FD7745T Pletronics, Inc., FD7745T Datasheet
FD7745T
Related parts for FD7745T
FD7745T Summary of contents
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Pletronics’ FD7T Series is a quartz crystal controlled precision square wave generator with multiple independent CMOS outputs • Output frequencies from 12 KHz to 230 MHZ • Selectable low jitter or spread spectrum outputs. • Device characteristics may be ...
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BLOCK DIAGRAMS OF THE FD7T SERIES FD73xxT Vdd 1.8V (1) Reference Vddout (5) oscillator Vcontrol (2) optional Voltage controlled PLL Multiplier #1 optional Spread Spectrum Programming optional Bypass Mode S0 (14) control S1/SDA (13) eePROM S2/SCL (12) SDA/SCL Registers Ground ...
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FD75xxT Vdd 1.8V (1) Vddout (5) Reference oscillator Vcontrol (2) optional PLL Multiplier #1 Voltage optional Spread Spectrum controlled optional Bypass Mode Programming PLL Multiplier #2 S0 (14) control optional Spread Spectrum S1/SDA (13) optional Bypass Mode eePROM S2/SCL (12) ...
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Description: The FD7T series Multi-Output CMOS Clock Oscillator is a modular PLL-based low cost, high-performance, programmable oscillator. The FD7T generates up to seven output frequencies, OUT1 through OUT7. Frequencies are mutually independent and may be programmed to any frequency from ...
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PLL Multipliers There are each independent PLL Multipliers and these can multiply the Reference Oscillator frequency from 1 (bypass mode) to any value that is <=230MHz (the lowest frequency is the Reference Oscillator frequency). Each of the ...
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Output Buffers Each output buffer can have 3 modes of operation: 1) Tri State 2) Active Low The output buffers for Out2 and Out3 and the output buffers Out6 and Out7 function as pairs. When selecting on the function both ...
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PART NUMBER: FD7 -25.0M -YYY -XX Part Marking: PLE FD7x Marking Legend: ZZZ YMD All other marking is internal factory codes Codes for Date Code YMD Code Year 2008 2009 ...
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Electrical Specification over the specified temperature range Item Base Frequency Frequency Range OUT1 Frequency Range OUT2 - 7 Frequency Accuracy “45" “44" “20" Recommended Operating Conditions Device Supply Voltage V DD Output Supply Voltage V DDOUT Output Supply Voltage “L” ...
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Item (1)(2) Peak-to-Peak Jitter (1)(2) Cycle-to-Cycle Jitter Output Skew LVCMOS Output Parameters for V Output High 2.5V DDOUT Output Low 2.5V DDOUT Rise & Fall Time Output Symmetry (1)(2) Peak-to-Peak Jitter (1)(2) Cycle-to-Cycle Jitter Output Skew ...
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Item Output Skew LVCMOS Output Parameters for V Output High 1.8V DDOUT Output Low 1.8V DDOUT Rise & Fall Time Output Symmetry (1)(2) Peak-to-Peak Jitter (1)(2) Cycle-to-Cycle Jitter Output Skew VCXO Function Vcontrol Input Range Usable ...
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FD7xxxT I DDOUT V =3.3V DDOUT 110 130 150 170 190 210 230 Fout (MHz) FD7xxxTL DDOUT No Load ...
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Load Circuit and Test Waveform Reliability: Environmental Compliance Parameter Condition Mechanical Shock MIL-STD-883 Method 2002, Condition B Vibration MIL-STD-883 Method 2007, Condition A Solderability MIL-STD-883 Method 2003 Thermal Shock MIL-STD-883 Method 1011, Condition A ESD Rating Model Minimum Voltage Human ...
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Mechanical Contacts Gold 11.8 µinches 0.3 µm minimum over Nickel 50 to 350 µinches 1.27 to 8.89 µm Package Labeling Label is 1" x 2.6" ...
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Pad Functions FD73xxT: Pad Function Note 1 Vsupply1 1.8V, powers internal circuitry of the oscillator. Bypass capacitor required near the package pin. 2 Vcontrol Frequency control input when the VCXO function is enabled 3 Ground (GND) 4 n.c. No connection ...
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Pad Functions FD74xxT: Pad Function Note 1 Vsupply1 1.8V, powers internal circuitry of the oscillator. Bypass capacitor required near the package pin. 2 Vcontrol Frequency control input when the VCXO function is enabled 3 Ground (GND) PLL1 frequency divider 2 ...
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Pad Functions FD75xxT: Pad Function Note 1 Vsupply1 1.8V, powers internal circuitry of the oscillator. Bypass capacitor required near the package pin. 2 Vcontrol Frequency control input when the VCXO function is enabled 3 Ground (GND) PLL1 frequency divider 2 ...
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Pad Functions FD77xxT: Pad Function Note 1 Vsupply1 1.8V, powers internal circuitry of the oscillator. Bypass capacitor required near the package pin. 2 Vcontrol Frequency control input when the VCXO function is enabled 3 Ground (GND) PLL1 frequency divider 2 ...
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Reflow Cycle (typical for lead free-processing) 250 200 175°C±10°C 150 100 120 to 160 Seconds The part may be reflowed 2 times without degradation. Tape and Reel: available for quantities of 250 to 1000 per reel, cut tape for < ...
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Pletronics Incorporated (PLE) reserves the right to make corrections, improvements, modifications and other changes to this product at any time. PLE reserves the right to discontinue any product or service without notice. Customers are responsible for obtaining the latest relevant ...