eh27 series ? crystal clock oscillators ? lvcmos output ? +2.5v supply voltage ? tri-state output function ? 4 pad ceramic smd package ? low stand-by current ? rohs compliant (pb-free) oscillator eh27 notes _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ ______________________________________________________________ 800-ecliptek www.ecliptek.com for latest revision specifications subject to change without notice. manufacturer category series package voltage class rev . date ecliptek corp. oscillator eh27 ceramic 2.5v os7b 05/09 electrical specifications 2.500mhz to 25.000mhz 25.001mhz to 75.000mhz 75.001mhz to 100.000mhz 100.001mhz to 166.000mhz inclusive of all conditions: calibration tolerance at 25c, frequency stability over the operating temperature range, supply voltage change, output load change, first year aging at 25c, 260c reflow, shock, and vibration 2.500mhz to 50.000mhz 20% to 80% of waveform 50.001mhz to 75.000mhz 20% to 80% of waveform 75.001mhz to 166.000mhz 20% to 80% of waveform at 50% of waveform v ih : 90% of v dd or no connection v ih : < 10% of v dd pin 1 = ground frequency range operating temperature range storage temperature range supply voltage (v dd ) input current (no load) frequency tolerance / stability output voltage logic high (v oh ) output voltage logic low (v ol ) rise time / fall time load drive capability duty cycle tri-state input voltage standby current aging (at 25c) start up time period jitter: absolute 2.500mhz to 166.000mhz 0c to 70c or -40c to 85c -55c to 125c 2.5v dc 5% 6ma maximum 7ma maximum 8ma maximum 9ma maximum 100ppm maximum 50ppm maximum 25ppm maximum 20ppm maximum 90% of v dd minimum i oh =-8ma 10% of v dd maximum i ol =+8ma 6 nseconds maximum 4 nseconds maximum 2 nseconds maximum 15pf maximum 50 10(%) (standard) or 50 5(%) (optional) enables output disables output: high impedance 10a maximum 5ppm / year maximum 10mseconds maximum 100psec maximum h 1.6 l 7.0 w 5.0
manufacturer category series package voltage class rev . date ecliptek corp. oscillator eh27 ceramic 2.5v os7b 05/09 eh27 00 et t ts - 24.000m tr frequency tolerance / stability 00 = 100ppm maximum 45 = 50ppm maximum 25 = 25ppm maximum 20 = 20ppm maximum operating temp. range blank = 0oc to 70oc et = -40c to 85c duty cycle blank = 50 10(%) t = 50 5(%) part numbering guide *compliant to eia 481a mechanical dimensions all dimensions in millimeters marking specifications environmental/mechanical specifications suggested solder pad layout all dimensions in millimeters tape and reel dimensions all dimensions in millimeters tolerances= + 0.1 800-ecliptek www.ecliptek.com for latest revision specifications subject to change without notice. 1.81 2.88 solder land (x4) 2.0 (x4) 2.2 (x4) 1.60 0.20 5.00 0.15 7.00 0.15 marking orientation 3.68 0.15 1.4 01 1.2 0.2 2.60 0.15 5.08 0.15 1 2 3 4 pin 1: tri-state pin 2: case ground pin 3: output pin 4: supply voltage available options blank = bulk tr = tape & reel frequency output control function ts = tri-state (high impedance) m n o p q 1.5 min 50 min 20.2 min 13.0 0.2 40 min r s t u v qty/reel 2.5 min 10 min 22.4 max 360 max 16.4 +2 -0 1 ,000 reel a b c d e f 16 +0.3 -0.1 7.5 0.1 6.75 0.1 4.0 0.1 2.0 0.1 f g h j k l 8.0 0.1 b0* 1.5 +0.1 - 0.0 a0* 0.3 0.05 k0* reel characteristic specification esd susceptibility mil-std-883, method 3015, class 1, hbm: 1500v fine leak test mil-std-883, method 1014, condition a flammability ul94-v0 gross leak test mil-std-883, method 1014, condition c mechanical shock mil-std-883, method 2002, condition b moisture resistance mil-std-883, method 1004 moisture sensitivity j-std-020, msl 1 resistance to soldering heat mil-std-202, method 210, condition k resistance to solvents mil-std-202, method 215 solderability mil-std-883, method 2003 temperature cycling mil-std-883, method 1010, condition b vibration mil-std-883, method 2007, condition a line 1: ecliptek line 2: xx.xxx m frequency in mhz (5 digits maximum + decimal) line 3: xxxxxx ecliptek manufacturing identifier
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