參數(shù)資料
型號: AD9858BSVZ
廠商: Analog Devices Inc
文件頁數(shù): 20/32頁
文件大小: 0K
描述: IC DDS DAC 10BIT 1GSPS 100-TQFP
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
設計資源: Low Jitter Sampling Clock Generator for High Performance ADCs Using AD9958/9858 and AD9515 (CN0109)
標準包裝: 1
分辨率(位): 10 b
主 fclk: 1GHz
調節(jié)字寬(位): 32 b
電源電壓: 3.14 V ~ 3.47 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 100-TQFP 裸露焊盤
供應商設備封裝: 100-TQFP-EP(14x14)
包裝: 托盤
產品目錄頁面: 552 (CN2011-ZH PDF)
AD9858
Rev. C | Page 27 of 32
APPLICATIONS INFORMATION
DAC
FILTER
PHASE/
FREQUENCY
DETECTOR
150MHz
DIVIDER
1/2/4
DIVIDER
1/2
ANALOG
MIXER
CHARGE PUMP
0.5mA TO 2mA
(0.5mA STEPS)
LOOP
FILTER
FIXED
LOOP
(LO1)
DDS
1GSPS
FREQUENCY
TUNING WORD
DC TO 400MHz
2GHz
2GHz ±150MHz
AD9858
2GHz
DDS/DAC
CLOCK 1000MHz
fREF
DC TO 150MHz
10
32
FILTER
VCO
03
16
6-
0
40
Figure 37. DDS Synthesizer Translation Loop Oscillator (Implemented in Translation Loop Evaluation Board)
DAC
FILTER
PHASE/
FREQUENCY
DETECTOR
150MHz
DIVIDER
1/2/4
CHARGE PUMP
0.5mA TO 2mA
(0.5mA STEPS)
LOOP
FILTER
DDS
1GSPS
FREQUENCY
TUNING WORD
DC TO 400MHz
VCO
DDS/DAC CLOCK
AD9858
F = M ×
fREF
DC TO 150MHz
10
32
DIVIDER
0
31
66
-0
41
Figure 38. DDS Synthesizer Single-Loop PLL Up-Conversion
DAC
FILTER
PHASE/
FREQUENCY
DETECTOR
150MHz
DDS
1GSPS
DIVIDER
1/2/4
DIVIDER
1/2
CHARGE PUMP
0.5mA TO 2mA
(0.5mA STEPS)
LOOP
FILTER
150MHz
REFERENCE
FREQUENCY
TUNING WORD
150MHz
1000
MHz
VCO
2GHz MAX
AD9858
32
03
16
6-
0
42
Figure 39. DDS Synthesizer AD9858 as Fractional N Synthesizer (Implemented in Fractional Divide Evaluation Board)
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