Product Summary

The LMX2353SLBX is a high performance frequency synthesizer with integrated 32/33 dual modulus prescaler designed for RF operation up to 2.0 GHz. Using a proprietary digital phase locked loop technique, the LMX2353SLBX linear phase detector characteristics can generate very stable, low noise control signals for UHF and VHF voltage controlled oscillators. The applications of the LMX2353SLBX are (1)Cellular telephone systems (GSM, NADC, CDMA, PDC); (2)Personal wireless communications (DCS-1800, DECT, CT-1+); (3)Wireless local area networks (WLANs); (4)Other wireless communication systems.

Parametrics

LMX2353SLBX absolute maximum ratings: (1)Power Supply Voltage (VCC): -0.3V to 6.5V; (2)Power Supply for Charge Pump (VP): VCC to 6.5V; (3)Voltage on Any Pin with GND = 0V (VI): -0.3V to VCC + 0.3V; (4)Storage Temperature Range (TS): -65 to +150℃; (5)Lead Temperature (solder, 4 sec.) (TL): +260℃; (6)ESD - Human Body Model: 2 kV.

Features

LMX2353SLBX features: (1)RF operation up to 2.0 GHz; (2)2.7V to 5.5V operation; (3)Low current consumption: ICC = 3.5 mA (typ) at VCC =3.0V; (4)Dual modulus prescaler: 32/33; (5)nternal balanced, low leakage charge pump.

Diagrams

LMX2353SLBX block diagram

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