參數(shù)資料
型號(hào): 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(yè)數(shù): 25/106頁(yè)
文件大?。?/td> 824K
代理商: UPD61051
Data Sheet S15082EJ4V0DS
25
μ
PD61051, 61052
2.4
Stream Interface
When it inputs MPEG2-TS, it is able to connect parallel data or serial data with the
μ
PD61051/61052. When it
inputs MPEG2-PS, it should connect parallel data with the
μ
PD61051/61052.
2.4.1
Parallel steam data interface
This LSI connects to external device by the master mode or the slave mode. When parallel interface, the
maximum stream input rate is 100 Mbps, the maximum stream output rate is 30 Mbps. The stream of MPEG encoding
and transcode is limited to 15 Mbps on MPEG MP@ML.
(1)
Stream Input
It is possible to receive 4 bytes data after invalid of ISREQ of the stream input.
Remark
ISSTB and ISCLK are identical pins.
Figure 2-7. Parallel Stream Receiving Mode (1/2)
(a) Example for Receiving of MPEG2-TS
1 packet (188 bytes)
rved
data
Valid
data
Valid
data
Valid
data
Valid
data
Valid
data
Valid
data
Valid
data
Valid
data
Valid
data
1st
Valid
data
ISVLD
ISCLK
IS7 to IS0
ISSYNC
Release in a TS packet
No
received
data
ISCLK shall be under 13.5 MHz.
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