page 1 dsc1001 1.8~ 3.3v low - power precision cmos oscillator mk - q - b - p - d - 050610 - 01 - 9 general description the dsc 1001 is a silicon mems based cmos o scillator offering excellent jitter and stability performance over a wide range of supply voltages and temperatures . the device operates from 1 to 150mhz with supply voltag es between 1.8 t o 3.3 volts and temperature ranges up to - 40oc to 10 5oc . the dsc1001 incorporates an all silicon resonator that is extremely robust and nearly immune to stress related fractures, common to crystal based oscillators. without sacrificing the performance an d stability required of todays systems, a crystal - less design allows for a higher level of reliability, making the dsc1001 ideal for rugged , industrial , and portable applications where stress, shock, and vibration can damage quartz crystal based systems . available in industry standard packages , the dsc1001 can be dropped - in to the same pcb footprint as standard crystal oscillators. block diagram features ? frequency range: 1 to 150mhz ? exceptional stability over temperature o 10 ppm, 2 5 ppm, 50 ppm ? operating voltage o 1.7 to 3.6v ? operating temperature range o ext. industrial - 40oc to 10 5oc o industrial - 40oc to 85oc o ext. commercial - 20oc to 70oc o commercial 0oc to 70oc ? low operating and standby current o 5 ma operating (40mhz) o 15 ua standby ? ultra min i ature footprint o 2.5 x 2.0 x 0.85 mm o 3.2 x 2.5 x 0.85 mm o 5.0 x 3.2 x 0.85 mm o 7 .0 x 5 . 0 x 0.85 mm ? mil - std 883 shock and vibration resistant ? pb free, rohs, reach svhc c ompliant ? aec - q100 reliability qualified benefits ? pin for pin d rop in replacement for industry standard oscillators ? semicondu ctor level reliability, significantly higher than quartz ? short mass production lead - times ? longer battery life / reduced power ? compact plastic package ? cost effective applications ? mobile applications ? consumer electronics ? portable electronics ? dvr, cctv, surveillance cameras ? low profile applications ? industrial applications standby# pfd vco frac - n pll resonator output v dd gnd (pin1) standby# pfd vco frac - n pfd vco frac - n pll resonator output v dd gnd (pin1)
page 2 mk - q - b - p - d - 050610 - 01 - 9 dsc1001 1.8~ 3.3v low - power precision cmos oscillator absolute maximum ratings 1 item min max unit condition input volta ge - 0.3 vdd+0.3 v junction temp - +150 c storage temp - 55 +150 c so ldering temp - +260 c 40 sec max. esd hbm mm cdm - 4 000 2 00 15 00 v ordering code recommended operating conditions specifications ( vdd = 1.8 to 3.3v ) t a =85 0 c unless otherwise specified parameter symbol range supply voltage v dd 1. 7 C 3.6 v output load z l r>10k , c15pf operating temperature option 1 option 2 option 3 option 4 t - 40 to +10 5 c - 40 to +85 c - 20 to +70 c 0 to +70 c parameter symbol condition min typ max unit frequency f 0 single frequency 1 150 mhz frequency tolerance f includes frequency variations due to initial tolerance, temperature and power supply voltage 10,25,50 ppm aging f 1 first year @ 25c - 5 +5 ppm f 2 per year after 1 st year @ 25c - 1 +1 ppm supply current, standby i dd t=2 5c 15 ua output logic levels output logic high output logic low v oh v ol - 4ma 4ma 0.8 *v dd - - 0. 2 *v dd volts startup time 2 t su 90% v dd to s table clock output 1 .0 1. 5 ms output disable time t da see output waveform for more detail 20 100 ns output enable time 2 t en see output waveform for more detail 1.0 1. 5 ms output duty cycle sym 45 55 % input logic leve ls input logic high input logic low v ih v il 0.75*v dd - - 0.25* v dd volts dsc1001 0 32.0000 family output freq 1.0 to 1 5 0 mhz ce1 package, temp & stability - t tape/ reel * see ordering information for details
