60MHz - 1000MHz Delta-Sigma Fractional-N Frequency Synthesizer

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60MHz - 1000MHz Delta-Sigma Fractional-N Frequency Synthesizer

Key Features

• Operating Frequency : 60MHz to 1000MHz

• Charge Pump Current : 20A to 168A typ., 8steps (Normal Operating Scheme)

0.8mA to 2.3mA typ., 8steps (Fast Lockup Scheme)

• 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 : 2.5mA typ.

• Phase Noise : -201dBc/Hz typ.

• On-chip PLL Lock Detection : Selectable Phase Frequency Detector (PFD) Output or Digital filtered

Lock Detect

• Frequency offset adjustable function: No glitch operation for AFC(Automatic Frequency Control) and
DFM(Digital Frequency Modulation)

• General-purpose Output : Two output ports to control peripheral parts

• Package: 24pin QFN (0.5mm pitch, 4mm 4mm 0.7mm)

• Operating Temperature: -40°C to 85 °C

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Block Diagram

Block Diagram

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