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AK1573 - Frequency Synthesizer

General Description

AK1573 is the Integer-N frequency synthesizer with integrated VCO (Voltage Controlled Oscillator).

It is composed of programmable charge pump, reference divider, programmable divider, dual modulus prescaler (P / P + 1).

Key Features

  •  Normalized Phase Noise -223dBc/Hz  Low Noise Integrated VCO -86dBc/Hz@10kHz -112dBc/Hz@100kHz  Operating Supply Voltage 2.7 to 3.3V  Low Current Comsumption@0dBm Output AK1573 43mA AK1573B 44mA AK1573C 46mA  Programmable to Divide by  Programmable Output Power  Fast Lock-up Function  Analog or Digital Lock Detect Function  Output Mute Function  Package  Operating Temperature Range 1, 2, 4, 8, 16, 32, 64 -12dBm to +6dBm 24pin QFN (0.5mm pitch 4x4mm) -40 ºC to 85 ºC .

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Full PDF Text Transcription for AK1573 (Reference)

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[AK1573/AK1573B/AK1573C] AK1573/AK1573B/AK1573C Frequency Synthesizer with Integrated VCO 1. General Description AK1573 is the Integer-N frequency synthesizer with integr...

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Description AK1573 is the Integer-N frequency synthesizer with integrated VCO (Voltage Controlled Oscillator). It is composed of programmable charge pump, reference divider, programmable divider, dual modulus prescaler (P / P + 1). With the feature of high-performance, low noise and small size, it can be used as a local signal source of a variety of frequency conversion. By combining with an external loop filter, AK1573 form a complete Phase Locked Loop. Access to the register is controlled by the serial interface of the 3-wire and Power supply voltage is 2.7V to 3.3V. 2.