Qdatasheet_Logo
Integrated circuits, Transistor, Semiconductors Search and Datasheet PDF Download Site

EVAL-AD5668SDCZ View Datasheet(PDF) - Analog Devices

Part Name
Description
MFG CO.
'EVAL-AD5668SDCZ' PDF : 30 Pages View PDF
AD5628/AD5648/AD5668
Data Sheet
Table 11. Internal Reference Register
Internal REF Register (DB0)
0
1
Action
Reference off (default)
Reference on
Table 12. 32-Bit Input Shift Register Contents for Reference Set-Up Command
MSB
DB31 to DB28 DB27 DB26 DB25 DB24 DB23 DB22 DB21 DB20
X
1
0
0
0
X
X
X
X
Don’t cares
Command bits (C3 to C0)
Address bits (A3 to A0)—don’t cares
DB19 to DB1
X
Don’t cares
LSB
DB0
1/0
Internal REF
register
Table 13. Power-Down Modes of Operation
DB9
DB8
Operating Mode
0
0
Normal operation
Power-down modes
0
1
1 kΩ to GND
1
0
100 kΩ to GND
1
1
Three-state
Table 14. 32-Bit Input Shift Register Contents for Power-Down/Power-Up Function
MSB
LSB
DB31
DB19
to
to
DB28 DB27 DB26 DB25 DB24 DB23 DB22 DB21 DB20 DB10 DB9 DB8 DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
X
0
1
0
0
X
X
X
X
X
PD1 PD0 DAC DAC DAC DAC DAC DAC DAC DAC
H
G
F
E
D
C
B
A
Don’t
cares
Command bits (C3 to C0)
Address bits (A3 to A0)—
don’t cares
Don’t
Power-
cares down mode
Power-down/power-up channel selection—set bit to 1 to select
RESISTOR
STRING DAC
AMPLIFIER
VOUT
POWER-DOWN
CIRCUITRY
RESISTOR
NETWORK
Figure 61. Output Stage During Power-Down
Table 15. Clear Code Register
Clear Code Register
DB1
DB0
CR1
CR0
0
0
0
1
1
0
1
1
Clears to Code
0x0000
0x8000
0xFFFF
No operation
Table 16. 32-Bit Input Shift Register Contents for Clear Code Function
MSB
DB31 to DB28 DB27 DB26 DB25 DB24 DB23 DB22 DB21 DB20
X
0
1
0
1
X
X
X
X
Don’t cares
Command bits (C3 to C0)
Address bits (A3 to A0)—don’t cares
DB19 to DB2
X
Don’t cares
LSB
DB1
DB0
CR1
CR0
Clear code register
Rev. J | Page 26 of 30
Share Link: GO URL

All Rights Reserved © qdatasheet.com  [ Privacy Policy ] [ Contact Us ]