2003/03/07 ( 1 / 5 ) NJU6395 series quartz crystal oscillator general description pakage outline the NJU6395 series is up to 125mhz low-voltage c-mos quartz crystal oscillator, the NJU6395a is up to 110mhz and the NJU6395b is up to 125mhz. the NJU6395 series consists of an oscillation amplifier, internal capacitors (cg, cd), feedback resistance (rf), and 3-state output buffer. the output is 8ma at 3v and 12ma at 5v operation, which can drive c-mos load. features pad location low operating voltage maximum oscillation frequency a: 110mhz b: 125mhz high fan-out i oh /i ol =8ma @3v i oh /i ol =12ma @5v 3-state output buffer oscillation stop and output buffer stand-by function oscillation capacitors cg and cg on-chip package outline chip/thin-chip/emp-8 c-mos technology line-up table coordinates starting point : chip center unit[um] chip size:1.24x0.8mm thin-chip thickness:260 20um pad size:100x100um note1) no.6 and no.7 are no pad. block diagram no pad name x y 1 cont -428 258 2 xt -428 -86 3 xt -428 -86 4v ss -428 -258 5f out 478 -258 8v dd 478 258 type no. operating voltage range[v] recommended oscillation frequency[mhz] packag e cg/cd [pf] a 2.7 to 5.5 80 to 110 c/ct/e 8.5/9.5 NJU6395 b 2.4 to 3.6 105 to 125 c/ct/e 8.0/9.0 xt xt cont c g cd 3-state buffer v dd v ss f out rf chip/thin-chip 1 2 3 4 8 5 emp-8 1 2 3 4 8 7 6 5 NJU6395xc/xct NJU6395xe
2003/03/07 ( 2 / 5 ) NJU6395 series treminal description symbol function cont oscillation and 3-state output buffer control cont f out h or open output frequency f 0 l oscillation stop and high impedance output xt xt quartz crystal connecting terminals v ss v ss =0v f out frequency output v dd v dd =3v/5v absolute maximum ratings (ta=25 c) parameter symbol rating unit supply voltage v dd -0.5 to +7.0 v input voltage v in v ss -0.5 to v dd +0.5 v output voltage v o -0.5 to v dd +0.5 v input current i in 10 ma output current i o 25 ma power dissipation p d 450(emp-8) mw operating temperature range topr -40 to +85 c storage temperature range tstg -55 to +125 c note2) if the supply voltage(v dd ) is less than 7.0v, the input voltage must not over the v dd level though 7.0v is limit specified. note3) decupling capacitor should be connected between v dd and v ss due to the stabilized operation for the circuit. note4) the power dissipation is emp-8 package without board.
2003/03/07 ( 3 / 5 ) NJU6395 series electrical characteristics (ta=25 c) parameter symbol conditions min typ max unit a version 2.7 5.5 operating voltage v dd b version 2.4 3.6 v (v dd =3.0v,ta=25 c) parameter symbol conditions min typ max unit a: fosc=100mhz, c l =15pf 25 33 operating current i dd1 b: fosc=125mhz, c l =15pf 20 33 ma oscillation stopping current i dd2 cont =v ss , no load 10 ua stand-by current ist cont =xt=v ss , no load note5) 1 ua v ih 2.4 3.0 v input voltage v il 0 0.6 v i oh v oh =2.7v 8 ma output current i ol v ol =0.3v 8 ma cont =0.8v dd 15 30 60 ua input current i in cont =0.2v dd 5 10 20 ua 3-state off leakage current i oz cont =v ss , f out = v dd or v ss 0.1 ua a: fosc=100mhz 8.5/9.5 internal capacitor cg/cd b: fosc=125mhz 8.0/9.0 pf a version 110 maximum oscillation frequency f max b version 125 mhz output signal symmetry sym c l =15pf, @v dd /2 45 50 55 % output signal rise time tr c l =15pf, 10% to 90% 2 4 ns output signal fall time tf c l =15pf, 90% to 10% 2 4 ns output disable time t plz c l =15pf, r up =10k ? 100 ns output enable time t pzl c l =15pf, r up =10k ? 100 ns note5) excluding input current on cont terminal.
2003/03/07 ( 4 / 5 ) NJU6395 series (v dd =5.0v,ta=25 c, only a version) parameter symbol conditions min typ max unit operating current i dd1 fosc=100mhz, c l =15pf 50 65 ma oscillation stopping current i dd2 cont =v ss , no load 10 ua stand-by current ist cont =xt=v ss , no load note5) 1 ua v ih 4.0 5.0 v input voltage v il 0 1.0 v i oh v oh =4.5v 12 ma output current i ol v ol =0.5v 12 ma cont =0.8v dd 30 60 120 ua input current i in cont =0.2v dd 10 20 40 ua 3-state off leakage current i oz cont =v ss , f out = v dd or v ss 0.1 ua internal capacitor cg/cd fosc=100mhz 8.5/9.5 pf maximum oscillation frequency f max 110 mhz output signal symmetry sym c l =15pf, @v dd /2 45 50 55 % output signal rise time tr c l =15pf, 10% to 90% 2 4 ns output signal fall time tf c l =15pf, 90% to 10% 2 4 ns output disable time t plz c l =15pf, r up =10k ? 100 ns output enable time t pzl c l =15pf, r up =10k ? 100 ns note5) excluding input current on cont terminal.
2003/03/07 ( 5 / 5 ) NJU6395 series measurment circuits (1)output signal symmetry (c l =15pf) (2)output signal rise/fall time (c l =15pf) (3)output disable/enable time (c l =15pf,r up =10k ? ) [caution] the specifications on this data book are only given for information , without any guarantee as regards either mistakes or omissions. the application circuits in this data book are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights. c l =15pf pulse generato r 1000pf 50 ? ? v dd v ss xt f out r up =10 k ? t plz t pzl 0.2v dd v ol 0.8v dd v oh cont f ou t h l
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