AD9915 AD [Analog Devices], AD9915 Datasheet - Page 38

• Manufacturer Part Number: AD9915
• Description: 2.5 GSPS Direct Digital Synthesizer with 12-Bit DAC
• Manufacturer: AD [Analog Devices]

Register
Name (Serial
Address)
Profile 0 (P0)
Profile 1 (P1)
Profile 1 (P1)
Profile 2 (P2)
Profile 2 (P2)
Profile 3 (P3)
Profile 3 (P3)
AD9915
Phase/
Amplitude
Register
(0x0C)
Frequency
Tuning
Word 1
Register
(0x0D)
Phase/
Amplitude
Register
(0x0E)
Frequency
Tuning
Word 2
Register
(0x0F)
Phase/
Amplitude
Register
(0x10)
Frequency
Tuning
Word 3
Register
(0x11)
Phase/
Amplitude
Register
(0x12)
Bit Range
(Parallel
Address)
[7:0]
(0x30)
[15:8]
(0x31)
[23:16]
(0x32)
[31:24]
(0x33)
[7:0]
(0x34)
[15:8]
(0x35)
[23:16]
(0x36)
[31:24]
(0x37)
[7:0]
(0x38)
[15:8]
(0x39)
[23:16]
(0x3A)
[31:24]
(0x3B)
[7:0]
(0x3C)
[15:8]
(0x3D)
[23:16]
(0x3E)
[31:24]
(0x3F)
[7:0]
(0x40)
[15:8]
(0x41)
[23:16]
(0x42)
[31:24]
(0x43)
[7:0]
(0x44)
[15:8]
(0x45)
[23:16]
(0x46)
[31:24]
(0x47)
[7:0]
(0x48)
[15:8]
(0x49)
[23:16]
(0x4A)
[31:24]
(0x4B)
Bit 7
(MSB)
Bit 6
Open
Open
Open
Open
Bit 5
Rev. A | Page 38 of 48
Bit 4
Frequency Tuning Word 1[23:16]
Frequency Tuning Word 1[31:24]
Frequency Tuning Word 2[23:16]
Frequency Tuning Word 2[31:24]
Frequency Tuning Word 3[23:16]
Frequency Tuning Word 3[31:24]
Frequency Tuning Word 1[15:8]
Frequency Tuning Word 2[15:8]
Frequency Tuning Word 3[15:8]
Frequency Tuning Word 1[7:0]
Frequency Tuning Word 2[7:0]
Frequency Tuning Word 3[7:0]
Amplitude Scale Factor 0[7:0]
Amplitude Scale Factor 1[7:0]
Amplitude Scale Factor 2[7:0]
Amplitude Scale Factor 3[7:0]
Phase Offset Word 0[15:8]
Phase Offset Word 1[15:8]
Phase Offset Word 2[15:8]
Phase Offset Word 3[15:8]
Phase Offset Word 0[7:0]
Phase Offset Word 1[7:0]
Phase Offset Word 2[7:0]
Phase Offset Word 3[7:0]
Bit 3
Amplitude Scale Factor 0[11:8]
Amplitude Scale Factor 1[11:8]
Amplitude Scale Factor 2[11:8]
Amplitude Scale Factor 3[11:8]
Bit 2
Bit 1
Bit 0
(LSB)
Data Sheet
Default
Value
(Hex)
0x00
0x00
0x00
0x00
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
1