參數資料
型號： AD9956-VCO/PCBZ
廠商： Analog Devices Inc
文件頁數： 17/32頁
文件大?。?/td> 0K
描述： BOARD EVAL 14BIT 1.8V 48LFCSP
產品培訓模塊： Direct Digital Synthesis Tutorial Series (1 of 7): Introduction
Direct Digital Synthesizer Tutorial Series (7 of 7): DDS in Action
Direct Digital Synthesis Tutorial Series (3 of 7): Angle to Amplitude Converter
Direct Digital Synthesis Tutorial Series (6 of 7): SINC Envelope Correction
Direct Digital Synthesis Tutorial Series (4 of 7): Digital-to-Analog Converter
Direct Digital Synthesis Tutorial Series (2 of 7): The Accumulator
標準包裝： 1
系列： AgileRF™
主要目的： 計時，直接數字合成（DDS）
已用 IC / 零件： AD9956
已供物品： 板
相關產品： AD9956YCPZ-ND - IC SYNTHESIZER 1.8V 48LFCSP
AD9956YCPZ-REEL7-ND - IC SYNTHESIZER 1.8V 48LFCSP
AD9956
Rev. A | Page 24 of 32
REGISTER MAP AND DESCRIPTION
Table 5.
Register
Name
(Serial
Address)
Bit
Range
(MSB) Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
(LSB)
Default
Value/
Profile
<31:24>
Open1
Open1
Open1
PLL Lock
Error
0x00
<23:16>
LOAD SRR @
I/O_UPDATE
Auto-Clr
Frequency
Accum.
Auto-
Clr
Phase
Accum.
Enable
Sine
Output
Clear
Frequency
Accum.
Clear
Phase
Accum.
Linear
Sweep
Enable
Linear
Sweep
No Dwell
0x00
<15:8>
LSB First
SDI/O
Input
Only
Open1
Open1
Open1
0x00
Control
Function
Register 1
(CFR1)
(0x00)
<7:0>
Digital
Power-
Down
PFD Input
Power-
Down
PLLREF
Crystal
Enable
SYNC_CLK
Disable
Auto Sync
Multiple
AD9956s
Software
Manual
Sync
Hardware
Manual
Sync
High
Speed
Sync
Enable
0x00
<39:32>
DAC
Power-
Down
Open1
Open1
Internal
Band Gap
Power-
Down
Internal
CML
Driver
DRV_RSET
0x00
<31:24>
Clock Driver Rising Edge <31:29>
Clock Driver Falling Edge Control
<28:26>
PLL Lock
Detect
Enable
PLL Lock
Detect
Mode
0x00
<23:16>
RF Divider
Power-
Down
RF Divider Ratio
<22:21>
Clock
Driver
Power-
Down
Clock Driver Input
Select <19:18>
Slew Rate
Control
RF Div
REFCLK
Mux Bit
0x78
<15:8>
Divider N Control <15:12>
Divider M Control <11:8>
0x00
Control
Function
Register 2
(CFR2)
(0x01)
<7:0>
Open1
CP
Polarity
CP
Full PD
CP
Quick PD
CP Current Scale <2:0>
0x07
<23:16>
Rising Delta Frequency Tuning Word <23:16>
0x00
<15:8>
Rising Delta Frequency Tuning Word <15:8>
0x00
Rising Delta
Frequency
Tuning
Word
(RDFTW)
(0x02)
<7:0>
Rising Delta Frequency Tuning Word <7:0>
0x00
<23:16>
Falling Delta Frequency Tuning Word <23:16>
0x00
<15:8>
Falling Delta Frequency Tuning Word <15:8>
0x00
Falling Delta
Frequency
Tuning
Word
(FDFTW)
(0x03)
<7:0>
Falling Delta Frequency Tuning Word <7:0>
0x00
<15:8>
Rising Sweep Ramp Rate <15:8>
0x00
Rising
Sweep
Ramp Rate
(RSRR)
(0x04)
<7:0>
Rising Sweep Ramp Rate <7:0>
0x00
<15:8>
Rising Sweep Ramp Rate <15:8>
0x00
Falling
Sweep
Ramp Rate
(FSRR)
(0x05)
<7:0>
Rising Sweep Ramp Rate <7:0>
0x00
1 In all cases, open bits must be written to 0.
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AD9956XCPZ 制造商:Analog Devices 功能描述:DGTL SYNTHESIZER 48LFCSP EP - Tape and Reel
AD9956YCP 制造商:Analog Devices 功能描述:- Trays
AD9956YCPZ 功能描述:IC SYNTHESIZER 1.8V 48LFCSP RoHS:是 類別:集成電路 (IC) >> 接口 - 直接數字合成 (DDS) 系列:- 產品變化通告:Product Discontinuance 27/Oct/2011 標準包裝:2,500 系列:- 分辨率（位）:10 b 主 fclk:25MHz 調節(jié)字寬（位）:32 b 電源電壓:2.97 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:16-TSSOP（0.173"，4.40mm 寬） 供應商設備封裝:16-TSSOP 包裝:帶卷 (TR)
AD9956YCPZ1 制造商:AD 制造商全稱:Analog Devices 功能描述:2.7 GHz DDS-Based AgileRF
AD9956YCPZ-REEL1 制造商:AD 制造商全稱:Analog Devices 功能描述:2.7 GHz DDS-Based AgileRF
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