參數(shù)資料
型號(hào): AD7904BRU-REEL
廠商: Analog Devices Inc
文件頁(yè)數(shù): 9/32頁(yè)
文件大?。?/td> 0K
描述: IC ADC 8BIT 4CH W/SEQ 16TSSOP
標(biāo)準(zhǔn)包裝: 2,500
位數(shù): 8
采樣率(每秒): 1M
數(shù)據(jù)接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 13.5mW
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 16-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 16-TSSOP
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 4 個(gè)單端,單極
配用: EVAL-AD79X4CBZ-ND - BOARD EVALUATION FOR AD79X4CBZ
Data Sheet
AD7904/AD7914/AD7924
Rev. C | Page 17 of 32
CS
POWER ON
DUMMY CONVERSION
DIN: WRITE TO CONTROL REGISTER,
WRITE BIT = 1,
SELECT CODING, RANGE, AND POWER MODE.
SELECT CHANNEL ADD1, ADD0 FOR CONVERSION.
SEQ1 = 1, SEQ0 = 1
CS
DOUT: CONVERSION RESULT FROM CHANNEL 0
CONTINUOUSLY CONVERTS ON A CONSECUTIVE
SEQUENCE OF CHANNELS FROM CHANNEL 0 UP
TO AND INCLUDING THE PREVIOUSLY SELECTED
ADD1, ADD0 IN THE CONTROL REGISTER
WRITE BIT = 0
CS
CONTINUOUSLY CONVERTS ON THE SELECTED
SEQUENCE OF CHANNELS BUT WILL ALLOW
RANGE, CODING, AND SO FORTH, TO CHANGE IN
THE CONTROL REGISTER WITHOUT INTERRUPTING
THE SEQUENCE, PROVIDED SEQ1 = 1, SEQ0 = 0
WRITE BIT = 1,
SEQ1 = 1,
SEQ0 = 0
03
08
7-
0
12
Figure 12. SEQ1 Bit = 1, SEQ0 Bit = 1 Flowchart
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