page 3 mk - q - b - p - d - 050610 - 01 - 9 dsc1001 1.8~ 3.3v low - power precision cmos oscillator vdd = 1.8v vdd = 2. 5 v vdd = 3. 3 v notes: 1. absolute maximum ratings are those values beyond which the safety of the device ca nnot be guaranteed. the device should not be ope rated beyond these limits. 2. t su is time to stable output frequency after v dd is applied. t su and t en (after standby # is assert ed high ) are identical values. 3. measured over 50k clock cycles . parameter symbol condition min typ max unit supply current, no load i dd c l =0p r l = t= 25c 1mhz 27 mhz 70 mhz 150mhz 6.0 6.5 7.2 8.3 6.3 6.9 7.5 9.1 ma output transition time rise time fall time t r t f c l =15pf; t= 25c 20%/80%*v dd 1.8 1.0 3 3 ns jitter, max cycle to cycle j cc f = 100mhz 3 60 p s parameter sy mbol condition min typ max unit supply current, no load i dd c l =0p r l = t= 25c 1mhz 27 mhz 70 mhz 150mhz 6 .0 6.7 7.7 9.6 6.3 7.0 8.1 10.6 ma output transition time rise time fall time t r t f c l =15pf; t= 25c 20%/80%*v dd 1.0 0.9 2 2 ns jitter, max cycle to cycle j cc f = 100mhz 3 50 ps parameter symbol condition min typ max unit supply current, no load i dd c l =0p r l = t= 25c 1mhz 27 mhz 70 mhz 150mhz 6 .0 6.8 8.2 10.8 6.3 7.2 8.7 12.2 ma output transition time rise time fall time t r t f c l =15pf; t= 25c 20%/80%*v dd 1.0 0.9 2 2 ns jitter, max cycle to cycle j cc f = 100mhz 3 50 ps
page 4 mk - q - b - p - d - 050610 - 01 - 9 dsc1001 1.8~ 3.3v low - power precision cmos oscillator nominal performance characteristics 0 4 8 12 16 20 24 0 50 100 150 supply current (ma) frequency (mhz) supply current 0pf 8pf 15pf vdd = 3.65v ta = 25 c 0 4 8 12 16 0 50 100 150 supply current (ma) frequency (mhz) supply current 0pf 8pf 15pf vdd = 1.65v ta = 25 c 0 0.5 1 1.5 2 0 50 100 150 rise time (ns) frequency (mhz) rise time - 40 c 25 c 85 c vdd = 3.3v 0 0.5 1 1.5 2 0 50 100 150 rise time (ns) frequency (mhz) rise time - 40 c 25 c 85 c vdd = 1.8v 0 0.5 1 1.5 2 0 50 100 150 fall time (ns) frequency (mhz) fall time - 40 c 25 c 85 c vdd = 3.3v 0 0.5 1 1.5 2 0 50 100 150 fall time (ns) frequency (mhz) fall time - 40 c 25 c 85 c vdd = 1.8v
page 5 mk - q - b - p - d - 050610 - 01 - 9 dsc1001 1.8~ 3.3v low - power precision cmos oscillator output waveform standby function standby# (pin 1) output (pin 3) hi level output on open (no connect) output on low level high impedance test circuit v oh v ol v il 1/f o output standby# t da t en t f t r v ih 0.01uf v dd 15pf i dd *v sd 4 1 2 3 *v sd = standby# logic level input
page 6 mk - q - b - p - d - 050610 - 01 - 9 dsc1001 1.8~ 3.3v low - power precision cmos oscillator board layout (recommended) solder reflow profile package dimensions 7 .0 x 5 . 0 mm plastic package msl 1 @ 260 c refer to jstd - 020c ramp - up rate (200 c to peak temp) 3 c/sec max. preheat time 150 c to 200 c 60 - 180 sec time maintained above 217 c 60 - 150 sec peak temperature 255 - 260 c time within 5 c of actual peak 20 - 40 sec ramp - down rate 6 c/sec max. time 25 c to peak temperature 8 min max. pin terminal vdd standby# output gnd #1 #2 #3 #4 7.00.10 [0.2760.004] 5.00.10 [0.1970.004] external dimensions #4 #3 5.08 [0.2] #2 # 1 1.2 [0.047] 1.4 [0.055] 0.850.05 [0.0330.002] recommended land pattern* 1.4 [0.055] 1.4 [0.055] 5.08 [0.200] units: mm [inch] no. 4 1 3 2 0. 2 [0.008] 2.6 [0.102] 2.6 [0.102] 0.2 [0.008] 2. 2 [0.087] 3. 5 [0.138] o o o o o o 0. 2 [0.008] * note: the center pad is not connected internally and should be left un - connected or tied to gnd. 60 - 150 sec 20 - 40 sec 60 - 180 sec 8 min max pre heat reflow cool time temperature ( c) 3c/sec max. 6c/sec max. 200 c 217 c 150 c 25 c 260 c 3c/sec max. 60 - 150 sec 20 - 40 sec 60 - 180 sec 8 min max pre heat reflow cool time temperature ( c) 3c/sec max. 6c/sec max. 200 c 217 c 150 c 25 c 260 c 60 - 150 sec 20 - 40 sec 60 - 180 sec 8 min max pre heat reflow cool time temperature ( c) 3c/sec max. 6c/sec max. 200 c 217 c 150 c 25 c 260 c 3c/sec max.
