Data Sheet 9318A
CRYSTAL CLOCK OSCILLATORS
Rev. N
HK-2910 Series Continued
Differential Positive ECL (DPECL)
Operating Conditions and Output Characteristics
Electrical Characteristics
Parameter
Frequency
Symbol
-----
-----
VOL
VOH
Conditions
-----
@ 50% points
-----
Min
122.0MHz
45/55%
VCC-1.95V
VCC-1.02V
Typical
-----
-----
-----
-----
350 psec
-----
-----
-----
-----
Max
300.0MHz
55/45%
VCC-1.60V
VCC-0.74V
600 psec
5 psec
1.0V
VCC
+100ppm
Duty Cycle
Logic 0 (2)
Logic 1(2)
-----
Rise & Fall Time
Jitter, RMS(3)
Enable Voltage(4)
Disable Voltage
Frequency Stability (1)
tr,tf 20-80%VO with 50 ohm load to VCC-2V -----
-----
----
-----
dF/F
-----
with VEE=0V
with VEE=0V
-----
0V
3.0V
-100ppm
Overall conditions including:
voltage, calibration, temp.,
10 yr aging, shock, vibration
General Characteristics
Parameter
Supply Voltage
Supply Current
Symbol
VCC
ICC
Conditions
-----
50 ohm termination
To 2.00V below VCC
Min
4.75V
0.0 mA
Typical
5.0V
-----
Max
5.25V
120 mA
Output current
Operating temperature
Storage temperature
IO
TA
TS
Low level Output Current 0.0 mA
-----
-----
-----
±50.0 mA
70°C
125°C
------
-----
0°C
-55°C
Input: Logic High (ECL) - Disables
VEE or Open - Enables
Lead temperature
Load
TL
Soldering, 10 sec.
-----
-----
300°C
10 ms
50 Ohm to VCC-2V or Thevenin Equivalent, Bias Required
tS ----- -----
Start-up time
2 ms
Environmental and Mechanical Characteristics
Mechanical Shock
Thermal Shock
Vibration
Soldering Condition
Hermetic Seal
Per MIL-STD-202, Method 213, Condition E
Per MIL-STD-833, Method 1011, Condition A
0.060" double amplitude 10 Hz to 55 Hz, 35g’s 55Hz to 2000 Hz
300°C for 10 seconds
Leak rate less than 1 x 10 -8 atm.cc/sec of helium
Footnotes:
1) Standard frequency stability (±20,±25,±50ppm & others available)
2) VOL, VOH, referenced to ground
3) Jitter performance is frequency dependent. Please contact factory for full characterization.
RMS jitter bandwidth of 12kHz to 20MHz.
4) Open to Enable pin also enables to output.
Creating a Part Number
HK - A291X - FREQ
Package Code
Tolerance/Performance
0 ±100ppm 0-70°C
1 ±50ppm 0-70°C
HK Leaded 8 pin (14pin)
SK 8 pin (14 pin) SMD Gull
Wing
7 ±25ppm 0-70°C
Input Voltage
Code Specification
9 Customer Specific
A ±20ppm 0-70°C
A
3.3V
5V
B ±50ppm -40 to +85°C
C ±100ppm -40 to +85°C
357 Beloit Street, P.O. Box 457, Burlington, WI 53105-0457 U.S.A. Phone 262/763-3591 FAX 262/763-2881
Email: nelsales@nelfc.com www.nelfc.com
NEL [ NEL FREQUENCY CONTROLS,INC ]
