01/2006 amt8630 10 gb/s 1310/1550nm pin-tia advanced product information ? rev 0.0 features ? 10 gb/s differential output tia ? 7.5 ghz bandwidth ? -20 dbm typical sensitivity ? +3 dbm optical overload ? 1250-1620nm pin photodetector ? transimpedance gain of 12k and 450mvpp output applications ? sonet oc-192/sdh stm-64 ? 10gb/s ethernet high speed 5-pin package product description the anadigics amt8630 is a low cost optical receiver capable of operation to 10gb/s. a high performance pin photodiode and a low noise, high gain transimpedance pre-amplifier (tia) are incorporated in a hermetic high speed header. the bandwidth is 7.5ghz and dynamic range is over 23db. high gain of the tia eliminates the need for a separate post amplifier in most applications. these devices are readily designed into receivers, transceivers and transponders for sonet oc- 192/sdh stm-64 and 10 gigabit ethernet. figure 1: functional block diagram voutn v pd voutp r f p in 1 2 3 4 vref v tia 5
amt8630 advanced product information ? rev 0.0 2 01/2006 electrical characteristics table 1: absolute maximum ratings parameter min max unit supply voltage -0.5 4.0 v photodiode bias voltage 2 10 v optical input power - + 10 dbm storage temperature - 40 + 125 o c stresses in excess of the absolute ratings may cause permanent damage. functional operation is not implied under these conditions . exposure to absolute ratings for extended periods of time may adversely affect reliability. table 2: electrical specifications parameter min typ max unit wavelength 1250 - 1620 nm sensitivity (1) - -20 -19 db overload - 3 - dbm responsivity 1550nm 0.80 0.90 - a/w responsivity 1310nm 0.75 0.85 - a/w dark current - 0.2 5 na small signal transimpedance gain (differential) 10.5 12 13.5 k ? small signal 3db bandwidth 7 8 10 ghz low frequency cutoff - 10 45 khz output return lo ss (differential) (2) - 9 - db output voltage swing (differential) 350 450 650 mv p-p optical return loss 50 55 - db photodiode bias voltage 2.5 3.3 9 v tia supply voltage 3.1 3.3 3.5 v tia supply current - 32 - ma power consumption 85 105 142 mw operating temper ature -40 25 85 o c (1) 10gb/s prbs 2 31 -, 1550nm, er >12db (2) ?(s 11 - s 21 + s 22 - s 12 ), 100mhz ? 9ghz figure 2: pin location 1 2 3 4 5 table 3: pin description pin name description 1 voutp non-inverted output voltage. logical ?1? with an optical input. output is not ac coupled. 2 v tia amplifier supply voltage: 3.3v 3 v pd photodiode bias: 3.3v 4 voutn inverted output voltage: logical ?0? with an optical input. output is not ac coupled 5 ground ground
amt8630 advanced product information ? rev 0.0 3 01/2006 performance -6 -4 -2 0 2 4 6 8 10 12 0123456789101112 ghz db figure 3: frequency response of amt 8630-t46l-eva (-20dbm optical input) figure 4: optical input power: ?5dbm, extinction ratio: 12db. (50mv/div, 20ps/div) figure 5: optical input power: ?10dbm, extinction ratio: 12db. (50mv/div, 20ps/div) figure 6: optical input power: ?15dbm, extinction ratio: 12db. (50mv/div, 20ps/div) figure 7: optical input power: ?20dbm, extinction ratio: 12db. (20mv/div, 20ps/div)
amt8630 advanced product information ? rev 0.0 4 01/2006 package dimensions (mm [inches]) 1.23 [0.0485] 5.41 [0.2132] 4.76 [0.1875] 0.38 [0.0150] 3.18 [0.1251] 3.66 [0.1440] 4.71 [0.1857] 1.32 [0.0520] 0.56 [0.0219] r0.23 [r0.0089] r0.12 [r0.0049] r0.23 [r0.0089] 0.89 [0.0351] 2.54 [0.1001] 1.17 [0.0461] 4x evaluation board vpd vtia 100nf 100nf gnd gnd 100nf 100nf rf out (p) rf out (n) 22uf/20v 22uf/20v gnd gnd 180nh 180nh 10nf 10nf gnd gnd 330r 10nf gnd gnd gnd voutp voutn v pd v tia gnd ordering information part number package description amt8630-t46l 3.3v high speed 5 pin package with ball lens amt8630-h1 3.3v high speed 5 pin package with pigtail AMT8630-T46L-EVA 3.3v high speed 5 pin package wi th ball lens mounted on evaluation board amt8630-h1-eva 3.3v high speed 5 pin package with pigtail mounted on evaluation board anadigics, inc. 829 flynn road camarillo, california 93012, u.s.a. tel: +1 (805) 445-4500 fax: +1 (805) 445-4502 url: http://www.anadigics.com e-mail: mktg@anadigics.com important notice anadigics, inc. reserves the right to ma ke changes to its products or discontinue any product at any time without notice. the p roduct specifications contained in advanced product information sheets and preliminary da ta sheets are subject to change prior to a product?s formal introduction. information in data sheets have been carefully checked and are as sumed to be reliable; however, anadigics assumes no responsibi lity for inaccuracies. anadigics strongly urges cu stomers to verify that the information t hey are using is current before placing order s. warning anadigics products are not intende d for use in life support appliances, devices, or systems. use of an anadigics product in an y such application without written consent is prohibited.
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