AK1542A

20MHz - 600MHz Integer-N Frequency Synthesizer

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Description

20MHz - 600MHz Integer-N Frequency Synthesizer

Key Features

Operating Frequency: 20MHz to 600MHz

• Charge Pump Current: 320A to 2530A typ., 8steps

The current range can be controlled by an external resistor.

• Fast Lock Mode: The programmable timer can switch two charge pump current setting.

• 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

• Consumption Current: 2.4mA typ.

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

Lock Detect

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

• Package: 24pin QFN(0.5mm pitch, 4mm 4mm 0.75mm)

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

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Block Diagram

Block Diagram

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