CFPS-53, -54, -55, -56
ISSUE 4; 6 jANUARY 2009 - RoHS 2002/95/EC
Description
SMD CLOCK OSCILLATORS
Outline (mm)
2.5±0.1
2.0±0.1
Pad Connections
1. Enable/Disable
2. GND
3. Output
4. +Vs
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CLOCK
OSCILLATORS
Surface mount oscillators in a ceramic package with a
hermetically sealed metal lid available in a range of voltages
Please see CFPP-54, -56, -58 series Programmable
Oscillators for nearest equivalent fast make parts
2.5 x 2mm
0.75 to 50MHz
Tri-state CMOS
Drive Capability 15pF max
±30ppm, ±50ppm, ±100ppm (inclusive of supply voltage
output load variations over the operating temperature range)
–20 to 70°C (CFPS-53, -54, -55, -56)
–40 to 85°C (CFPS-53I, -54I, -55I, 56I)
0.68
Fast Make Capability
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0.95 max
Package Outline
Frequency Range
Output Compatibility & Load
0.95
1 2
4 3
0.78
Solder pad layout
0.80
tf
0.65
0.90 0.95
Frequency Stabilities
Output Waveform
Operating Temperature Ranges
tr
Storage Temperature Range
–55 to 100°C
Tri-state Operation
Logic ‘1’ (>80%Vs) to pad 1 enables oscillator output
Logic ‘0’ (<20% Vs) to pad 1 disables oscillator output; when
disabled the oscillator output goes to the high impedance
state
No connection to pad 1 enables oscillator output
1.8V CFPS-53
2.5V CFPS-54
3.0V CFPS-55
3.3V CFPS-56
12.0MHz
40.0MHz
0.27ps rms (12kHz - 5MHz) typical
0.38ps rms (12kHz - 20MHz) typical
90%Vs
50%Vs
10%Vs
t
Duty cycle = t x 100(%)
T
Supply Voltage
T
Test Circuit
Phase jitter - examples:
0.65
A
+Vs
Power
Supply
V
+Vs
Oscillator
4
3
1
2
0.1
µ
F
Frequency
Counter
22.50MHz 0.46ps rms (12kHz - 10MHz) typical
Environmental
Drop: free fall from 100cm, 3 times onto hard
wooden surface
Vibration: 10-36Hz, 1.5mm amplitude, 36-55Hz, 4G
sweep time 1min/oct, duration 2hrs for each X, Y & Z axes
Frequency
Bulk or Tape and Reel
Oscilloscope
15pF *
Marking Includes
Packaging
Minimum Order Information Required
* Inclusive of jigging & equipment capacitance
Frequency + Model Number + Operating Temperature
Code + Frequency Stability
IQD Frequency Products Ltd, Station Road, Crewkerne, Somerset TA18 8AR, United Kingdom
Tel: +44 (1460) 270200; Fax: +44 (1460) 72578;
Email: info@iqdfrequencyproducts.com Web: www.iqdfrequencyproducts.com
Electrical Specifications - maximum limiting values
Frequency Range
0.75 to <20.0MHz
20. to <40.0MHz
40. to 50.0MHz
0.75 to <20.0MHz
20. to <40.0MHz
40. to 50.0MHz
0.75 to <20.0MHz
20. to <40.0MHz
40. to 50.0MHz
0.75 to <20.0MHz
20. to <40.0MHz
40. to 50.0MHz
Ordering Example
Frequency
Model No.
Operating Temperature Code: I = –40 to 85°C; not applicable for –20 to 70°C
Frequency Stability: H = ±30ppm, B = ±50ppm, C = ±100ppm
3.3V ±5%
3.0V ±5%
2.5V ±5%
Frequency Stability
±30ppm, ±50ppm,
±100ppm
Supply Voltage Supply Current Rise Time (tr)
1.8V ±5%
2.5mA
3.0mA
3.5mA
4.5mA
5.5mA
6.5mA
6.5mA
7.5mA
6.0mA
7.0mA
8.0mA
24.0MHz CFPS-56 I C
CFPS-56
CFPS-56I
CLOCK
OSCILLATORS
Fall Time (tf)
10ns
Duty Cycle
45/55%
Model Number
CFPS-53
CFPS-53I
10ns
40/60%
CFPS-54
CFPS-54I
5.5mA
45/55%
CFPS-55
CFPS-55I
Please note that the rise and fall times listed are the maximum values we specify to cover various frequency breaks. In practice the actual values are generally
lower depending upon the spot frequency chosen. For typical values please contact our sales office.
Tape (mm)
1.75±0.1
2.7±0.05
Ø1.55±0.05
3.5±0.05
Reel (mm)
120°(3 equal)
Ø13.0±0.2
2.0±0.05
1.15±0.05
9.0±1.0
4.0±0.1
8.0±0.2
0.25±0.05
Ø21.0±0.8
2.0±0.5
IQD Frequency Products Ltd, Station Road, Crewkerne, Somerset TA18 8AR, United Kingdom
Tel: +44 (1460) 270200; Fax: +44 (1460) 72578;
Email: info@iqdfrequencyproducts.com Web: www.iqdfrequencyproducts.com
Ø 60.0
-0
Ø180
-3
+1
+0
2.25±0.05
嵌入式系统
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