AD9910/PCBZ Analog Devices Inc, AD9910/PCBZ Datasheet - Page 59

• Manufacturer Part Number: AD9910/PCBZ
• Description: Direct Digital Synthesis Evaluation Board
• Manufacturer: Analog Devices Inc
• Series: AgileRF™r

Specifications of AD9910/PCBZ

• Silicon Manufacturer: Analog Devices
• Application Sub Type: Direct Digital Synthesizer
• Kit Application Type: Clock & Timing
• Silicon Core Number: AD9910
• Kit Contents: Board
• Design Resources: Synchronizing Multiple AD9910 1 GSPS Direct Digital Synthesizers (CN0121)
• Main Purpose: Timing, Direct Digital Synthesis (DDS)
• Embedded: No
• Utilized Ic / Part: AD9910
• Primary Attributes: 14-Bit DAC, 32-Bit Tuning Word Width
• Secondary Attributes: 1GHz, Graphical User Interface
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: Q3335404

I/O Update Rate Register—Address 0x04
Four bytes are assigned to this register. This register is effective without the need for an I/O update.
Table 22. Bit Descriptions for I/O Update Rate Register
Bit(s)
31:0
Frequency Tuning Word Register (FTW)—Address 0x07
Four bytes are assigned to this register.
Table 23. Bit Descriptions for FTW Register
Bit(s)
31:0
Phase Offset Word Register (POW)—Address 0x08
Two bytes are assigned to this register.
Table 24. Bit Descriptions for POW Register
Bit(s)
15:0
Amplitude Scale Factor Register (ASF)—Address 0x09
Four bytes are assigned to this register.
Table 25. Bit Descriptions for ASF Register
Bit(s)
31:16
15:2
1:0
Mnemonic
Frequency tuning word
Mnemonic
I/O update rate
Mnemonic
Phase offset word
Mnemonic
Amplitude ramp rate
Amplitude scale factor
Amplitude step size
Description
Ineffective unless CFR2[23] = 1. This 32-bit number controls the automatic I/O update
rate (see the Automatic I/O Update section for details); default is 0xFFFFFFFF.
Description
32-bit frequency tuning word.
Description
16-bit phase offset word.
Description
16-bit amplitude ramp rate value. Effective only if CFR1[9:8] = 11b; see the Output Shift
Keying (OSK) section for details.
14-bit amplitude scale factor.
Effective only if CFR1[9:8] = 11b; see the Output Shift Keying (OSK) section for details.
Rev. C | Page 59 of 64
AD9910