參數(shù)資料
型號(hào): TC3405VQRTR
元件分類(lèi): ADC
英文描述: 4-CH 16-BIT DELTA-SIGMA ADC, SERIAL ACCESS, PDSO16
封裝: QSOP-16
文件頁(yè)數(shù): 16/16頁(yè)
文件大?。?/td> 453K
代理商: TC3405VQRTR
2002 Microchip Technology Inc.
DS21414B-page 9
TC3405
FIGURE 3-5:
A/D OPERATIONAL FLOWCHART
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
POR
Sleep
SDAT = High
SCLK
Hgh to Low?
Power Up Analog,
Start CONVCLK (= 0),
Start Conversion,
Resolution = 2m
(m = 16), Latch Input
Channel Address (if applicable).
SCLK
Low to High
transition?
SDAT = Low
CONVCLK
< 29?
SCLK
High to Low?
A/D
Resolution
> 210?
Reduce A/D
Resolution by 1-bit
(m = m – 1);
SDAT = High
SDAT = Low
CONVCLK = 2m?
(Conversion Done?)
Power Down Analog,
Conversion Complete,
SDAT = High
SCLK
High to Low?
SDAT = Dm;
m = m – 1
m
≥ 0?
SDAT = High
Internal Reset
Sleep
No
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