參數(shù)資料
型號: UPD61051
廠商: NEC Corp.
英文描述: MOS INTEGRATED CIRCUIT MPEG2 AUDIO/VIDEO ENCODER
中文描述: 馬鞍山集成電路MPEG2音頻/視頻編碼器
文件頁數(shù): 23/106頁
文件大?。?/td> 824K
代理商: UPD61051
Data Sheet S15082EJ4V0DS
23
μ
PD61051, 61052
(2)
Encoding and Transcoding system
It can output the signal, which generates the pulse wide modulation (PWM) with comparing PCR/SCR of the
stream and system time clock value, for making the reference clock of the system.
Figure 2-5. System Time Clock Input (Encoding and Transcoding System)
μ
PD61051/61052
Video Decoder
XTAL
PWM
IVCLK
AMCLK
SCLK
STCLK
VCO
Filter
PLL
IVIN7 to IVIN0
OS
IS
27 MHz
Audio in
27 MHz
27 MHz
27 MHz
Audio ADC
2.3.2
Multiplex
It stamps SCR, PCR, DTS and PTS after multiplexing streams that are from the video encoder and the audio
encoder based on MPEG2-TS/PS.
Partial TS can be made by forming SIT packet from PSI and SI data of base on DVB.
It is possible to multiplex the packet that inputted from the host CPU interface.
2.3.3
De-multiplex
(1)
MPEG2-TS
Using the PID filter corresponding to 16 PIDs, It separates MPEG2-TS to one video stream, two audio streams,
and two user data streams. Internal CPU extracts section data in PSI and SI of base on DVB.
(2)
MPEG2-PS
With the stream ID filter, it separates MPEG2-PS to one video stream, one audio stream, and two user data
streams.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
UPD61051GD-LML 制造商:NEC 制造商全稱:NEC 功能描述:MOS INTEGRATED CIRCUIT MPEG2 AUDIO/VIDEO ENCODER
UPD61051GD-LML-A 制造商:NEC 制造商全稱:NEC 功能描述:MOS INTEGRATED CIRCUIT MPEG2 AUDIO/VIDEO ENCODER
UPD61052 制造商:NEC 制造商全稱:NEC 功能描述:MOS INTEGRATED CIRCUIT MPEG2 AUDIO/VIDEO ENCODER
UPD61052GD-LML 制造商:NEC 制造商全稱:NEC 功能描述:MOS INTEGRATED CIRCUIT MPEG2 AUDIO/VIDEO ENCODER
UPD61052GD-LML-A 制造商:NEC 制造商全稱:NEC 功能描述:MOS INTEGRATED CIRCUIT MPEG2 AUDIO/VIDEO ENCODER