–7–

REV. PrB

PRELIMINARYTECHNICALDATA

Preliminary Technical Data

AD7273/AD7274

Figure 5. AD7274 Serial Interface Timing Diagram

Timing Example 1

From Figure 6, having

Timing Example 2

Having

Figure 6. Serial Interface Timing Example

Figures 5 and 6 show some of the timing parameters from the Timing Specifications table.

&6

SCLK

15

13

15

SDATA

2 LEADING

ZERO’S

THREE-

STATE

2

3

4

16

THREE-STATE

DB10

14

ZERO

Z

B

1/ THROUGHPUT

DB11

DB9

ZERO

ZERO

DB0

DB1

2 TRAILING

ZERO’S

SCLK

1

5

2

34

&6

13

14

B

12.5(1/fSCLK)

1/THROUGHPUT

15

16

12