250 MHz.1000 MHz Quadrature Modulator

PRODUCT DESCRIPTION The AD8345 is a silicon RFIC quadrature modulator, designed for use from 140 MHz to 1000 MHz. Its excellent phase accuracy and amplitude balance enable the high performance direct modulation of an IF carrier. The AD8345 accurately splits the external LO signal into two quadra

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300 MHz to 1000 MHz Quadrature Modulator

GENERAL DESCRIPTION The ADL5370 is the first in the fixed-gain quadrature modulator (F-MOD) family designed for use from 300 MHz to 1000 MHz. Its excellent phase accuracy and amplitude balance enable high performance intermediate frequency or direct radio frequency modulation for communication sy

文件：2.60771 Mbytes 頁數(shù)：20 Pages

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400 MHz to 6 GHz Broadband Quadrature Modulator

GENERAL DESCRIPTION The ADL5375 is a broadband quadrature modulator designed for operation from 400 MHz to 6 GHz. Its excellent phase accuracy and amplitude balance enable high performance intermediate frequency or direct radio frequency modulation for communication systems. FEATURES Outpu

文件：2.15928 Mbytes 頁數(shù)：32 Pages

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Correcting Imperfections in IQ Modulators to Improve RF Signal Fidelity

INTRODUCTION The in-phase and quadrature modulator (IQ modulator) is a key component in modern wireless transmitters. It provides a convenient method for modulating data bits or symbols onto an RF carrier. IQ upconversion has become the architecture of choice for implementing transmitter signal c

文件：209.66 Kbytes 頁數(shù)：8 Pages

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140 MHz 至1000 MHz 正交調(diào)制器

AD8345是一款硅RFIC正交調(diào)制器，設(shè)計用于140 MHz至1000 MHz頻率范圍。該器件提供極低的本底噪聲和高輸出功率，可明顯改善輸出動態(tài)范圍。它需要一個低LO驅(qū)動電平，提供額定50 Ω緩沖輸出。\n\n 該器件可提供出色的振幅和相位平衡以及邊帶抑制特性，支持高階/高容量QAM調(diào)制無線電。\n\n 此外，AD8345已經(jīng)過測試，可用作CDMA/GSM/W-CDMA蜂窩基礎(chǔ)設(shè)施設(shè)備中的中頻調(diào)制器，或用作800 – 900 MHz蜂窩頻段的直接變頻調(diào)制器。\n\n AD8345采用16引腳超薄緊縮小型(TSSOP)封裝，配有裸露焊盤，額定溫度范圍為–40°C至 ? 輸出頻率范圍：140 MHz至1000 MHz\n\n? I/Q基帶頻率范圍：DC至80 MHz，輸出功率：+2.5 dBm P1 dB\n\n? 本底噪聲：–155 dBm/Hz;

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140 MHz to 1000 MHz Quadrature Modulator

PRODUCT DESCRIPTION The AD8345 is a silicon RFIC quadrature modulator, designed for use from 140 MHz to 1000 MHz. Its excellent phase accuracy and amplitude balance enable the high performance direct modulation of an IF carrier. The AD8345 accurately splits the external LO signal into two quadra

文件：362.46 Kbytes 頁數(shù)：20 Pages

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250 MHz.1000 MHz Quadrature Modulator

PRODUCT DESCRIPTION The AD8345 is a silicon RFIC quadrature modulator, designed for use from 140 MHz to 1000 MHz. Its excellent phase accuracy and amplitude balance enable the high performance direct modulation of an IF carrier. The AD8345 accurately splits the external LO signal into two quadra

文件：372.74 Kbytes 頁數(shù)：16 Pages

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250 MHz.1000 MHz Quadrature Modulator

PRODUCT DESCRIPTION The AD8345 is a silicon RFIC quadrature modulator, designed for use from 140 MHz to 1000 MHz. Its excellent phase accuracy and amplitude balance enable the high performance direct modulation of an IF carrier. The AD8345 accurately splits the external LO signal into two quadra

文件：372.74 Kbytes 頁數(shù)：16 Pages

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250 MHz.1000 MHz Quadrature Modulator

PRODUCT DESCRIPTION The AD8345 is a silicon RFIC quadrature modulator, designed for use from 140 MHz to 1000 MHz. Its excellent phase accuracy and amplitude balance enable the high performance direct modulation of an IF carrier. The AD8345 accurately splits the external LO signal into two quadra

文件：372.74 Kbytes 頁數(shù)：16 Pages

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140 MHz to 1000 MHz Quadrature Modulator

PRODUCT DESCRIPTION The AD8345 is a silicon RFIC quadrature modulator, designed for use from 140 MHz to 1000 MHz. Its excellent phase accuracy and amplitude balance enable the high performance direct modulation of an IF carrier. The AD8345 accurately splits the external LO signal into two quadra

文件：362.46 Kbytes 頁數(shù)：20 Pages

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