參數(shù)資料
型號: L64780
廠商: LSI Corporation
英文描述: DVB-T COFDM Demodulator(對地數(shù)字視頻廣播 正交編碼頻率分割多路處理解調(diào)器)
中文描述: 的DVB - T COFDM解調(diào)器(對地數(shù)字視頻廣播正交編碼頻率分割多路處理解調(diào)器)
文件頁數(shù): 5/126頁
文件大?。?/td> 953K
代理商: L64780
Contents
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Contents
Chapter 1
Introduction
1.1
1.2
1.3
1.4
1.5
1.6
Overview
Using the L64780 in a Receiver
RF Tuner Block Functions
Modes of Operation
Features
Typical Performance
1-1
1-3
1-4
1-6
1-6
1-7
Chapter 2
Architectural Overview
2.1
Demodulator Module Functional Description
2.2
Analog-to-Digital Converter (ADC)
2.3
Automatic Gain Control (AGC)
2.3.1
AGC Target RMS Value
2.3.2
AGC External Loop Filter
2.3.3
AGC Loop Gain Ks
2.4
Real-to-Complex Conversion
2.5
Fast Fourier Transform (FFT) Block
2.6
Time Synchronization
2.6.1
Timing Loop Gain
2.6.2
TIM_CLK_INIT Register Definition
2.6.3
TIM External Loop Filter
2.7
Automatic Frequency Control (AFC)
2.7.1
Analog Frequency Synchronization
2.7.2
Digital Frequency Synchronization
2.7.3
AFC Loop Gain
2.7.4
AFC_INIT_FREQ Register Definition
2.7.5
AFC External Loop Filter
2.8
TPS Decoding and Frame Synchronization
2.9
Mode Control Logic
2-2
2-4
2-4
2-4
2-5
2-6
2-7
2-8
2-8
2-8
2-9
2-9
2-10
2-10
2-10
2-11
2-12
2-12
2-13
2-14