MCP3909-ESLASHSS datasheet(30/44 Pages) MICROCHIP

부품명	MCP3909-E/SS

상세설명	Energy Metering IC with SPI Interface and Active Power Pulse Output

PDF	44 Pages

Scroll/Zoom	100%

제조업체	MICROCHIP [Microchip Technology]

홈페이지	http://www.microchip.com

Logo

30 / 44 page

MCP3909

DS22025C-page 30

 2006-2012 Microchip Technology Inc.

FIGURE 5-7:

Multiplier Output Mode 1 SPI Communication using 8-bit segments (Mode 0,1:

SCK idles low).

D19

D15 D14 D13

D12

D11 D10 D9 D8

MCU latches data from

Data is clocked out

on rising edges of SCK

Device on falling edges of SCK

Don’t Care

XXX

D15 D14 D13 D12

D11 D10 D9 D8

D19 D18 D17 D16

MCU Transmit Buffer

MCU Receive Buffer

Data is stored into the MCU

receive register after transmission

of the first 8 bits

Data is stored into the MCU

receive register after transmission

of the second 8 bits

D18 D17 D16

D2 D1 D0

D3 D2 D1 D0

MCU Transmit Buffer

MCU Receive Buffer

Data is stored into the MCU

receive register after transmission

of the third 8 bits

D7 D6 D5 D4

Don’t Care

X = Don’t Care Bits

N = Null Bits

0000

D7 D6 D5 D4

F1 / SDI

F2 / SCK

NEG / SDO

F0 / CS

F2 / SCK

F1 / SDI

NEG / SDO

MCP3909-E/SS 데이터시트(PDF) 30 Page - Microchip Technology

MCP3909-E/SS 데이터시트(HTML) 30 Page - Microchip Technology

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44

데이터시트 다운로드

링크 URL