american microsystems, inc. october 1999 this document contains information on a preproduction product. specifications and information herein are subject to change with out notice. 10.1.99 FS6282 FS6282 FS6282 FS6282 dual pll clock generator ic dual pll clock generator ic dual pll clock generator ic dual pll clock generator ic iso9001 iso9001 iso9001 iso9001 1.0 features ? dual phase-locked loop (pll) device with three out- put clock frequencies ? 3.3v supply voltage ? small circuit board footprint (8-pin 0.150 soic) ? custom frequency selections available - contact your local ami sales representative for more information figure 1: pin configuration 1 8 2 3 4 7 6 5 clka vss xin xout vdd clkc clkb oe FS6282 8-pin (0.150 ) soic 2.0 description the FS6282 is a monolithic cmos clock generator ic designed to minimize cost and component count in digital video/audio systems. two high-resolution phase-locked loops generate two output clocks (clka and clkb) through an array of post- dividers. all frequencies are ratiometrically derived from the crystal oscillator frequency. the locking of all the out- put frequencies together can eliminate unpredictable ar- tifacts in video systems and reduce electromagnetic in- terference (emi) due to frequency harmonic stacking. table 1: crystal / output frequencies device f xin (mhz) clka (mhz) clkb (mhz) clkc (mhz) FS6282-03 20.000 20.000 48.000 8.000 note: contact ami for custom pll frequencies figure 2: block diagram crystal osc. FS6282 xout xin clkc clka divider array pll pll clkb oe
american microsystems, inc. october 1999 2 10.1.99 FS6282 FS6282 FS6282 FS6282 dual pll clock generator ic dual pll clock generator ic dual pll clock generator ic dual pll clock generator ic iso9001 iso9001 iso9001 iso9001 table 2: pin descriptions key: ai = analog input; ao = analog output; di = digital input; di u = input with internal pull-up; di d = input with internal pull-down; dio = digital input/output; di-3 = three-level digital input, do = digital output; p = power/ground; # = active low pin pin type name description 1doclkaclock output a 2 p vss ground 3 ai xin crystal oscillator feedback 4 ao xout crystal oscillator drive 5doclkbclock output b 6doclkcclock output c 7 p vdd power (+3.3 volts) 8di u oe output enable (outputs active when oe=vdd) 3.0 electrical specifications table 3: absolute maximum ratings stresses above those listed under absolute maximum ratings may cause permanent damage to the device. these conditions represent a stress rating only, and functional operation of the device at these or any other conditions above the operational limits noted in this specification is not implied. exposure to maximum rati ng conditions for extended conditions may affect device performance, functionality, and reliability. parameter symbol min. max. units supply voltage (v ss = ground) v dd v ss -0.5 7 v input voltage, dc v i v ss -0.5 v dd +0.5 v output voltage, dc v o v ss -0.5 v dd +0.5 v input clamp current, dc (v i < 0 or v i > v dd )i ik -50 50 ma output clamp current, dc (v i < 0 or v i > v dd )i ok -50 50 ma storage temperature range (non-condensing) t s -65 150 c ambient temperature range, under bias t a -55 125 c junction temperature t j 125 c lead temperature (soldering, 10s) 260 c input static discharge voltage protection (mil-std 883e, method 3015.7) 2 kv caution: electrostatic sensitive device permanent damage resulting in a loss of functionality or performance may occur if this device is subjected to a high-energy ele c- trostatic discharge. table 4: operating conditions parameter symbol conditions/description min. typ. max. units supply voltage v dd 3.3v 10% 3.0 3.3 3.6 v ambient operating temperature range t a 070c
