MCP3918 datasheet(74/88 Pages) MICROCHIP

Teilenummer	MCP3918

Bauteilbeschribung	3V Single-Channel Analog Front End

PDF	88 Pages

Scroll/Zoom	100%

Hersteller	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

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74 / 88 page

MCP3918

DS20005287A-page 74

 2014 Microchip Technology Inc.

bit 15-13

OSR<2:0>

Oversampling Ratio for delta-sigma A/D Conversion (ALL CHANNELS, f

D/fS)

111

= 4096 (f

D = 244 sps for MCLK = 4 MHz, fS =AMCLK =1 MHz)

110

= 2048 (f

D = 488 sps for MCLK = 4 MHz, fS =AMCLK =1 MHz)

101

= 1024 (f

D = 976 sps for MCLK = 4 MHz, fS =AMCLK =1 MHz)

100

= 512 (f

D = 1.953 ksps for MCLK = 4 MHz, fS =AMCLK =1 MHz)

011

=256 (f

D = 3.90625 ksps for MCLK = 4 MHz, fS =AMCLK =1 MHz) (Default)

010

=128 (f

D = 7.8125 ksps for MCLK = 4 MHz, fS =AMCLK =1 MHz)

001

=64 (f

D = 15.625 ksps for MCLK = 4 MHz, fS =AMCLK = 1 MHz)

000

=32 (f

D = 31.25 ksps for MCLK = 4 MHz, fS =AMCLK =1 MHz)

bit 12-8

Unimplemented:

Read as ‘0’

bit 7-0

VREFCAL<7:0>:

Internal

Voltage

Temperature

coefficient

VREFCAL<7:0>

value.

(See

Section 5.6.3 “Temperature Compensation (VREFCAL<7:0>)”

for complete

description).

CONFIG0 REGISTER (CONTINUED)

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