tga 4892 - sl 16qam dual channel linear driver preliminary datasheet: rev - 11 - 1 3 - 20 14 - 1 of 1 - disclaimer: subject to change without notice ? 201 4 triquint www.triquint.com applications ? 2 00 gb/s linear driver: 16qam product features ? 2 00 gb/s linear performance ? dual channel, single ended input and output ? <2 % thd at 1 ghz and 4 vpp ? excellent channel to channel isolation ? integrated broadband rf chokes ? power detector ? package size: 13 . 1 x 10. 6 x 3.6 mm measured data vin = 0.27 vpp , 32 gbps, prbs 2^31 - 1 general description the triquint tga 4892 - sl is a dual channel optical modulator linear driver amplifier designed for 2 00 gb/s optical markets. the tga 4892 - sl consists of two channels of high performance wideband amplifiers and integrated broad band rf chokes assembled in a 13 .1 x 10.6 x 3.6 mm package, requiring a minimum of off - chip components. the tga 4892 - sl has low total harmonic distortion (thd) of less than 2 % at 1 ghz and 4 vpp output. two tga 4892 - sls placed between the dac and optical modulator provides oems with a modulator linear driver surface mount solution. the tga 4892 - sl is lead - free and rohs compliant. evaluation board s and bias boards are available upon request. ordering information part no. eccn description tga 4892 - sl 5a991.b dual channel 2 00 gb/s linear modulator driver measured data -60 -50 -40 -30 -20 -10 0 0 5 10 15 20 25 30 35 40 channel isolation (db) frequency (ghz) channel isolation vs. frequency iso_q iso_i
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