參數(shù)資料
型號: AD9773
廠商: Analog Devices, Inc.
英文描述: 12-Bit, 160 MSPS 2】/4】/8】 Interpolating Dual TxDAC+ D/A Converter
中文描述: 12位,160 MSPS的2】/ 4】/ 8】TxDAC系列插雙D / A轉(zhuǎn)換
文件頁數(shù): 18/19頁
文件大?。?/td> 218K
代理商: AD9773
AD9773
18
PRELIMINARY TECHNICAL DATA
Figure 15. Complex Representation of Two Stage
Upconversion
output = real
×
1
complex baseband
signal
ej(
ω
1+
ω
2)t
dc
frequency
1/2
1/2
ω
1-
ω
2
ω
1+
ω
2
= real
Figure 14. Two Stage Upconversion and Resulting Image Rejection
real channel (in)
a
imaginary channel (in)
dc
dc
b
real
imaginary
complex
modulator
out
quadrature
modulator
real channel (out)
imaginary channel (out)
-a/2j
a/2
a/2
fC
-fC*
-
+
fC
-fC
b/2j
-b/2j
b/2
b/2
fC
-fC
fC
-fC
a/2j
to quadrature
modulator
a/4+b/4j
a/4-b/4j
a/4-b/4j
-fQ*
-fQ
fQ
fQ
-fQ+fC
-fQ-fC
fQ+fC
fQ-fC
-
a/4-b/4j a/4+b/4j
-a/4+b/4j
=
-fQ
fQ
a/2-b/2j
rejected images
*fC = complex modulation frequency
*fQ = quadrature modulation frequency
a/4+b/4j
-a/4-b/4j
a/2+b/2j
In purely complex terms, figure 15 represents the two
stage upconversion from complex baseband to carrier.
In this example,
ω
1 and
ω
2 represent the modulation
frequencies of the digital complex modulator and the
quadrature modulator.
REV. PrA
相關(guān)PDF資料
PDF描述
AD9773AST 12-Bit, 160 MSPS 2】/4】/8】 Interpolating Dual TxDAC+ D/A Converter
AD9773EB 12-Bit, 160 MSPS 2】/4】/8】 Interpolating Dual TxDAC+ D/A Converter
AD9774AS 14-Bit, 32 MSPS TxDAC⑩ with 4x Interpolation Filters
AD9774EB 14-Bit, 32 MSPS TxDAC⑩ with 4x Interpolation Filters
AD9774 14-Bit,32 MSPS DAC with 4× Interpolation Filters(14位的,輸入數(shù)據(jù)數(shù)率為32MSPS的具有內(nèi)插濾波器的D/A轉(zhuǎn)換器)
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AD9773AST 制造商:AD 制造商全稱:Analog Devices 功能描述:12-Bit, 160 MSPS 2】/4】/8】 Interpolating Dual TxDAC+ D/A Converter
AD9773BSV 制造商:Analog Devices 功能描述:DAC 2-CH R-2R 12-bit 80-Pin TQFP EP 制造商:Rochester Electronics LLC 功能描述:12BIT 160 MSPS DUAL TXDAC+ D/A CONVERTER - Bulk 制造商:Analog Devices 功能描述:IC 12-BIT DAC
AD9773BSVRL 制造商:Analog Devices 功能描述:DAC 2-CH R-2R 12-bit 80-Pin TQFP EP T/R
AD9773BSVZ 功能描述:IC DAC 12BIT DUAL 160MSPS 80TQFP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)模轉(zhuǎn)換器 系列:TxDAC® 標(biāo)準(zhǔn)包裝:1 系列:- 設(shè)置時間:4.5µs 位數(shù):12 數(shù)據(jù)接口:串行,SPI? 轉(zhuǎn)換器數(shù)目:1 電壓電源:單電源 功率耗散(最大):- 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:8-SOIC(0.154",3.90mm 寬) 供應(yīng)商設(shè)備封裝:8-SOICN 包裝:剪切帶 (CT) 輸出數(shù)目和類型:1 電壓,單極;1 電壓,雙極 采樣率(每秒):* 其它名稱:MCP4921T-E/SNCTMCP4921T-E/SNRCTMCP4921T-E/SNRCT-ND
AD9773BSVZRL 功能描述:IC DAC 12BIT DUAL 160MSPS 80TQFP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)模轉(zhuǎn)換器 系列:TxDAC® 產(chǎn)品培訓(xùn)模塊:Data Converter Fundamentals DAC Architectures 標(biāo)準(zhǔn)包裝:750 系列:- 設(shè)置時間:7µs 位數(shù):16 數(shù)據(jù)接口:并聯(lián) 轉(zhuǎn)換器數(shù)目:1 電壓電源:雙 ± 功率耗散(最大):100mW 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-LCC(J 形引線) 供應(yīng)商設(shè)備封裝:28-PLCC(11.51x11.51) 包裝:帶卷 (TR) 輸出數(shù)目和類型:1 電壓,單極;1 電壓,雙極 采樣率(每秒):143k