDF(238/362 Page) Microchip Technology – 16-bit Digital Signal Controllers (up to 256 KB Flash and 30 KB SRAM) with Advanced Analog

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DSPIC33FJ128GP306AT-IPT Datasheet, PDF (238/362 Pages) Microchip Technology – 16-bit Digital Signal Controllers (up to 256 KB Flash and 30 KB SRAM) with Advanced Analog

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dsPIC33FJXXXGPX06A/X08A/X10A

FIGURE 21-1:

ADCx MODULE BLOCK DIAGRAM

AN0

ANy(3)

CHANNEL

SCAN

+

CH0SA<4:0>

CH0SB<4:0>

-

CH0

CSCNA

AN1

VREFL

S/H0

CH0NA CH0NB

AN0

AN3

+

CH123SA CH123SB

-

CH1(2)

AN6

AN9

VREFL

S/H1

CH123NA CH123NB

AN1

AN4

+

CH123SA CH123SB

-

CH2(2)

AN7

AN10

VREFL

S/H2

VREF+(1) AVDD VREF-(1) AVSS

VCFG<2:0>

VREFH

VREFL

SAR ADC

ADC1BUF0

CH123NA CH123NB

AN2

AN5

+

CH3(2)

CH123SA CH123SB

-

AN8

AN11

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.

3: For 64-pin devices, y = 17; for 80-pin devices, y = 23; for 100-pin devices, y = 31; for ADC2, y = 15.

DS70593D-page 238

ï£ 2009-2012 Microchip Technology Inc.

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