go to philips semiconductors' home page catalog & datasheets catalog by function catalog by system cross reference models packages application notes selection guides other technical documentation end of life information relevant links - about catalog tree - about search - about this site - subscribe to enews - catalog & datasheets - search - products similar to tda8822 ? tda8822 - download pdf ? tda8822 product information page information as of 2001-06-06 ? tda8822; universal i2c-bus programmable rf modulator ? description ? features ? applications ? datasheet ? block diagram ? products, packages, availability and ordering ? parametrics ? find similar products ? order this product online - subscribe to enews to be kept informed on tda8822, subscribe to enews. description go to the top of this page the tda8822 is a programmable modulator which generates an rf tv channel from a baseband video signal and a baseband audio signal in the event of negative video and fm sound standards (b/g, i, d/k, m and n standards). two pll frequency-synthesizers set the picture carrier frequency and the sound subcarrier frequency to the required frequencies. these pll frequency-synthesizers are programmed via the i 2 c-bus. the i 2 c-bus controls these features: video modulation depth l sound subcarrier modulation deviation l picture-to-sound ratio. l this makes the ic suitable for multistandard applications without any adjustment into the application. additional features are provided like an input for the nicam or second fm carrier, a test pattern signal generator with a led driver and a general purpose output port. features go to the top of this page 5 v power supply l video amplifier with clamp and white clip circuits l programmable video modulation depth l fm sound modulator (4.5, 5.5, 6.0 and 6.5 mhz) l programmable picture-to-sound ratio l programmable deviation of the sound subcarrier l input for modulated nicam sound subcarrier or second frequency modulated sound subcarrier l asymmetrical or symmetrical rf output buffer l symmetrical rf oscillator for uhf or vhf band according to the application l one i 2 c-bus programmable output port l on-chip phase-locked loop (pll) frequency synthesizer for the rf carrier l on-chip pll frequency synthesizer for the sound carrier l on-chip power supply regulator l on-chip i 2 c-bus and/or hardware controlled test pattern signal generator (tpsg) with led driver l rf output switch-off during tuning. l philips semiconductors: product information on tda8822, universal i2c-bus programmable rf modulator file:///j|/imaging/bitting/mail_pdf/cpl_images/c1_tda8822.html (1 of 3) [7/20/2001 5:10:43 pm]
applications go to the top of this page video recorders l cable converters l satellite receivers l set top boxes. l datasheet go to the top of this page type nr. title publication release date datasheet status page count file size (kb) datasheet tda8822? universal i2c-bus programmable rf modulator? 08-jan-97? preliminary specification? 28 ? 150? download pdf ? download? block diagram go to the top of this page block diagram of tda8822m/c1 products, packages, availability and ordering go to the top of this page partnumber north american partnumber order code (12nc) marking/packing download pdf ? ic packing info package device status buy online tda8822m/c1? ? 9352?210?10112? standard marking * tube? sot340-1 (ssop24)? full?production? - ? ? 9352?210?10118? standard marking * reel pack, smd, 13"? sot340-1 (ssop24)? full?production? - ? tda8822mdb? 9352?210?10512? standard marking * tube dry pack? sot340-1 (ssop24)? full?production? order this product online - ? tda8822mdb-t? 9352?210?10518? standard marking * reel dry pack, smd, 13"? sot340-1 (ssop24)? full?production? order this product online - tda8822t/c1? TDA8822TD? 9352?210?20112? standard marking * tube? sot137 (so24; ms-013ad; 075e05)? full?production? order this product online - ? TDA8822TD-t? 9352?210?20118? standard marking * reel pack, smd, 13"? sot137 (so24; ms-013ad; 075e05)? full?production? order this product online - parametrics go to the top of this page typenumber package supply voltage (v)typ. asymmetrical and symmetrical rf outputs external adjustment of modulation depth and level of sound subcarrier fm sound modulator input for modulated nicam stereo or second fm sound subcarrier on-chip bus and/or hardware controlled test pattern signal generator (tpsg) with led on-chip pll frequency synthesizer and power supply regulator on-chip test pattern signal generator (tpsg) output frequency in the uhf band(mhz) programmable deviation of sound subcarrier programmable picture to sound ratio programmable video modulation depth supply current(ma) video amplifier has clamp and white clip circuits tda8822m/c1 sot340 5 yes yes yes yes yes yes yes 45.25 to 855.25 yes yes yes <70 yes tda8822t/c1 sot137 (so24, ms-013ad, 075e05) 5 yes yes yes yes yes yes yes 45.25 to 855.25 yes yes yes <70 yes find similar products: go to philips semiconductors: product information on tda8822, universal i2c-bus programmable rf modulator file:///j|/imaging/bitting/mail_pdf/cpl_images/c1_tda8822.html (2 of 3) [7/20/2001 5:10:43 pm]
the top of this page products similar to tda8822 ? tda8822 links to the similar products page containing an overview of products that are similar in function or related to the part number(s) as listed on this page. the similar products page includes products from the same catalog tree(s) , relevant selection guides and products from the same functional category. copyright ? 2001 royal philips electronics all rights reserved. terms and conditions . philips semiconductors: product information on tda8822, universal i2c-bus programmable rf modulator file:///j|/imaging/bitting/mail_pdf/cpl_images/c1_tda8822.html (3 of 3) [7/20/2001 5:10:43 pm]
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