CO-491 Datasheet, PDF (1/2 Pages) Oscilent Corporation – 491 Series SMD Crystal Oscillators

Oscilent Corporation | 491 Series SMD Crystal Oscillators
Page 1 of 2
Series Number
491
Package
4 Pad PCB
FEATURES
- Wave form symmetry of 40/60%
- PECL output
- Industry standard 4 Pad PCB SMD Package
- RoHs / Lead Free compliant
Description
PECL Output
SMD Oscillators
Last Modified
Jan. 01 2002
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
PARAMETERS
CONDITIONS
CHARACTERISTICS
Output Logic
-
Positive ECL Square Wave (PECL)
Input Voltage (VDD)
-
3.3 ±10%
5.0 ±10%
Frequency Range (f_O)
-
19.440 ~ 180.0 (Fund, Third, Fifth / UM-1)
Operating Temperature (T_OPR)
-
0 ~ +70 (Std.) / -40 ~ 85 (Option)
Storage Temperature (T_STG)
Overall Frequency Stability
-
-
(a) Frequency Tolerance
(b) Temperature Stability
(c) Input Voltage Stability
(d) Load Stability
-55 ~ +125
±20 (0 ~ +70°C Only), ±25, ±50, ±100 max.
Inclusive of Overall Stability
Inclusive of Overall Stability (Operating Temperature)
Inclusive of Overall Stability (VDD ±5%)
Inclusive of Overall Stability (RL ±5%)
Input Current (I_DD)
Aging
-
@ 25°C
80 max.
±1 max.
120 max.
Rise Time (T_R)
20% to 80% of Waveform
2 max.
Fall Time (T_F)
Output Voltage High "1" VOH
Output Voltage Low "0" VOL
Load
Duty Cycle
20% to 80% of Waveform
PECL
PECL
-
50% of Waveform
2 max.
VDD - 1.025 min.
VDD - 1.620 max.
50
50 ±10 (Std.) / 50 ±5 (Option)
Start-Up Time (T_S)
Jitter
-
RMS
10 max.
3.5 max.
UNITS
-
VDC
MHz
°C
°C
PPM
-
-
-
-
mA
PPM/Y
nS
nS
VDC
VDC
Ohms
%
mS
ps