CFPS-32
ISSUE 2; 28 JULY 2005
Delivery Options
■
Please contact our sales office for current leadtimes
Description
■
The CFPS-32 is a 2.5V low voltage, surface mount
oscillator with
a CMOS output
Output Compatibility
Tri-state CMOS
■
Drive Capability 15pF max
■
Outline in mm
5.0 max
7.5 max
0.95±0.1
Pad Connections
1. Enable/Disable
2. GND
3. Output
4. +Vs
Solder pads layout
5.08
2.6
1.8
2.0
SURFACE MOUNT
SPXOs
Frequency Range
■
1.8 to 160.0MHz
Frequency Stabilities
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±25ppm, ±50ppm, ±100ppm (inclusive of supply
voltage & output load variations over the operating
temperature range)
Operating Temperature Ranges
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-10 to 70°C (CFPS-32)
■
-40 to 85°C (CFPS-32I)
Storage Temperature Range
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-55 to 125°C
1.2
1.4
5.08
Output Waveform
+Vs
90%Vs
t
f
t
r
50%Vs
10%Vs
Tri-state Operation
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Logic ‘1’ to pad 1 enables oscillator output (>70% Vs)
■
Logic ‘0’ to pad 1 disables oscillator output; when the
oscillator output goes to the high impedance state
(< 30% Vs)
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No connection to pad 1 enables oscillator output
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Standby current 10µA max
Solder Conditions
For typical soldering conditions, please see the relevant
A
T
Duty cycle = t x 100(%)
T
0V
t
Test Circuit - CMOS
■
+Vs
Frequency
Counter
Oscillator
4
3
1
2
pages in Applications Notes
+Vs
Marking
Model Number
■
Frequency
■
Power
Supply
V
0.1µF
Oscilloscope
15pF *
Minimum Order Information Required
■
Frequency + Model Number + Operating Temperature
Code (if applicable) + Frequency Stability
* Inclusive of jigging & equipment capacitance
Europe Tel: +44 (0)1460 270200
Americas Tel: +1 919 941 9333
Asia
Tel: +86 755 8826 5991
Fax: +44 (0)1460 72578
Fax: +1 919 941 9371
Fax: +86 755 8826 5990
Website: www.cmac.com
4.2
Package Outline
■
7.5 x 5.0mm SMD Ceramic Package
1
4
2
3
Electrical Specification - maximum limiting values when measured in CMOS test circuit
Frequency Range
1.8 to 32.0MHz
>32.0 to 80.0MHz ±25ppm, ±50ppm,
±100ppm
>80.0 to 125.0MHz
>125.0 to 160.0MHz
Ordering Example
Frequency
Model Number
Operating Temperature Code: I = -40 to 85°C: Not applicable for -10 to 70°C
Frequency Stability: A = ±25ppm; B = ±50ppm; C = ±100ppm
2.5V ±5%
28mA
38mA
24.0MHz
4.0ns
3.0ns
CFPS-32
4.0ns
3.0ns
IC
SURFACE MOUNT
SPXOs
Frequency
Stability
Supply Voltage
Supply Current
10mA
Rise Time (tr)
Fall Time (tf)
Duty Cycle
45/55%
for 1.0 to 50.0MHz
Model Number
5.0ns
18mA
5.0ns
CFPS-32
CFPS-32I
40/60%
for >50.0 to 160.0MHz
Please note that the rise and fall times listed are the maximum values we specify to cover various frequency breaks.
In practise the actual values are generally lower depending upon the spot frequency chosen. For typical values please
contact our sales office.
Europe Tel: +44 (0)1460 270200
Americas Tel: +1 919 941 9333
Asia
Tel: +86 755 8826 5991
Fax: +44 (0)1460 72578
Fax: +1 919 941 9371
Fax: +86 755 8826 5990
Website: www.cmac.com