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Frequency Synthesizer
AK1541

20MHz - 600MHz Delta-Sigma Fractional-N Frequency Synthesizer

 

Features

• Delta-Sigma Fractional-N provides fast lockup time, lower phase noise and lower spurious performance
• Operating Frequency: 20MHz to 600MHz
• On-chip Charge Pump for Fast Lockup
• Charge Pump Current: (Normal Operating Scheme) 10.6mmicroA to 168.9microA typ., 16steps
(Fast Lockup Scheme) 0.84mA to 2.32mA typ., 8steps.
• Supply Voltage: 2.7V to 5.5V (PVDD pin)
• Charge Pump Power Supply: Separately controlled、PVDD to 5.5V (CPVDD pin)
• On-chip Power-saving Function
• Current Consumption: 4.6mA typ.
• On-chip PLL Lock Detection: Selectable Phase Frequency Detector (PFD) Output or Digital filtered
Lock Detect
• Package: 24pin QFN(0.5mm pitch, 4mm 4mm 0.75mm)
• Operating Temperature: -40 °Cto 85 °C
PDF
Download
PDF Data Sheets
Rev. MS1043-E-03 2010/11
PDF : 618KB / 35pages
   
AK1541 BLOCK DIAGRAM
AK1541 BLOCK DIAGRAM
To inquire for this product  |  USA   /   English