AD9511/PCB Analog Devices Inc, AD9511/PCB Datasheet - Page 50

• Manufacturer Part Number: AD9511/PCB
• Description: BOARD EVAL CLOCK DISTR 48LFCSP
• Manufacturer: Analog Devices Inc
• Type: Clock Distributionr

Specifications of AD9511/PCB

• Contents: Evaluation Board
• For Use With/related Products: AD9511
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

AD9511
Reg.
Addr.
(Hex)
34
34
35
35
35
36
36
36
37 (38) (39)
(3A) (3B)
(3C)
3D (3E) (3F) <1:0>
Bit(s) Name
<0>
<7:1>
<2:0> Ramp Current
<5:3> Ramp Capacitor
<7:6>
<0>
<5:1> Delay Fine Adjust
<7:6>
<7:0>
Fine Delay Adjust
Delay Control
OUT4
OUT4
OUT4
OUT4
Power-Down
LVPECL
OUT0
(OUT1)
(OUT2)
Description
Delay Block Control Bit.
Bypasses Delay Block and Powers It Down (Default = 1b).
Not Used.
The slowest ramp (200 μs) sets the longest full scale of approximately 10 ns.
<2>
0
0
0
0
1
1
1
1
Selects the Number of Capacitors in Ramp Generation Circuit.
More Capacitors => Slower Ramp.
<5>
0
0
0
0
1
1
1
1
Not Used.
Not Used.
Sets Delay Within Full Scale of the Ramp; There Are 32 Steps.
00000b => Zero Delay (Default).
11111b => Maximum Delay.
Not Used.
Not Used.
Mode
ON
PD1
PD2
PD3
<1>
0
0
1
1
Rev. A | Page 50 of 60
<0>
0
1
0
1
<1>
0
0
1
1
0
0
1
1
<4>
0
0
1
1
0
0
1
1
Description
Normal Operation
Test Only—Do Not Use
Safe Power-Down
Partial Power-Down; Use If
Output Has Load Resistors
Total Power-Down
Use Only If Output Has No
Load Resistors
<0>
0
1
0
1
0
1
0
1
<3>
0
1
0
1
0
1
0
1
Number of Capacitors
4 (Default)
3
3
2
3
2
2
1
Ramp Current (μs)
200
400
600
800
1000
1200
1400
1600
Output
ON
OFF
OFF
OFF