american microsystems, inc. october 1999 3 10.1.99 FS6282 FS6282 FS6282 FS6282 dual pll clock generator ic dual pll clock generator ic dual pll clock generator ic dual pll clock generator ic iso9001 iso9001 iso9001 iso9001 table 5: dc electrical specifications unless otherwise stated, v dd = 3.3v 10%, no load on any output, and ambient temperature range t a = 0c to 70c. parameters denoted with an asterisk ( * ) represent nominal characterization data and are not production tested to any specific limits. where given, min and max characterization data are 3 f rom typical. negative currents indicate current flows out of the device. parameter symbol conditions/description min. typ. max. units overall supply current, dynamic, with loaded outputs i dd f xtal = 13.5mhz; c l = 10pf, v dd = 3.6v 30 ma crystal oscillator crystal loading capacitance c l(xtal) as seen by a crystal connected to xin and xout 18 pf clock outputs (clka, clkb) z oh v o = 0.1v dd ; output driving high 45 output impedance * z ol v o = 0.1v dd ; output driving low 45 ? short circuit source current * i osh v o = 0v; shorted for 30s, max. -35 ma short circuit sink current * i osl v o = 3.3v; shorted for 30s, max. 35 ma table 6: ac timing specifications unless otherwise stated, v dd = 3.3v 10%, no load on any output, and ambient temperature range t a = 0c to 70c. parameters denoted with an asterisk ( * ) represent nominal characterization data and are not production tested to any specific limits. where given, min and max characterization data are 3 f rom typical. parameter symbol conditions/description min. typ. max. units overall synthesis error (unless otherwise noted in frequency table) 0 ppm clock outputs (clka, clkb, clkc) duty cycle * ratio of high pulse width (as measured from rising edge to next falling edge at v dd /2) to one clock period 45 55 % jitter, period (peak-peak) * t j( ? p) from rising edge to next rising edge at v dd /2, c l = 10pf 300 ps rise time * t r v dd = 3.3v; v o = 0.3v to 3.0v; c l = 10pf 3 ns fall time * t f v dd = 3.3v; v o = 3.0v to 0.3v; c l = 10pf 2.5 ns
american microsystems, inc. october 1999 4 10.1.99 FS6282 FS6282 FS6282 FS6282 dual pll clock generator ic dual pll clock generator ic dual pll clock generator ic dual pll clock generator ic iso9001 iso9001 iso9001 iso9001 4.0 package information table 7: 8-pin soic (0.150") package dimensions dimensions inches millimeters min. max. min. max. a 0.061 0.068 1.55 1.73 a1 0.004 0.0098 0.102 0.249 a2 0.055 0.061 1.40 1.55 b 0.013 0.019 0.33 0.49 c 0.0075 0.0098 0.191 0.249 d 0.189 0.196 4.80 4.98 e 0.150 0.157 3.81 3.99 e 0.050 bsc 1.27 bsc h 0.230 0.244 5.84 6.20 h 0.010 0.016 0.25 0.41 l 0.016 0.035 0.41 0.89 0 8 0 8 b d a 1 seating plane h e 8 1 all radii: 0.005" to 0.01" base plane a 2 e american microsystems, inc. a r c l 7 typ. h x 45 table 8: 8-pin soic (0.150") package characteristics parameter symbol conditions/description typ. units thermal impedance, junction to free-air 8-pin 0.150? soic ja air flow = 0 m/s 110 c/w corner lead 2.0 lead inductance, self l 11 center lead 1.6 nh lead inductance, mutual l 12 any lead to any adjacent lead 0.4 nh lead capacitance, bulk c 11 any lead to v ss 0.27 pf
american microsystems, inc. october 1999 5 10.1.99 FS6282 FS6282 FS6282 FS6282 dual pll clock generator ic dual pll clock generator ic dual pll clock generator ic dual pll clock generator ic iso9001 iso9001 iso9001 iso9001 5.0 ordering information ordering code device number package type operating temperature range shipping configuration 11640-828 FS6282-03 8-pin (0.150?) soic (small outline package) 0 c to 70 c (commercial) tape and reel 11640-838 FS6282-03 8-pin (0.150?) soic (small outline package) 0 c to 70 c (commercial) tubes copyright ? 1999 american microsystems, inc. devices sold by ami are covered by the warranty and patent indemnification provisions appearing in its terms of sale only. ami makes no warranty, express, statutory implied or by description, regarding the information set forth herein or regarding the fr eedom of the described devices from patent infringement. ami makes no warranty of merchantability or fitness for any purposes. ami re - serves the right to discontinue production and change specifications and prices at any time and without notice. ami?s products are intended for use in commercial applications. applications requiring extended temperature range, unusual environmental require- ments, or high reliability applications, such as military, medical life-support or life-sustaining equipment, are specifically not recom- mended without additional processing by ami for such applications. american microsystems, inc., 2300 buckskin rd., pocatello, id 83201, (208) 233-4690, fax (208) 234-6796, www address: http://www.amis.com e-mail: tgp@amis.com
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