TC35273 データシートの表示（PDF） - Toshiba

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TC35273

TOSHIBA MPEG-4 Audiovisual LSI

Toshiba 

Preliminary

MPEG-4 Audiovisual Codec LSI

TC35273

Fig. 18 indicates the detail timing diagram of the network bitstream interface.

‚ƒ

TSCKW

NWCLK

/NWOEN

/NWIEN

/NWINT

NWOFS

NWIFS

NWDI

NWDO

TENS

TENH

TSDIS

TSDIH

TSDOD

Fig. 18 Detailed Network Bit Stream Interface.

Table 17 Network bit stream timing.

Parameter

TSCKW

TENS

TENH

TSDIS

TSDIH

Description

Cycle time of NWCLK.

Duty ratio of NWCLK.

Setup time of /NOWEN,/NWIEN, /NWINT, NWOFS,

and NWIFS

Hold time of /NOWEN,/NWIEN, /NWINT, NWOFS,

and NWIFS

Setup time of NWDI

Hold time of NWDI

TSDOD

Delay time from NWCLK to NWDO

is TSYSCLK the cycle time of the internal clock in TC35273.

Min

Max

1000

50+/-10

TSYSCLK*3

TSYSCLK*1

2

TSYSCLK*3

TSYSCLK*1

2

TSYSCLK*12

Unit

ns

%

ns

ns

ns

ns

ns

4. Electric Specifications

4.1 TBD.

TOSHIBA Confidential

23/23

Version 0.90

2000-4-27

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