AD9540 Analog Devices, AD9540 Datasheet - Page 25

• Manufacturer Part Number: AD9540
• Description: 655 MHZ Low Jitter Clock Generator
• Manufacturer: Analog Devices

Register Name
(Serial Address)
Profile Control
Register 0 (PCR0)
(0x06)
Profile Control
Register 1 (PCR1)
(0x07)
Profile Control
Register 2 (PCR2)
(0x08)
Profile Control
Register 3 (PCR3)
(0x09)
1
In all cases, Open bits must be written to 0.
Bit
Range
<63:56>
<55:48>
<47:40>
<39:32>
<31:24>
<23:16>
<15:8>
<7:0>
<63:56>
<55:48>
<47:40>
<39:32>
<31:24>
<23:16>
<15:8>
<7:0>
<63:56>
<55:48>
<47:40>
<39:32>
<31:24>
<23:16>
<15:8>
<7:0>
<63:56>
<55:48>
<47:40>
<39:32>
<31:24>
<23:16>
<15:8>
<7:0>
Bit 7
(MSB)
Open
Open
Open
Open
Bit 6
1
1
1
1
Bit 5
Frequency Tuning Word 0 (FTW0) <47:40>
Frequency Tuning Word 0 (FTW0) <39:32>
Frequency Tuning Word 0 (FTW0) <31:24>
Frequency Tuning Word 0 (FTW0) <23:16>
Frequency Tuning Word 1 (FTW1) <47:40>
Frequency Tuning Word 1 (FTW1) <39:32>
Frequency Tuning Word 1 (FTW1) <31:24>
Frequency Tuning Word 1 (FTW1) <23:16>
Frequency Tuning Word 2 (FTW1) <47:40>
Frequency Tuning Word 2 (FTW2) <39:32>
Frequency Tuning Word 2 (FTW2) <31:24>
Frequency Tuning Word 2 (FTW2) <23:16>
Frequency Tuning Word 3 (FTW3) <47:40>
Frequency Tuning Word 3 (FTW3) <39:32>
Frequency Tuning Word 3 (FTW3) <31:24>
Frequency Tuning Word 3 (FTW3) <23:16>
Frequency Tuning Word. 0 (FTW0) <15:8>
Frequency Tuning Word 1 (FTW1) <15:8>
Frequency Tuning Word 2 (FTW2) <15:8>
Frequency Tuning Word 3 (FTW3) <15:8>
Frequency Tuning Word 0 (FTW0) <7:0>
Frequency Tuning Word 1 (FTW1) <7:0>
Frequency Tuning Word 2 (FTW2) <7:0>
Frequency Tuning Word 3 (FTW3) <7:0>
Rev. 0 | Page 25 of 32
Phase Offset Word 0 (POW0) <7:0>
Phase Offset Word 1 (POW1) <7:0>
Phase Offset Word 2 (POW2) <7:0>
Phase Offset Word 3 (POW3) <7:0>
Bit 4
Phase Offset Word 0 (POW0) <13:8>
Phase Offset Word 1 (POW1) <13:8>
Phase Offset Word 2 (POW2) <13:8>
Phase Offset Word 3 (POW3) <13:8>
Bit 3
Bit 2
Bit 1
Bit 0
(LSB)
AD9540
Default
Value/
Profile
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00