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AD9548 Datasheet(PDF) 62 Page - Analog Devices

Part # AD9548
Description  Quad/Octal Input Network Clock Generator/Synchronizer
PDF  111 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

AD9548 Datasheet(HTML) 62 Page - Analog Devices

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AD9548
Data Sheet
Addr
Opt1
Name
D7
D6
D5
D4
D3
D2
D1
D0
Def
0x0407
S
Unused
OUT3
CMOS
phase
invert
OUT3
polarity
invert
OUT3
drive
strength
OUT3 mode
0x03
0x0408
S
Distribution
channel
dividers
Q0 [23:0]
0x00
0x0409
S
0x00
0x040A
S
0x00
0x040B
S
Unused
Q0 [29:24]
0x00
0x040C
S
Q1 [23:0]
0x00
0x040D
S
0x00
0x040E
S
0x00
0x040F
S
Unused
Q1 [29:24]
0x00
0x0410
S
Q2 [23:0]
0x00
0x0411
S
0x00
0x0412
S
0x00
0x0413
S
Unused
Q2 [29:24]
0x00
0x0414
S
Q3 [23:0]
0x00
0x0415
S
0x00
0x0416
S
0x00
0x0417
S
Unused
Q3 [29:24]
0x00
Reference Inputs
0x0500
S
Reference
power-down
Ref DD
power-
down
Ref D
power-
down
Ref CC
power-
down
Ref C
power-
down
Ref BB
power-
down
Ref B
power-
down
Ref AA
power-
down
Ref A
power-
down
0x00
0x0501
S
Reference
logic family
Ref BB logic family [1:0]
Ref B logic family [1:0]
Ref AA logic family [1:0]
Ref A logic family [1:0]
0x00
0x0502
S
Ref DD logic family [1:0]
Ref D logic family [1:0]
Ref CC Logic Family [1:0]
Ref C Logic Family [1:0]
0x00
0x0503
C
Manual
reference
profile
selection
Enable Ref
AA manual
profile
Ref AA manual profile [2:0]
Enable Ref
A manual
profile
Ref A manual profile [2:0]
0x00
0x0504
C
Enable Ref
BB Manual
Profile
Ref BB manual profile [2:0]
Enable Ref B
manual
profile
Ref B manual profile [2:0]
0x00
0x0505
C
Enable Ref
CC Manual
Profile
Ref CC manual profile [2:0]
Enable Ref
C manual
profile
Ref C manual profile [2:0]
0x00
0x0506
C
Enable Ref
DD Manual
Profile
Ref DD manual profile [2:0]
Enable Ref
D manual
profile
Ref D manual profile [2:0]
0x00
0x0507
C
Phase build-
out switching
Unused
Phase master threshold priority [2:0]
0x00
Profile Registers—Profile 0
0x0600
L
Priorities
Phase lock
scale
Unused
Promoted priority [2:0]
Selection priority [2:0]
0x00
0x0601
L
Reference
period
Nominal period (femtoseconds) [47:0] (up to 1.125 sec)
0x00
0x0602
L
0x00
0x0603
L
0x00
0x0604
L
0x00
0x0605
L
0x00
0x0606
L
0x00
0x0607
L
Unused
Nominal period [49:48]
0x00
0x0608
L
Tolerance
Inner tolerance (1/tolerance) [15:0] (removes fault status; 10% down to 1 ppm)
0x00
0x0609
L
0x00
0x060A
L
Unused
Inner tolerance [19:16]
0x00
0x060B
L
Outer tolerance (1/tolerance) [15:0] (indicates fault status; 10% down to 1 ppm)
0x00
0x60C
L
0x00
0x060D
L
Unused
Outer tolerance [19:16]
0x00
0x060E
L
Validation
Validation timer (milliseconds) [15:0] (up to 65.5 sec)
0x00
0x060F
L
0x00
0x0610
L
Redetect
timeout
Redetect timer (milliseconds) [15:0] [up to 65.5 seconds]
0x00
0x0611
L
0x00
Rev. G | Page 62 of 111



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