CFPS-72, -73 Semtech Reference - Stratum 4
ISSUE 5; 19 OCTOBER 2004
Delivery Options
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Outline in mm
7.0±0.2
5.0±0.2
Common frequencies are available from stock. Please
see stock list or contact sales office
Output Compatibility
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Tri-state HCMOS/TTL (5.0V) (CFPS-72), Load 15pF max
Tri-state HCMOS (3.3V) (CFPS-73), Load 15pF max
1.8±0.2
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Pad Connections
1. N/C or Enable/Disable
2. GND
3. Output
4. +Vs
Package Outline
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Standard Frequency Stabilities
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1
4
2
3.0
3
1.4
2.0 2.2
Solder pad layout
t
f
t
r
±20ppm, ±25ppm, ±50ppm, ±100ppm (inclusive of
supply voltage & output load variations over the
operating temperature range)
Operating Temperature Range
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0 to 70°C (CFPS-72, -73)
–40 to 85°C (CFPS-72I, -73I)
Output Waveform
+Vs
90%Vs
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Storage Temperature Range
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–55 to 125°C
50%Vs
2.4V
1.4V
0.4V
T
Duty cycle = t x 100(%)
T
0V
t
Tri-state Operation
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Logic ‘1’ to pad 1 enables oscillator output, 2.2V min
Logic ‘0’ to pad 1 disables oscillator output; when
disabled the oscillator output goes to the high
impedance state, 0.8V max
No connection to pad 1 enables oscillator output
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10%Vs
SEMTECH
APPROVED PRODUCTS
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Solder Conditions
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For typical soldering conditions, please see the relevant
pages in Applications Notes
Marking
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Model Number (+ Operating Temperature Code; if
applicable)
Frequency Stability Code
Frequency
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Minimum Order Information Required
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Frequency + Model Number + Operating Temperature
Code (if applicable) + Frequency Stability
Please refer to our programmable oscillator chapter for
fast make products
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262
1.0
7.0 x 5.0mm SMD Ceramic Package.
Available over 0 to 70°C (CFPS-72, -73) or
–40 to 85°C (CFPS-72I, -73I)
5.08
1.8 3.28
Electrical Specification - maximum limiting values when measured in HCMOS test circuit
Frequency
Range
1.25 to 35.0MHz
>35.0 to 70.0MHz
>70.0 to 106.25MHz
>106.25 to 120.0MHz
>120.0 to 125.0MHz
>125.0 to 160MHz
1.25 to 20.0MHz
>20.0 to 35.0MHz
>35.0 to 70.0MHz
>70.0 TO 100.0MHz
>100.0 to 125.0MHz
>125.0 to 160.0MHz
Frequency
Stability
Supply Voltage
Supply Current
15mA
30mA
40mA
40mA
40mA
40mA
20mA
30mA
50mA
70mA
70mA
70mA
Rise Time(tr)
6ns
6ns
6ns
6ns
6ns
6ns
6ns
6ns
6ns
6ns
6ns
6ns
24.0MHz
Fall Time (tf)
6ns
6ns
6ns
6ns
6ns
6ns
6ns
6ns
6ns
6ns
6ns
6ns
CFPS-73I C
Duty Cycle
Model Number
±20ppm, ±25ppm,
±50ppm, ±100ppm
3.3V
CFPS-73,
CFPS-73I
40/60%
±25ppm, ±50ppm
±100ppm
5.0V
CFPS-72,
CFPS-72I
Ordering Example
Frequency
Model No
Operating Temperature Code: I = –40 to 85°C; Not applicable for 0 to 70°C
Frequency Stability: A = ±25ppm; B = ±50ppm; C = ±100ppm; G = ±20ppm
Test Circuit - HCMOS
+Vs
Frequency
Counter
Oscillator
4
3
1
2
V
0.1µF
Test Circuit - TTL
D
1
to D
4
= IN4148
or equivalent
A
Oscilloscope
15pF *
+Vs
Power
Supply
V
0.1µF
Oscillator
4
3
1
2
Frequency
Counter
A
+Vs
Power
Supply
Oscilloscope
+Vs
400R
D1
SEMTECH
APPROVED PRODUCTS
D2
15pF*
D3
D4
* Inclusive of jigging & equipment capacitance
*Inclusive of jigging & equipment capacitance
Note: CFPS-72, 72I only
Outline in mm - Tape
4.0
∅
1.5
∅
1.6
1.75
Outline in mm - Reel
120° (3 equal)
17.5
2.0
0.3
7.5
16.0
7.9
∅25.0
2.15 max
∅13.0
2.0
∅80.0
8.0
5.4
2.0
263
∅330.0
