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SG-645PCW

Seiko
Part Number SG-645PCW
Manufacturer Seiko
Description CRYSTAL OSCILLATOR
Published Jul 15, 2016
Detailed Description Crystal oscillator CRYSTAL OSCILLATOR (SPXO) OUTPUT : CMOS, TTL SG - 645 / SG - 636 series Frequency range : 2.21675...
Datasheet PDF File SG-645PCW PDF File

SG-645PCW
SG-645PCW

Overview
Crystal oscillator CRYSTAL OSCILLATOR (SPXO) OUTPUT : CMOS, TTL SG - 645 / SG - 636 series Frequency range : 2.
21675 MHz to 135 MHz Supply voltage : 2.
5 V Typ.
/ 3.
3 V Typ.
/ 5.
0 V Typ.
Function : Output enable(OE) or Standby( ST ) External dimensions : 7.
1 × 5.
1 × 1.
5 mm (t: Max.
)···SG-645 10.
5 × 5.
8 × 2.
7 mm (t: Max.
)···SG-636 Product Number (please contact us) SG-645 : Q33645xx2xxxx00 SG-636 : Q33636xx2xxxx00 Actual size SG-645 series SG-636 series Specifications (characteristics) Item Symbol Output frequency range Supply voltage Storage temperature Operating temperature Frequency tolerance Current consumption Disable current Stand-by current Symmetry Output voltage Output load condition (TTL) Output load condition (CMOS) Input voltage Rise time / Fall time Start-up time Frequency aging f0 VCC T_stg T_use f_tol ICC I_dis I_std SYM VOH VOL L_TTL L_CMOS VIH VIL tr / tf t_str f_aging SG-636 PTF 2.
21675 MHz to 41.
000 MHz 5.
0 V 0.
5 V 17 mA Max.
10 mA Max.
40 % to 60 % 45 % to 55 % 10 TTL Max.
50 pF Max.
2.
0 V Min.
0.
8 V Max.
7 ns Max.
5 ns Max.
4 ms Max.
Specifications SG-636 PCE SG-636 SCE SG-636 PDE 2.
21675 MHz 2.
21675 MHz to 40.
000 MHz to 40.
000 MHz 3.
3 V 0.
3 V 2.
5 V 0.
25 V -55 C to +100 C -20 C to +70 C C: 100 × 10-6 9 mA Max.
5 mA Max.
5 mA Max.
3 mA Max.
2 A Max.
- 45 % to 55 % - VCC-0.
4 V Min.
0.
4 V Max.
- 30 pF Max.
15 pF Max.
80 % VCC Min.
20 % VCC Max.
5 ns Max.
- 4 ms Max.
5  10-6 / year Max.
Conditions / Remarks Please contact us about available frequencies.
Storage as single product.
-20 C to +70 C No load condition OE=GND ST =GND(SCE) CMOS load:50 % VCC level TTL load: 1.
4 V level IOH=-8 mA(PTF) / -4 mA(SCE,PCE) / -3.
2 mA(PDE) IOL=16 mA(PTF) / 4 mA(SCE,PCE) / 3.
2 mA(PDE) L_CMOS  15 pF OE Terminal or ST Terminal (SCE) CMOS load:20 % VCC to 80 % VCC level TTL load:0.
4 V to 2.
4 V level Time at minimum supply voltage to be 0 s +25 C, VCC=5.
0 V/3.
3 V/2.
5 V, First year Specifications (characteris...


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