National LMX2522 LMX2532 Data Sheet
Summary
The LMX2522/LMX2532 is a highly integrated, high-performance RF/GPS frequency synthesizer optimized for various wireless communication systems, including K-PCS and K-Cellular CDMA applications. This low-power device utilizes advanced PLLatinum technology to generate exceptionally stable local oscillator signals with minimal phase noise. The manual serves as a comprehensive guide, detailing its functional block diagram, operating parameters (2.7V-3.3V), pin descriptions, and ordering information for reliable integration into next-generation wireless devices.
Manual Details
| Brand | National |
|---|---|
| Pages | 18 |
| File Size | 172.11 KB |
| Published | June 15, 2026 |
Enter the captcha to get the download link:
Frequently Asked Questions
What bands do the LMX2522 and LMX2532 support?
The LMX2522 supports the Korean PCS band, while LMX2532 supports the Korean Cellular band.
How fast is the lock time of this synthesizer system?
It features a fast lock time of 500 µs.
What are the operating voltage requirements?
The device operates on a supply voltage ranging from 2.7 V to 3.3 V.
What interface is used for serial data transfer?
Serial data is transferred via a three-wire MICROWIRE interface (DATA, LE, CLK).
Can the IF PLL design be adjusted?
Yes, the IF PLL includes a 4-level programmable charge pump for more flexible loop filter designs.