ADAS1000-4BSTZ datasheet(12/80 Pages) AD

部件名	ADAS1000-4BSTZ

功能描述	Low Power, Three Electrode Electrocardiogram (ECG) Analog Front End

PDF	80 Pages

Scroll/Zoom	100%

制造商	AD [Analog Devices]

网页	http://www.analog.com

标志

12 / 80 page

ADAS1000-3/ADAS1000-4

Data Sheet

Rev. B | Page 12 of 80

Figure 3. Starting Read Frame Data (CPHA = 1, CPOL = 1)

Figure 4. Data Read and Write Timing Diagram (CPHA = 0, CPOL = 0)

SCLK

SDI

tCH

tCSSA

tCSHA

tCSHD

tCSSD

tDH

tDS

SDO

tDO

DB[30]

DB[31]

R/W

DB[29]

DB[25]

MSB

LSB

DB[24]

DATA

MSB

LSB

DRDY

tCSO

DRDY

tDRDY_CS

DB[30]

N + 1

DB[31]

N + 1

DB[0]

N + 1

MSB

LSB

DB[1]

N + 1

DATA = NOP or 0x40

MSB

DB[31]

DB[0]

DB[30]

DB[1]

LSB

DB[30]

N – 1

DB[31]

N – 1

DB[1]

N – 1

DB[0]

N – 1

DB[23]

N – 1

DB[25]

N – 1

PREVIOUS DATA

HEADER (FIRST WORD OF FRAME)

DB[1]

DB[23]

tCL

tCSW

ADDRESS = 0x40 (FRAMES)

DB[24]

N – 1

SCLK

SDI

tCH

tCL

tCSHA

tCSHD

tCSSD

tDH

tDS

tCSW

SDO

DO_28LAST

DO_29LAST

DO_30LAST

DO_1LAST

DO_0LAST

DB[30]

DB[29]

DB[28]

DB[24]

DB[1]

DB[0]

LSB

MSB

LSB

tDO

DATA

ADDRESS

R/W

DO_31

tCSSA

DB[31]

DB[2]

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