參數(shù)資料
型號： AD9954/PCBZ
廠商： Analog Devices Inc
文件頁數(shù)： 21/40頁
文件大?。?/td> 0K
描述： BOARD EVAL FOR 9954
產(chǎn)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(shù)字合成（DDS）
嵌入式： 否
已用 IC / 零件： AD9954
主要屬性： 14 位數(shù)模轉(zhuǎn)換器，32 位調(diào)節(jié)字寬
次要屬性： 400MHz 圖形用戶界面
已供物品： 板，軟件
產(chǎn)品目錄頁面： 552 (CN2011-ZH PDF)
相關產(chǎn)品： AD9954YSVZ-REEL7-ND - IC DDS DAC 14BIT 1.8V 48TQFP
AD9954YSVZ-ND - IC DDS DAC 14BIT 1.8V 48-TQFP
AD9954
Rev. B | Page 28 of 40
Table 13. Register Map—When Linear Sweep Enable Bit Is True (CFR1<21> = 1)
Note that the RAM Enable Bit CFR1<31> only activates the RAM itself, not the RAM segment control words.
Register Name
(Serial Address)
Bit
Range
(MSB)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
(LSB)
Bit 0
Default
Value Or
Profile
Control
Function
Register No. 1
(CFR1)
(0x00)
<7:0>
Digital
Power-
Down
Comp
Power-
Down
DAC
Power-
Down
Clock
Input
Power
Down
External
Power-
Down
Mode
Linear
Sweep
No Dwell
SYNC_CLK
Disable
Not
Used
0x00
<15:8>
SRR Load
Enable
AutoClr
Freq
Accum
AutoClr
Phase
Accum
Sine/
Cosine
Select
Clear
Freq
Accum
Clear
Phase
Accum
SDIO
Input
Only
LSB
First
0x00
<23:16>
Automatic
Sync
Enable
Software
Manual
Sync
Linear
Sweep
Enable
Not
Used
Not
Used
Not Used
Not
Used
0x00
<31:24>
RAM
Enable
RAM
Destination
Internal Profile Control<2:0>
Load ARR
Control
OSK
Enable
Auto
OSK
Enable
0x00
Control
Function
Register
No. 2 (CFR2)
(0x01)
<7:0>
REFCLK Multiplier
VCO
Range
Charge Pump
Current<1:0>
0x00
<15:8>
Not Used
High
Speed
Sync
Enable
Hardware
Manual
Sync
Enable
XTAL
OUT
Enable
Not
Used
0x00
<23:16>
Not Used
0x18
Amplitude
Scale Factor
(ASF) (0x02)
<7:0>
(0x07)
Amplitude Scale Factor Register<7:0>
<15:8>
Auto Ramp Rate
Speed Control<1:0>
Amplitude Scale Factor Register<13:8>
Amplitude
Ramp Rate
(ARR) (0x03)
<7:0>
Amplitude Ramp Rate Register<7:0>
Frequency
Tuning
Word
(FTW0)
(0x04)
<7:0>
Frequency Tuning Word No. 0<7:0>
0x00
<15:8>
Frequency Tuning Word No. 0<15:8>
0x00
<23:16>
Frequency Tuning Word No. 0<23:16>
0x00
<31:24>
Frequency Tuning Word No. 0<31:24>
0x00
Phase Offset
Word (POW0)
(0x05)
<7:0>
Phase Offset Word No. 0<7:0>
0x00
<15:8>
Open<1:0>
Phase Offset Word No. 0<13:8>
0x00
Frequency
Tuning
Word (FTW1)
(0x06)
<7:0>
Frequency Tuning Word No. 1<7:0>
<15:8>
Frequency Tuning Word No. 1<15:8>
<23:16>
Frequency Tuning Word No. 1<23:16>
<31:24>
Frequency Tuning Word No. 1<31:24>
Negative
Linear
Sweep
Control
Word (NLSCW)
(0x07)
<7:0>
Falling Delta Frequency Tuning Word<7:0>
PS0 = 0
<15:8>
Falling Delta Frequency Tuning Word<15:8>
PS0 = 0
<23:16>
Falling Delta Frequency Tuning Word<23:16>
PS0 = 0
<31:24>
Falling Delta Frequency Tuning Word<31:24>
PS0 = 0
<39:32>
Falling Sweep Ramp Rate Word<7:0>
PS0 = 0
Positive
Linear
Sweep
Control
Word (PLSCW)
(0x08)
<7:0>
Rising Delta Frequency Tuning Word<7:0>
PS0 = 1
<15:8>
Rising Delta Frequency Tuning Word<15:8>
PS0 = 1
<23:16>
Rising Delta Frequency Tuning Word<23:16>
PS0 = 1
<31:24>
Rising Delta Frequency Tuning Word <31:24>
PS0 = 1
<39:32>
Rising Sweep Ramp Rate Word<7:0>
PS0 = 1
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相關代理商/技術參數(shù)
參數(shù)描述
AD9954YSV 制造商:Analog Devices 功能描述:Direct Digital Synthesizer 400MHz 1-DAC 14-Bit Serial 48-Pin TQFP EP 制造商:Rochester Electronics LLC 功能描述:400 MSPS DDS W/14 BIT DAC - Bulk 制造商:Analog Devices 功能描述:IC DDS 400MSPS SMD 9954 TQFP48
AD9954YSV-REEL7 制造商:Rochester Electronics LLC 功能描述: 制造商:Analog Devices 功能描述:
AD9954YSVZ 功能描述:IC DDS DAC 14BIT 1.8V 48-TQFP RoHS:是 類別:集成電路 (IC) >> 接口 - 直接數(shù)字合成 (DDS) 系列:- 產(chǎn)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(diào)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)
AD9954YSVZ 制造商:Analog Devices 功能描述:IC DDS 400MSPS SMD 9954 TQFP48
AD9954YSVZ1 制造商:AD 制造商全稱:Analog Devices 功能描述:400 MSPS, 14-Bit, 1.8 V CMOS, Direct Digital Synthesizer
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