09/2009 APS3628 APS3628 eight-way active power splitter a dvanced product information - r ev 0.1 s34 package 24 pin qfn 4 mm x 4 mm x 1 mm features ? single input, eight output design ? wideband operation to above 1 ghz ? nominal 3.2 db gain ? 4.7 db typical noise figure ? single +3.3v or +5v supply ? high linearity, low distortion current adjust pin for optimizing distortion ? performance ? single-ended 75 ohm inputs/outputs ? materials set consistent with rohs directives applications ? all-digital catv set-top boxes with multiple tuners ? home gateways, multiple-tuner tvs and set-top boxes product description this APS3628 active splitter from anadigics accepts a broadband rf input from 50 mhz to 1002 mhz and splits the signal to provide eight broadband rf outputs with minimal degradation of quality. the single- package surface mount device amplifes the input using highly linear, low noise amplifcation stages, and couples the amplifed signal to eight separate output paths that each can drive digital video tuners. the overall linearity of each path is maintained across the entire operating frequency range, ensuring low distortion effects on each output signal. requiring a single voltage supply of either +3.3v or +5 v, the active splitter is manufactured using anadigics highly reliable gaas mesfet process. the small surface mount qfn packaging makes this device ideal for use in todays set-top boxes, televisions and video tuner cards requiring multiple- tuner solutions. figure 1: functional block diagram
2 advanced product information - rev 0.1 09/2009 APS3628 table 1: pin description figure 2: pinout diagram (x-ray top view) pin name description pin name description 1 bias bias 24 n/c no connection 2 n/c no connection 23 rf out1 rf output 1 3 n/c no connection 22 n/c no connection 4 rf in rf input 21 rf out2 rf output 2 5 n/c no connection 20 n/c no connection 6 n/c no connection 19 rf out3 rf output 3 7 n/c no connection 18 n/c no connection 8 rf out8 rf output 8 17 rf out4 rf output 4 9 n/c no connection 16 n/c no connection 10 rf out7 rf output 7 15 n/c no connection 11 n/c no connection 14 rf out5 rf output 5 12 rf out6 rf output 6 13 n/c no connection
advanced product information - rev 0.1 09/2009 APS3628 3 electrical characteristics table 2: absolute minimum and maximum ratings 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 3: operating ranges the device may be operated safely over these conditions; however, parametric performance is guaranteed only over the conditions defned in the electrical specifcations. parameter min max unit comments supply voltage (v 0 +8 v rf input power +40 dbmv per channel 132 channel loading esd rating 500 1000 v human body model, class 1b charged device model, class 3 msl level msl-1 parameter min typ max unit comments operating frequency (f) 50 1002 mhz supply voltage (v +3.0 5.25 v supplied via output pins rf input power (p in -15 +15 dbmv per channel current adjust pin (i adj 0 +0.5 v case temperature (t -5 +85 no damage to device operating over -30 to +95 c range
4 advanced product information - rev 0.1 09/2009 APS3628 table 4: electrical specifcations (t amb = +25 c, v cc = +3.3 v, i cc = 200 ma, 75 ? system) notes: (1) 132 channels, +15 dbmv input per channel, 0 db tilt. parameter min typ max unit comments gain at 50 mhz 3.5 db noise figure 4 db ctb (1) -70 dbc cso (1) -58 dbc xmod (1) -67 dbc rf isolation input-output output-output 25 25 db input return loss -10 db power consumption 660 mw
advanced product information - rev 0.1 09/2009 APS3628 5 notes: 1. application circuits are available for other supply voltages. contact anadigics broadband engineering for more detail. 2) the bias pin is normally grounded for 3.3 v applications. however, the device linearity may be improved at v dd = 5 v by applying an external voltage on the pin, using a voltage divider circuit between v dd and gnd. 3) l2 and c3 may be necessary for matching. the values are determined by the application, as needed. c2 c2 l1 2 4 1 rf i np ut rf out 4 rf out 3 rf out 5 c2 l1 l1 l1 3 5 6 8 9 7 12 11 10 c1 add 17 15 18 16 14 13 23 22 24 19 20 21 rf out 6 c2 l1 l1 c2 rf out 1 c2 rf out 2 rf out 8 rf out 7 l1 vdd = 3.3 v or 5 v c2 c2 bi 2) c1 c1 c1 c1 c1 c1 c1 c1 c3 l2 c1: 0.01 ?f c2: 100 pf l1: 470 nh *see note 3 figure 3: 8-way active splitter digital application circuit application information
6 advanced product information - rev 0.1 09/2009 APS3628 package outline a b d f g i h to vi de vi bo ttom view 1 4 24 n 1 2. t mi na #1 id enti fi nd pad n um beri ng nv enti on s onfor m jesd 9 5-1 01 2 4. di me ns n s m iz ed ad nd s me as ured b en 0.25 nd 0 .30 mm fr om ad . 1. di m ens ons n mi lim s, ng s in d egrees . 3. l ead nari ty: 0.05 ma x. di me ns ion mi nt yp ma x a3 .9 04 .0 04 .1 0 b3 .9 04 .0 04 .1 0 c0 .8 00 .9 01 .0 0 d0 .0 00 .0 20 .0 5 e2 .5 02 .6 52 .8 0 f 1 .00 bsc . g0 .180 0.25 00 .300 h 0 .50 bsc . i0 .3 50 .4 00 .4 5 mi ll im et er s figure 4: s34 package outline - 24 pin 4 mm x 4 mm x 1 mm qfn figure 5: branding specifcation pa rt number pin 1 identifier co untr y co de (x) 3628r zzzx l ot number (zzz) date co de y= y ear ww= wo rk w eek yw w
warning anadigics products are not intended for use in life support appliances, devices or systems. use of an anadigics product in any such application without written consent is prohibited. important notice anadigics, inc. 141 mount bethel road warren, new jersey 07059, u.s.a. tel: +1 (908) 668-5000 fax: +1 (908) 668-5132 url: http://www.anadigics.com e-mail: mktg@anadigics.com anadigics, inc. reserves the right to make changes to its products or to discontinue any product at any time without notice. the product specifcations contained in advanced product information sheets and preliminary data sheets are subject to change prior to a products formal introduction. information in data sheets have been carefully checked and are assumed to be reliable; however, anadigics assumes no responsibilities for inaccuracies. anadigics strongly urges customers to verify that the information they are using is current before placing orders. advanced product information - rev 0.1 09/2009 7 APS3628 ordering information order number temperature range package description component packaging APS3628rs34p8 -5 c to +85 24 pin 4 mm x 4 mm x 1 mm lpcc (qfn) 2,500 piece tape & reel
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