ETC2 E3384LF Ultra high frequency tcvcxo Datasheet

CFPT-9400 ULTRA HIGH FREQUENCY TCVCXO
ISSUE B; 29 APRIL 2005
Description
■ CFPT-9400 is a surface mount, temperature compensated,
voltage controlled crystal oscillator (TCVCXO) that use High
Frequency Fundamental (HFF) crystal technology and
analogue (SAW) multiplication circuitry to generate various
common telecoms frequencies
Nominal Frequencies (Fn)
■ E3383LF: 622.08000MHz
■ E3384LF: 644.53125MHz
■ E3385LF: 669.32658MHz
■ E3386LF: 693.48299MHz
■ E3426LF: 666.51429MHz
Supply Voltage
■
3.3V ±5%
Output
■ Type: LVPECL compatible
■ Symmetry
45/55%
■ Rise and Fall Time
< 350ps
■ Skew
< 20ps
■ Sub-harmonics
< -46dBc
■
Spurious Response < -65dBc
■
Jitter
< 60ps pk-pk
■
Load 50Ω to Vs-2V (150Ω to GND)
<-70dBc/Hz
<-100dBc/Hz
<-120dBc/Hz
<-135dBc/Hz
Environmental Specification
■
Storage Temperature Range -55 to 125°C
■ Vibration: IEC 60068-2-6 Test Fc Procedure B4, 10-60Hz,
1.5mm displacement, 60 - 2000Hz @ 98.1m/s2, 30 minutes
in each of three mutually perpendicular axes @ 1 octave per
minute
■
Shock: IEC 60068-2-27 Test Ea, 980m/s2 acceleration for 6ms
duration, 3 shocks in each direction along three mutually
perpendicular axes
■
RoHS / Soldering: Parts with the suffix “LF” on the part
number are fully compliant with European Union directive
2002/95/EC on the restriction of use of certain hazardous
substances in electrical and electronic equipment.
Note: The RoHS compliant parts are suitable for assembly
using both Lead-free solders and Tin/Lead solders
■
Solderability: MIL-STD-202, Method 208, Category 3
Marking shall include as a minimum:■ Model Number
■ Frequency
■ Date Code
■ Antistatic Symbol (∆ denotes pad 1)
6.2 max
Outline in mm
Frequency Stability (all conditions, @ Vc = 1.65V)
< ±20.0ppm ref. to Fn, includes:■
Calibration Tolerance < ±5.0ppm
■
Reflow Drift < ±5.0ppm
■
Temperature Variation, 0 to 85°C
and Supply Voltage Variation, ±5% < ±10.0ppm
■
Ageing, 20 years < ±10.0ppm
14.7 max
2.54
1 2 3
6 5 4
1.0
Soler pad layout
5.08
1.27
7.62
Tri-state Operation
■
Pad 2 logic ‘1’ (>2.0V) Output disabled
■
Pad 2 logic ‘0’ (<0.8V or Open) Output enabled
■
(internal 150kΩ pull down resistor)
2.54
1.3
9.2 max
Electrical Tuning Characteristics
■
Frequency deviation:
±40ppm < Freq.Dev. < ±60ppm,ref. frequency @ Vc = 1.65V
■
Linearity
+30ppm/V < Kv < +44ppm/V
■
Control Voltage Range
0.33V < Vc < 2.97V
■
Input Impedance
> 50kΩ // < 20pF
■
Modulation Bandwidth
> 100kHz
■
Slope Positive, Monotonic
2.54
SURFACE MOUNT
TCXO’S
Input Current (@Vs = 3.3V, 0 to 85°C)
■
<80mA (typ. 75mA)
Phase Noise
■
100Hz offset
■
1 kHz offset
■
10kHz offset
■
>100kHz offset
Pad Connections
1 Voltage Control
2 Enable/Disable
3 GND
4 Output
5 Complementary Output
6 +Vs
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