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GS2972 Datasheet(Folha de dados) 3 Page - Gennum Corporation

Nome de Peças. GS2972
descrição  GS2972 3Gb/s, HD, SD SDI Transmitter
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Fbricantes  GENNUM [Gennum Corporation]
Página de início  http://www.gennum.com
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GS2972 3Gb/s, HD, SD SDI Transmitter
Product Brief
44723 - E
June 2008
The GS2972 includes an integrated Cable Driver fully
compliant with SMPTE 259M-C, SMPTE 292M and SMPTE
424M. It features automatic dual slew-rate selection,
depending on 3Gb/s, HD, or SD operational requirements.
Up to eight channels, in two groups, of serial digital audio
may be embedded into the video data stream, in accordance
with SMPTE 272M and SMPTE 299M. The input audio signal
formats supported by the device include AES/EBU, I2S and
serial audio. 16, 20 and 24-bit audio formats are supported
at 48kHz synchronous for SD modes and 48kHz
synchronous or asynchronous in HD or 3Gb/s modes.
Additional audio processing features include individual
channel enable, group selection, group replacement,
channel swapping and audio channel status insertion.
Functional Block Diagram
GS2972 Functional Block Diagram
Input
Mux/
Demux
DIN[19:0]
SMPTE 352M
Generation
and Insertion
ANC Data
Insertion
TRS, Line
Number
and CRC
Insertion
EDH
Packet
Insertion
DVB-ASI
8b/10b
Encoder
F/DE
V/VSYNC
H/HSYNC
TIM-861
Parallel to Serial
Converter
Mux
SMPTE
Cable
Driver
SDO
SDO
RSET
SDO_EN/DIS
PCLK
GSPI
Host
Interface
HANC/
VANC
Blanking
PLL with Low Noise
VCO
ClockCleaner
TM
LOCKED
NRZ/NRZI
SMPTE
Scrambler
CD_VDD
CD_GND
JTAG
Controller
20BIT/10BIT
ANC_BLANK
PLL_VDD
PLL_GND
AVDD
AGND
VCO_VDD
VCO_GND
SMPTE 425M
1080p 50/60 4:2:2 10-bit
Level B
Level A




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