DSPIC33FJ32MC304-I/SP 查看數據表（PDF） - Microchip Technology

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DSPIC33FJ32MC304-I/SP

16-bit Digital Signal Controllers (up to 128 KB Flash and 16K SRAM) with Motor Control PWM and Advanced Analog

Microchip Technology 

dsPIC33FJ32MC302/304, dsPIC33FJ64MCX02/X04 AND dsPIC33FJ128MCX02/X04

FIGURE 22-2:

ADC1 MODULE BLOCK DIAGRAM FOR dsPIC33FJ32MC302,

dsPIC33FJ64MC202/802 AND dsPIC33FJ128MC202/802 DEVICES

AN0

AN5

CHANNEL

SCAN

+

CH0SA<4:0>

CH0SB<4:0>

-

CH0

CSCNA

AN1

VREFL

S/H0

CH0NA CH0NB

AN0

AN3

+

CH1(2)

CH123SA CH123SB

-

VREFL

CH123NA CH123NB

AN1

AN4

CH2(2)

+

CH123SA CH123SB

-

S/H1

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

S/H2

VCFG<2:0>

VREFH

VREFL

SAR ADC

ADC1BUF0

VREFL

CH123NA CH123NB

AN2

AN5

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.

© 2007-2012 Microchip Technology Inc.

DS70291G-page 283

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