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See Technical Specifications

LMX2581SQ/NOPB +BOM

Frequency Synthesizer (RF) IC 3.76GHz 1 32-WFQFN Exposed Pad

Manufacturer:

Texas Instruments, Inc
Mfr.Part #:

LMX2581SQ/NOPB
Datasheet:

LMX2581SQ/NOPB Datasheet (PDF)
Integrated VCO:

Yes
Output Frequency (min) (MHz):

50
Output Frequency (max) (MHz):

3760
Normalized PLL Phase Noise (dBc/Hz):

-229
EDA/CAD Models:

Request Free CAD Models for LMX2581SQ/NOPB

LMX2581SQ/NOPB Information

General Description

The LMX2581SQ/NOPB stands out as a cutting-edge solution for frequency synthesis requirements. Its comprehensive feature set, including a delta-sigma fractional N PLL, multiple core VCO, and programmable output divider, ensures optimal performance in a wide range of applications. The device's VCO frequency range, from 1880 to 3760 MHz, coupled with flexible output options, enables users to tailor their frequency synthesis needs with precision. The synthesizer's programmable nature allows for customization of parameters such as the denominator and modulator order for fine-tuning performance. With features like power down, Fastlock, auto mute, and lock detection, seamless operation is at the user's fingertips. The LMX2581's compact size and integrated low noise LDOs make it a reliable and efficient choice for frequency synthesis tasks in various settings

Key Features

Output Power up to +8 dBm
Phase Noise below -130 dBc/Hz at 1 MHz offset
Digital Lock Detect and Readback enabled
Programmable Charge Pump Current up to 30 mA
Supports Logic Levels down to 0.8 V
Single Supply Voltage from 2.9 V to 3.1 V

Specifications

Integrated VCO	Yes	Output frequency (min) (MHz)	50
Output frequency (max) (MHz)	3760	Normalized PLL phase noise (dBc/Hz)	-229
Current consumption (mA)	178	Features	Integrated VCO, Wideband
1/f noise (10-kHz offset at 1-GHz carrier) (dBc/Hz)	-125	Rating	Catalog
Operating temperature range (°C)	-40 to 85	Lock time (µs) (typ)	10
Package/Case	WQFN-32