HDMI to VGA,AV to HDMI,AV to VGA Solutions and Original IC ect.-TVIA, Inc.

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HDMI to SDI Solutions

If you are interested in this board or convert box, please contact sales@tvia.com
　
1. Introduction

TVIA HDMI-SDI is a convert box which supports to convert HDMI signal to broadcast SDI signal output and convert standard HD or SD HDMI signal to broadcast quality HD or SD SDI signal and independent analog audio output.

2. Applications

TVIA HDMI-SDI is widely used at different levels of TV stations and non-linear proceeding areas which use SDI signal、all kinds of optical transport area which use HDMI port.

3. Function & Features

TVIA HDMI-SDI has advanced function with input support current widely use edition HDMI1.3 and down compatible with edition HDMI1.2 and HDMI1.2 or under these editions. The output end support current top 3G SDI and 1.485G SDI HD signal in the industry.

TVIA HDMI-SDI has first-rate picture output quality and fully meets the requirements of broadcasting and TV machine room and non-linear system.

TVIA HDMI-SDI emphasizes the compatibility of signal’s support. It does cycle tests for current HDMI signals to get perfect support from them. After converting to SDI signal, it also supports most SDI port display devices by doing cycle tests.

TVIA HDMI-SDI focuses broadcasting and TV machine room’s 24-hour operating environment、 stresses stability from design to component lectotype and manufacturing technique and supports 24*7 work.

TVIA HDMI-SDI has advanced function、stable operation and wide compatibility proved with over 1-year volume production and assessed and used by many customers.

4. Specification

SDI output format:

　　- SD SDI

　　- HD SDI

　　- 3G SDI

　　- 270M b/s, 625/25 PAL, 525/30 NTSC

　　- 1.485G b/s, 720P 23.98/24/25/29.97/30/50/59.94/60Hz

　　- 1.485G b/s, 1080i50Hz,1080i59.94,1080i60Hz

　　- 3G b/s, 1080p 23.98/24/25/29.97/30/50/60

　　- BNC port

SDI compatibility

　　- SD, HD, 3G output

　　- SMPTE-259/274/296/372/424/425/292 compatible

HDMI input

　　- HDMI 1.2/1.3

　　- HDMI bandwidth: 24bit, 30bit.

　　- 480i, 576i, 720P, 1080i, 1080P

　　- Standard HDMI-A Port

SDI output

　　- 2-way SDI bypass output

　　- BNC port

Audio output

　　- SDI embedded 8 channel audio

　　- 24 bit wide

　　- Twin channel simulate audio difference output (optional)

signal index

　　- Impedance：75 Ω

　　- DC PWL offset: 0V±500mv

　　- Signal PWL: 800mv±10%

　　- Return Loss

SD-SDI below 13db

HD-SDI below 10db

　　- increase/decrease time

SD-SDI: 400ps-1500ps

HD-SDI: less than 270ps

　　- increase/decrease time difference less than 10%

　　- Dithering less than 0.2UI p-p

power specification

　　- DCM: 5V

　　- Max. Current: 2000MA