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LMX2433 Datasheet(PDF) 1 Page - Texas Instruments |
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LMX2433 Datasheet(HTML) 1 Page - Texas Instruments |
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1 / 53 page  Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LMX2430, LMX2433, LMX2434 SNAS187D – FEBRUARY 2003 – REVISED JANUARY 2016 LMX243x PLLatinum™ Dual High-Frequency Synthesizer for RF Personal Communications 1 Features 2 Applications 1 • Low Current Consumption • Mobile Handsets • Cordless Handsets – LMX2430 (RF/IF): 2.8 mA/ 1.4 mA • Wireless Data – LMX2433 (RF/IF): 3.2 mA/ 2 mA • Cable TV Tuners – LMX2434 (RF/IF): 4.6 mA/ 2.4 mA • 2.25-V to 2.75-V Operation 3 Description • Synchronous/Asynchronous Power Down Using a proprietary digital-phase, locked-loop • Multiple PLL Options: technique, the LMX243x devices generate very – LMX2430 (RF/IF): 3 GHz /0.8 GHz stable, low-noise control signals for RF and IF voltage controlled oscillators. Both the RF and IF – LMX2433 (RF/IF): 3.6 GHz /1.7 GHz synthesizers include a two-level programmable – LMX2434 (RF/IF): 5 GHz /2.5 GHz charge pump. Both the RF and IF PLLs have • Programmable Charge-Pump Current Levels dedicated fastlock circuitry with integrated time-out counters which require only a single word write to – RF and IF: 1 or 4 mA power up or change frequencies. • Fastlock With Integrated Time-Out Counters • Digital Filtered Lock-Detect Output Device Information(1) • Analog Lock Detect (Push-Pull / Open-Drain) PART NUMBER PACKAGE BODY SIZE (NOM) • 1.8-V MICROWIRE Logic Interface ULGA (20) 3.50 mm × 3.50 mm LMX243x TSSOP (20) 6.50 mm × 4.40 mm (1) For all available packages, see the orderable addendum at the end of the data sheet. Functional Block Diagram NOTE: 1 (2) refers to Pin 1 of the 20-Pin ULGA and Pin 2 of the 20-Pin TSSOP 1 An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, intellectual property matters and other important disclaimers. PRODUCTION DATA. |
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