LMH0340, LMH0040, LMH0070, LMH0050 DVB-ASI Serializer Driver with LVDS

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LMH0340, LMH0040, LMH0070, LMH0050 DVB-ASI Serializer Driver with LVDS

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LMH0340, LMH0040, LMH0070, LMH0050 DVB-ASI Serializer Driver with LVDS Interface
LMH0340, LMH0040, LMH0070, LMH0050 DVB-ASI Serializer Driver with LVDS Interface
General Description
LMH0040 family products provide very simple serializer transmitter function, intended paired with FPGA host which will format data appropriately such that output LMH0040 will compliant with output requirements DVB-ASI, SMPTE 259M, SMPTE 292M. LMH0340 adds support SMPTE 424M, LMH0070 supports Mbps operation only, LMH0050 requires external cable driver. Throughout this document, explicitly stated, when LMH0040 referred this includes members family. interface between LMH0040 FPGA consists wide LVDS bus, LVDS clock SMBus interface. product packaged physically small package.
Specifications
Output compliant with SMPTE 424M, SMPTE 292M,
SMPTE 259M-C DVB-ASI
Typical power dissipation: Typical output jitter (HD,
Features
LVDS Interface external clock required Integrated Variable output Cable Driver 3.3V SMBus configuration interface 48pin package
Applications
interfaces for:
Video Cameras DVRs Video Switchers Video Editing Systems
Block Diagram
30017001
2007 National Semiconductor Corporation
300170
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LMH0040
TABLE Feature Table Device LMH0340 LMH0040 LMH0070 LMH0050 SMPTE 424M Support SMPTE 292M Support SMPTE 259M Support DVB-ASI Support SMPTE Compliant cable driver
Device Operation
LMH0040 serializer used digital video signal origination equipment. intended operated conjunction with FPGA host which preprocesses data then provides this data over five wide datapath. Provided host properly formatted data LMH0040, output device will compliant with DVB-ASI, SMPTE 259M-C, SMPTE 292M SMPTE 424M depending upon output mode selected.
high, then four nibbles from TX0-TX3 taken form word, which then converted code internal 8b10b encoder this word serialized driven output. nibble taken rising edge clock most significant nibble nibble taken falling edge least significant nibble. TX4+/TX4is low, then input TX0-TX3 ignored idle character inserted output stream.
DVB_ASI Mode
LMH0040 special mode DVB-ASI. this mode, input signal TX4+/TX4- treated data valid bit,
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LMH0040
Physical Dimensions inches (millimeters) unless otherwise noted
48-Lead Plastic Quad Package Package Number LQA48A
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LMH0340, LMH0040, LMH0070, LMH0050 DVB-ASI Serializer Driver with LVDS Interface
Notes
CONTENTS THIS DOCUMENT PROVIDED CONNECTION WITH NATIONAL SEMICONDUCTOR CORPORATION ("NATIONAL") PRODUCTS. NATIONAL MAKES REPRESENTATIONS WARRANTIES WITH RESPECT ACCURACY COMPLETENESS CONTENTS THIS PUBLICATION RESERVES RIGHT MAKE CHANGES SPECIFICATIONS PRODUCT DESCRIPTIONS TIME WITHOUT NOTICE. LICENSE, WHETHER EXPRESS, IMPLIED, ARISING ESTOPPEL OTHERWISE, INTELLECTUAL PROPERTY RIGHTS GRANTED THIS DOCUMENT. TESTING OTHER QUALITY CONTROLS USED EXTENT NATIONAL DEEMS NECESSARY SUPPORT NATIONAL'S PRODUCT WARRANTY. EXCEPT WHERE MANDATED GOVERNMENT REQUIREMENTS, TESTING PARAMETERS EACH PRODUCT NECESSARILY PERFORMED. NATIONAL ASSUMES LIABILITY APPLICATIONS ASSISTANCE BUYER PRODUCT DESIGN. BUYERS RESPONSIBLE THEIR PRODUCTS APPLICATIONS USING NATIONAL COMPONENTS. PRIOR USING DISTRIBUTING PRODUCTS THAT INCLUDE NATIONAL COMPONENTS, BUYERS SHOULD PROVIDE ADEQUATE DESIGN, TESTING OPERATING SAFEGUARDS. EXCEPT PROVIDED NATIONAL'S TERMS CONDITIONS SALE SUCH PRODUCTS, NATIONAL ASSUMES LIABILITY WHATSOEVER, NATIONAL DISCLAIMS EXPRESS IMPLIED WARRANTY RELATING SALE AND/OR NATIONAL PRODUCTS INCLUDING LIABILITY WARRANTIES RELATING FITNESS PARTICULAR PURPOSE, MERCHANTABILITY, INFRINGEMENT PATENT, COPYRIGHT OTHER INTELLECTUAL PROPERTY RIGHT. LIFE SUPPORT POLICY NATIONAL'S PRODUCTS AUTHORIZED CRITICAL COMPONENTS LIFE SUPPORT DEVICES SYSTEMS WITHOUT EXPRESS PRIOR WRITTEN APPROVAL CHIEF EXECUTIVE OFFICER GENERAL COUNSEL NATIONAL SEMICONDUCTOR CORPORATION. used herein: Life support devices systems devices which intended surgical implant into body, support sustain life whose failure perform when properly used accordance with instructions provided labeling reasonably expected result significant injury user. critical component component life support device system whose failure perform reasonably expected cause failure life support device system affect safety effectiveness. National Semiconductor National Semiconductor logo registered trademarks National Semiconductor Corporation. other brand product names trademarks registered trademarks their respective holders.
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LMH0340, LMH0040, LMH0070, LMH0050 DVB-ASI Serializer Driver with LVDS

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