AD7476 データシートの表示（PDF） - Analog Devices
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AD7476 Datasheet PDF : 20 Pages
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AD7476/AD7477/AD7478
t1
CS
tCONVERT
t2
t6
B
SCLK
1
2
3
4
5
13
14
15
16
t3
THREE-
t4
t7
STATE
SDATA
Z ZERO
ZERO
ZERO
DB11
DB10
4 LEADING ZEROS
t5
DB2
DB1
t8
tQUIET
DB0
THREE-STATE
Figure 15. AD7476 Serial Interface Timing Diagram
t1
CS
tCONVERT
t2
t6
B
SCLK
1
2
3
4
5
13
14
15
16
THREE-
STATE
SDATA
t3
Z ZERO ZERO ZERO
4 LEADING ZEROS
t4
DB9
t7
DB8
DB0
t5
ZERO
t8
tQUIET
THREE-STATE
ZERO
2 TRAILING
ZEROS
Figure 16. AD7477 Serial Interface Timing Diagram
t1
CS
tCONVERT
t2
t6
B
SCLK
1
2
3
4
THREE-
STATE
SDATA
t3
Z ZERO
ZERO
ZERO
t4
DB7
12
13
14
15
16
t7
t5
t8
tQUIET
ZERO ZERO ZERO
THREE-STATE
ZERO
4 LEADING ZEROS
8 BITS OF DATA
4 TRAILING ZEROS
Figure 17. AD7478 Serial Interface Timing Diagram
REV. D
–15–
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