AD9957/PCBZ Analog Devices Inc, AD9957/PCBZ Datasheet - Page 51

• Manufacturer Part Number: AD9957/PCBZ
• Description: D/A Converter Evaluation Board
• Manufacturer: Analog Devices Inc
• Series: AgileRF™r

Specifications of AD9957/PCBZ

• Silicon Manufacturer: Analog Devices
• Application Sub Type: Direct Digital Synthesizer
• Kit Application Type: Clock & Timing
• Silicon Core Number: AD9957
• Kit Contents: Board
• Main Purpose: Timing: DDS Modulators
• Embedded: No
• Utilized Ic / Part: AD9957
• 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

Table 14. RAM, ASF, Multichip Sync, and Profile 0 Registers
Register Name
(Serial Address)
RAM Segment
Register 0 (0x05)
RAM Segment
Register 1 (0x06)
Amplitude Scale
Factor (ASF)
Register
(0x09)
Multichip Sync
Register (0x0A)
Profile 0
Register—Single
Tone (0x0E)
Profile 0
Register—QDUC
(0x0E)
Bit Range
(Internal
Address)
<47:40>
<39:32>
<31:24>
<23:16>
<15:8>
<7:0>
<47:40>
<39:32>
<31:24>
<23:16>
<15:8>
<7:0>
<31:24>
<23:16>
<15:8>
<7:0>
<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)
Address 0<1:0>
Address 0<1:0>
Address 1<1:0>
Address 1<1:0>
Sync Validation Delay<3:0>
RAM Start
RAM Start
RAM End
RAM End
Open
Sync Generator Delay<4:0>
Sync Receiver Delay<4:0>
Bit 6
Amplitude Scale Factor<5:0>
Sync State Preset Value<5:0>
CCI Interpolation Rate<7:2>
Bit5
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Bit
4
Frequency Tuning Word<31:24>
Frequency Tuning Word<23:16>
Frequency Tuning Word<31:24>
Frequency Tuning Word<23:16>
Open
Open
RAM Address Step Rate 0<15:8>
RAM Address Step Rate 1<15:8>
Frequency Tuning Word<15:8>
Frequency Tuning Word<15:8>
RAM Address Step Rate 0<7:0>
RAM Address Step Rate 1<7:0>
Amplitude Scale Factor<13:6>
Frequency Tuning Word<7:0>
Frequency Tuning Word<7:0>
Amplitude Ramp Rate<15:8>
Amplitude Scale Factor<7:0>
Amplitude Ramp Rate<7:0>
RAM Start Address 0<9:2>
RAM Start Address 1<9:2>
Phase Offset Word<15:8>
Phase Offset Word<15:8>
RAM End Address 0<9:2>
RAM End Address 1<9:2>
Bit 3
Sync
Receiver
Enable
Phase Offset Word<7:0>
Phase Offset Word<7:0>
Output Scale Factor
Amplitude Scale Factor<13:8>
Bit 2
Sync
Generator
Enable
Open
Open
RAM Playback Mode 0<2:0>
RAM Playback Mode 1<2:0>
Bit 1
Sync
Generator
Polarity
Spectral Invert
Amplitude Step Size<1:0>
Open
Open
Open
Bit 0
(LSB)
Open
Inverse
CCI Bypass
AD9957
Default
Value
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x08
0xB5
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00