AD7273 Analog Devices, AD7273 Datasheet - Page 22

• Manufacturer Part Number: AD7273
• Description: 3 MSPS 10-Bit ADC in TSOT and MSOP Packages
• Manufacturer: Analog Devices

Specifications of AD7273

• Resolution (bits): 10bit
• # Chan: 1
• Sample Rate: 3MSPS
• Interface: Ser,SPI
• Analog Input Type: SE-Uni
• Ain Range: (Vref) p-p,Uni (Vref)
• Adc Architecture: SAR
• Pkg Type: SOP,SOT

AD7273/AD7274
SDATA
SDATA
SCLK
SCLK
CS
CS
THREE-
STATE
THREE-
STATE
t
t
2
2
TWO LEADING
TWO LEADING
Z
Z
1
1
ZEROS
t
t
ZEROS
3
3
ZERO
ZERO
2
2
t
DB11
4
DB9
Figure 37. AD7274 Serial Interface Timing Diagram 16 SCLK Cycle
3
3
DB10
DB8
t
t
Figure 38. AD7273 Serial Interface Timing Diagram
CONVERT
CONVERT
t
4
4
5
DB9
t
t
4
6
10
5
DB1
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1/THROUGHPUT
1/THROUGHPUT
11
DB1
B
DB0
t
7
13
12
ZERO
B
DB0
t
6
13
14
t
5
ZERO
ZERO
t
FOUR TRAILING
7
TWO TRAILING
ZEROS
ZEROS
14
15
ZERO
ZERO
15
16
ZERO
t
8
THREE-STATE
16
THREE-STATE
t
t
8
QUIET
t
t
1
QUIET
t
1