product brief august 2000 TMOD0110G 10 gbits/s modulator driver features n operation from dc to 10 gbits/s (nrz) n differential outputs adjustable to 2.7 vp-p each (r l = 50 w ) n internal 50 w input/output terminations n integrated output offset control for chirp reduction n integrated eye crossover (duty cycle) control n single C6.8 v (or C5.2 v) power supply n 32-lead surface-mount package applications n electroabsorption modulated lasers (emls) and mach-zehnder lithium niobate modulators n sonet/sdh oc-192/stm-64 transmission systems n sonet/sdh test equipment n digital video transmission n optical transmitters functional description the TMOD0110G is a gallium arsenide (gaas) integrated circuit used to provide voltages to drive optical modulators in high-speed, non-return-to-zero (nrz) transmission systems. the TMOD0110G is designed for use in sonet oc-192 and sdh stm-64 transmitter applications. an input buffer with complementary inputs and 50 w terminations provides an excellent match for differential sources. the eye crossover (duty cycle), modulator dc offset, and peak-to-peak output voltage swing are all user- adjustable by setting the dc voltage on the respective control pin. the differential outputs allow the TMOD0110G to drive lithium niobate modulators. for single-ended output eml applications, the user may terminate the unused output with a load that best matches the load of the eml. the TMOD0110G can be tuned at the factory to operate on either a C6.8 v or a C5.2 v power supply. the TMOD0110G is available in a 32-lead hermetic, surface-mount package.
product brief TMOD0110G 10 gbits/s modulator driver august 2000 lucent technologies inc. reserves the right to make changes to the product(s) or information contained herein without notice. n o liability is assumed as a result of their use or application. no rights under any patent accompany the sale of any such product(s) or information. copyright ? 2000 lucent technologies inc. all rights reserved september 2000 pb00-139hspl for additional information, contact your microelectronics group account manager or the following: internet: http://www.lucent.com/micro e-mail: docmaster@micro.lucent.com n. america: microelectronics group, lucent technologies inc., 555 union boulevard, room 30l-15p-ba, allentown, pa 18109-3286 1-800-372-2447 , fax 610-712-4106 (in canada: 1-800-553-2448 , fax 610-712-4106) asia pacific: microelectronics group, lucent technologies singapore pte. ltd., 77 science park drive, #03-18 cintech iii, singap ore 118256 tel. (65) 778 8833 , fax (65) 777 7495 china: microelectronics group, lucent technologies (china) co., ltd., a-f2, 23/f, zao fong universe building, 1800 zhong shan xi road, shanghai 200233 p. r. china tel. (86) 21 6440 0468 , ext. 325 , fax (86) 21 6440 0652 japan: microelectronics group, lucent technologies japan ltd., 7-18, higashi-gotanda 2-chome, shinagawa-ku, tokyo 141, japan tel. (81) 3 5421 1600 , fax (81) 3 5421 1700 europe: data requests: microelectronics group dataline: tel. (44) 7000 582 368 , fax (44) 1189 328 148 technical inquiries: germany: (49) 89 95086 0 (munich), united kingdom: (44) 1344 865 900 (ascot), france: (33) 1 40 83 68 00 (paris), sweden: (46) 8 594 607 00 (stockholm), finland: (358) 9 3507670 (helsinki), italy: (39) 02 6608131 (milan), spain: (34) 1 807 1441 (madrid) functional description ( continued ) 0717(f) figure 1. TMOD0110G block diagram d inb d in d out d outb gnd i b2 v dut i p 50 w 50 w v ss v ip 300 w 60 w 60 w i b1 300 w
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