Datasheet
Data Sheet AD5601/AD5611/AD5621
Rev. G | Page 15 of 24
Figure 41. AD5621 Input Register Contents
Figure 42. AD5611 Input Register Contents
Figure 43. AD5601 Input Register Contents
Figure 44.
SYNC
Interrupt Facility
DB15 (MSB)
PD1
PD0 D11
D10
D9 D8 D7 D6 D5 D4 D3
D2
D1 D0
X
X
DB0 (LSB)
DATA BITS
POWER-DOWN MODES
0
1
0
1
0
0
1
1
NORMAL OPERATION
1kΩ TO GND
100kΩ TO GND
THREE-STATE
06853-040
DB15 (MSB)
PD1 PD0 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 X X X
X
DB0 (LSB)
DATA BITS
POWER-DOWN MODES
0
1
0
1
0
0
1
1
NORMAL OPERATION
1kΩ TO GND
100kΩ TO GND
THREE-STATE
06853-041
DB15 (MSB)
PD1 PD0 D8 D7 D6 D5 D4 D3 D2 D1 X X X X X
X
DB0 (LSB)
DATA BITS
POWER-DOWN MODES
0
1
0
1
0
0
1
1
NORMAL OPERATION
1kΩ TO GND
100kΩ TO GND
THREE-STATE
06853-042
06853-043
DB15 DB15 DB0DB0
INVALID WRITE SEQUENCE:
SYNC HIGH BEFORE 16
TH
FALLING EDGE
VALID WRITE SEQUENCE, OUTPUT UPDATES
ON THE 16
TH
FALLING EDGE
SYNC
SCLK
SDIN