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SD-B298B-FREQ Folha de dados(PDF) 2 Page - Nel Frequency Controls,inc

Nome de Peças SD-B298B-FREQ
Descrição Electrónicos  CRYSTAL CLOCK OSCILLATORS
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Fabricante Electrônico  NEL [Nel Frequency Controls,inc]
Página de início  http://www.nelfc.com
Logo NEL - Nel Frequency Controls,inc

SD-B298B-FREQ Folha de dados(HTML) 2 Page - Nel Frequency Controls,inc

  SD-B298B-FREQ Datasheet HTML 1Page - Nel Frequency Controls,inc SD-B298B-FREQ Datasheet HTML 2Page - Nel Frequency Controls,inc  
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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
SD-B2980 Series
Continued
Differential Positive ECL (DPECL)
Operating Conditions and Output Characteristics
Electrical Characteristics
Parameter
Symbol
Conditions
Min
Typical
Max
Frequency
-----
-----
60.0MHz
-----
312.5MHz
Duty Cycle
-----
@ V
CC-1.29V
45/55%
-----
55/45%
Logic 0
(2)
V
OL
-----
-----
-----
V
CC-1.62V
Logic 1
(2)
V
OH
-----
V
CC-1.025V
-----
-----
Rise & Fall Time
tr,tf
20-80%V
O with 50 ohm load to VCC-2V -----
-----
700 psec
T
PD
(6)
-----
-----
-200 psec
-----
+200 psec
Jitter, RMS
(3)
-----
-----
-----
-----
1 psec
Enable Voltage
(4)
-----
with V
EE = 0V
1.6V
-----
-----
Disable Voltage
-----
with V
EE = 0V
-----
-----
0.4V
Frequency Stability
(1)
dF/F
Overall conditions including:
-100ppm
-----
+100ppm
voltage, calibration, temp.,
10 yr aging, shock, vibration
General Characteristics
Parameter
Symbol
Conditions
Min
Typical
Max
Supply Voltage
(5)
V
CC
-----
2.375V
2.5V
2.625V
Supply Current
I
CC
50 ohm termination
0.0 mA
-----
80 mA
To 2.00V below V
CC
Output current
I
O
Low level Output Current
0.0 mA
-----
±50.0 mA
Operating temperature
T
A
------
0°C
-----
70°C
Storage temperature
T
S
-----
-55°C
-----
125°C
Power Dissipation
P
D
-----
-----
-----
210 mW
Solder temperature
T
L
4 minutes
-----
-----
253°C
Load
50 Ohm to V
CC-2V or Thevenin Equivalent, Bias Required
Start-up time
t
S
-----
-----
2 ms
10 ms
Environmental and Mechanical Characteristics
Mechanical Shock
Per MIL-STD-202, Method 213, Condition E
Thermal Shock
Per MIL-STD-883, Method 1011, Condition A
Vibration
0.060" double amplitude 10 Hz to 55 Hz, 35g’s 55Hz to 2000 Hz
Hermetic Seal
Leak rate less than 1 x 10
-8 atm.cc/sec of helium
Footnotes:
1) Standard frequency stability (±20,±25,±50ppm & others available)
2) V
OL, VOH, referenced to ground (VEE) with VCC = 2.5V
3) Jitter performance is frequency dependent. Please contact factory for full Wavecrest characterization.
RMS jitter bandwidth of 12kHz to 20MHz.
4) Open to enable pin also enables the output.
5) Internal high frequency power source decoupling.
6) Tpd is phase shift between the falling edge of pin 4 at 2.0V and the rising edge of pin 5 at 2.01V.
Rev. P
CRYSTAL CLOCK OSCILLATORS
SD - B298X - FREQ
Package Code
Tolerance/Performance
SD
6 pad 5x7mm SMD
0 ±100ppm 0-70°C
1 ±50ppm 0-70°C
7 ±25ppm 0-70°C
Input Voltage
9 Customer Specific
Code
Specification
A ±20ppm 0-70°C
A
3.3V
B ±50ppm -40 to +85°C
B
2.5V
C ±100ppm -40 to +85°C
5V
Creating a Part Number
Data Sheet 0306A


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