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| CFPS-72, -73 Semtech Reference - Stratum 4 ISSUE 5; 19 OCTOBER 2004 Delivery Options I Outline in mm 7.00.2 5.00.2 Common frequencies are available from stock. Please see stock list or contact sales office Output Compatibility I Tri-state HCMOS/TTL (5.0V) (CFPS-72), Load 15pF max Tri-state HCMOS (3.3V) (CFPS-73), Load 15pF max 1.80.2 I Pad Connections 1. N/C or Enable/Disable 2. GND 3. Output 4. +Vs Package Outline I Standard Frequency Stabilities I 1 4 2 3.0 3 1.4 2.0 2.2 Solder pad layout tf tr 20ppm, 25ppm, 50ppm, 100ppm (inclusive of supply voltage & output load variations over the operating temperature range) Operating Temperature Range I 0 to 70C (CFPS-72, -73) -40 to 85C (CFPS-72I, -73I) Output Waveform +Vs 90%Vs I Storage Temperature Range I -55 to 125C 50%Vs 2.4V 1.4V 0.4V t 0V T Duty cycle = t x 100(%) T Tri-state Operation I 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 I 10%Vs SEMTECH APPROVED PRODUCTS I Solder Conditions I For typical soldering conditions, please see the relevant pages in Applications Notes Marking I Model Number (+ Operating Temperature Code; if applicable) Frequency Stability Code Frequency I I Minimum Order Information Required I Frequency + Model Number + Operating Temperature Code (if applicable) + Frequency Stability Please refer to our programmable oscillator chapter for fast make products I 262 1.0 7.0 x 5.0mm SMD Ceramic Package. Available over 0 to 70C (CFPS-72, -73) or -40 to 85C (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 85C; Not applicable for 0 to 70C Frequency Stability: A = 25ppm; B = 50ppm; C = 100ppm; G = 20ppm Test Circuit - HCMOS +Vs Frequency Counter Oscillator 4 3 1 2 V 0.1F Test Circuit - TTL D1 to D4 = IN4148 or equivalent A Oscilloscope 15pF * +Vs Power Supply V 0.1F 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 |
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