AD7912 Analog Devices, AD7912 Datasheet - Page 19
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AD7912
Manufacturer Part Number
AD7912
Description
2-Channel, 2.35 V to 5.25 V, 1 MSPS, 10-Bit A/D Converter
Manufacturer
Analog Devices
Datasheet
1.AD7912.pdf
(32 pages)
Specifications of AD7912
Resolution (bits)
10bit
# Chan
2
Sample Rate
1MSPS
Interface
Ser,SPI
Analog Input Type
SE-Uni
Ain Range
Uni Vdd
Adc Architecture
SAR
Pkg Type
SOP,SOT
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DOUT
SCLK
DOUT
SCLK
DIN
DIN
CS
CS
THE PART BEGINS
TO POWER UP
1
1
DOUT
DOUT
SCLK
SCLK
DIN
DIN
CHANNEL FOR NEXT CONVERSION
CHANNEL FOR NEXT CONVERSION
CS
CS
A
5
THE PART GOES
CONVERSION RESULT
INTO TRACK
INVALID DATA
1
10
10
2
1
12
2
13
INVALID DATA
INVALID DATA
Figure 28. Entering Power- Down Mode
Figure 27. Entering Daisy-Chain Mode
Figure 29. Exiting Power-Down Mode
Figure 26. Normal Mode Operation
14
DAISY-CHAIN MODE
INVALID DATA
INVALID DATA
THE PART ENTERS
16
Rev. 0 | Page 19 of 32
16
1
10
THREE-STATE
THREE-STATE
1
10
CHANNEL FOR NEXT CONVERSION
CHANNEL FOR NEXT CONVERSION
THE PART IS FULLY
POWERED UP WITH V
FULLY ACQUIRED
THREE-STATE
THREE-STATE
CONVERSION RESULT
CONVERSION RESULT
12
NORMAL MODE
10
16
IN
12
16
14
AD7912/AD7922
16
AD7912/AD7922
16