Datasheet

AD9516-3 Data Sheet
Rev. C | Page 70 of 80
Reg.
Addr.
(Hex) Bits Name Description
0x0F4 4 OUT4 invert Sets the output polarity.
0: noninverting (default).
1: inverting.
[3:2]
OUT4 LVPECL
Sets the LVPECL output differential voltage (V
OD
).
differential voltage
3 2 V
OD
(mV)
0 0 400
0 1 600
1 0 780 (default)
1
1
960
[1:0] OUT4 power-down LVPECL power-down modes.
1 0 Mode Output
0 0 Normal operation (default). On
0 1 Partial power-down, reference on; use only if there are no external load
resistors.
Off
1 0 Partial power-down, reference on, safe LVPECL power-down. Off
1 1 Total power-down, reference off; use only if there are no external load
resistors.
Off
0x0F5 4 OUT5 invert Sets the output polarity.
0: noninverting (default).
1: inverting.
[3:2] OUT5 LVPECL Sets the LVPECL output differential voltage (V
OD
).
differential voltage
3
2
V
OD
(mV)
0 0 400
0 1 600
1 0 780 (default)
1 1 960
[1:0]
OUT5 power-down
LVPECL power-down modes.
1 0 Mode Output
0 0 Normal operation. On
0 1 Partial power-down, reference on; use only if there are no external load
resistors.
Off
1
0
Partial power-down, reference on, safe LVPECL power-down (default).
Off
1 1 Total power-down, reference off; use only if there are no external load
resistors.
Off