器件名称: 03-42126-001
功能描述: Dual-In-Line 20.0 MHz Stratum 3 OCXO
文件大小: 55.46KB 共2页
简 介:Model 03-42126 Dual-In-Line 20.0 MHz Stratum 3 OCXO
Low Cost ASIC Based Design Frequency Stability to Stratum 3 of GR-1244 Use with Zarlink SONET/SDH Synchronizer ZL30407 +3.3Vdc or +5.0Vdc Operation Precision Low Aging “AT” Cut Crystal Through-Hole or Surface Mount Configuration
Electrical Characteristics
Parameter
Power Requirements Power Supply
(See Dash # Table)
Sym
Vcc Pmax Pss
Conditions
± 5% ±5% Vcc=Max. Std. Load Vcc=Max Std. Load @ +25°C To within ±0.3ppm @ +25°C
Min
3.135 4.75
Typical
3.30 5.0 3.5 1.5
Max
3.465 5.25 4.0
Unit
Vdc Vdc W W
Turn-On Power Steady State Power Warm-Up Time Frequency Stabilities Center Frequency
(See Dash # Table)
Twu
5
minutes
fnom fcal
f/Temp
20.00 Ta=+25°C (At time of Shipment) 0°C to +70°C -40°C to +85°C Vcc ±5% per Day 20 years Inclusive of Temp., Supply Variation and 24Hrs. Aging All Cond. for 20 Yrs. (Ref. to fnom) ±0.1 ±0.075 ±0.15 ± 0.05 ±0.3 ±0.125 ±0.25 ±0.1 ±0.02 ±3.5 ±0.37 ±4.6
MHz ppm
Initial Tolerance
Freq. vs. Temp.
ppm ppm ppm ppm ppm ppm
Freq. vs. Voltage Freq. vs Time (Aging) 24 Hour Holdover Stability Total FreeRunning Accuracy Waveform: HCMOS Output Symmetry Amplitude Rise/Fall Times Load
f/Vcc f/Time f/24Hr f/Life
±0.2
ppm
Sym Vo tr, tf RL
@ 50% Level Logic “1” Logic “0” 20% to 80% Output to Ground Dash No. -001 -002 -003 -004 -005 -006 -007 -008 Package SM SM SM SM TH TH TH TH
40 0.9Vcc
50
60 0.1Vcc 10
6 10K / / 15pF Vcc +5.0 Vdc +5.0 Vdc +3.3 Vdc +3.3 Vdc +5.0 Vdc +5.0 Vdc +3.3 Vdc +3.3 Vdc ……