page 7 mk - q - b - p - d - 050610 - 01 - 9 dsc1001 1.8~ 3.3v low - power precision cmos oscillator 5.0 x 3.2 mm plastic package 3.2 x 2.5 mm plastic package pin terminal vdd standby# output gnd #1 #2 #3 #4 50.10 [0.1970.004] 3.20.10 [0.1260.004] external dimensions #4 #3 2.54 [0.100] #2 #1 0.9 [0.035] 1.2 [0.047] 0.850.05 [0.0330.002] recommended land pattern 1.1 [0.043] 1.2 [0.047] 2.54 [0.100] units: mm [inch] no. 4 1 3 2 0. 2 [0.008] 0. 1 [0.004] 2.1 [0.083] 1.2 [0.047] 0. 1 [0.004] pin terminal vdd standby# output gnd 0.850.05 [0.0330.002] recommended land pattern #1 #2 #3 #4 3.20.05 [0.1260.002] 2.50.05 [0.0980.002] #4 #3 #2 #1 0.80.1 [0.0310.004] 0.90.05 [0.0350.002] co.25 1.0 [0.039] 0.9 [0.035] 2.1 [0.083] no. 4 1 3 2 2.1 [0.083] external dimensions units: mm [inch] 0.9 [.035] 0.9 [0.035] 0.2 [0.008]
page 8 mk - q - b - p - d - 050610 - 01 - 9 dsc1001 1.8~ 3.3v low - power precision cmos oscillator 2 .5 x 2.0 mm plastic package ordering information dsc1001 pts C xxx.xxxx t part numbering guide package (plastic qfn) temperature stability frequency packing option p=a: 7.0x5.0mm p=b: 5.0x3.2mm p=c: 3.2x2.5mm p=d: 2 .5 x2. 0 mm t= c : 0 o ~ +70 o c t=e : - 20 o ~ +70 o c t=i : - 40 o ~ +85 o c t=l : - 40 o ~ + 10 5 o c s=1: 50ppm s=2: 25ppm s= 5 : 10 ppm xxx.xxxx blank: tubes - t: tape & reel example: dsc1001 ce1 C 123.0000t the example part number above is a 123.0000mhz oscillator in plastic 3.2x2.5mm package, with 50ppm stability over an operati ng temperature of - 20 to +70 o c, shipped in tape and reel. disclaimer: micrel makes no representations or warranties with respect to the accuracy or completeness of the information furnished in th is data sheet. this information is not intended as a warra nty and micrel does not assume responsibility for its use. micrel reserves the right to change circuitry, specifications and descriptions at any time without notice. no license, whether express, implied, arising by estoppel or otherwise, to any intellect ual property rights is granted by this document. except as provided in micrels terms and conditions of sale for such products, micrel assumes no liability whatsoever, and micrel disclaims any express or implied war ranty relating to the sale and/or use of micrel products including liability or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyright or other intellectual property right. micrel products are not designed or authorized for use as comp onents in life support appliances, devices or systems where malfunction of a product can reasonably be expected to result in personal injury. life support devices or systems are devices or systems that (a) are intended for surgi cal implant into the body or (b) support or sustain life, and whose failure to perform can be reasonably expected to result in a significant injury to the user. a purchasers use or s ale of micrel products for use in life support appliances, devices or systems is a purchasers own ri sk and purchaser agrees to fully indemnify micrel for any damages resulting from such use or sale. micrel , inc. 2180 fortune drive , san jose, california 95131 usa phone: +1 (408) 944 - 0800 fax: +1 (408) 474 - 1000 email: hbwhelp @ micrel .com www.micrel.com pin terminal vdd standby# output gnd 0.850.05 [0.0330.002] recommended land pattern #1 #2 #3 #4 2.50.05 [0.0980.002] 2.00.05 [0.0790.002] #4 #3 #2 #1 0.650.10 [0.0260.004] 0.650.05 [0.0260.002] co.25 0.85 [0.033] 0.65 [0.026] 0.7 [0.028] 1.65 [0.065] no . 4 1 3 2 0.7 [0.028] 1.65 [0.065] external dimensions units: mm [inch] 0. 2 [0.008]
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