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LMX2522 Datasheet(PDF) 3 Page - Texas Instruments |
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LMX2522 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 26 page LMX2522, LMX2532 www.ti.com SNWS009B – MARCH 2003 – REVISED APRIL 2013 PIN DESCRIPTIONS Pin Number Name I/O Description 1 CPout O IF PLL charge pump output 2 NC — Do not connect to any node on printed circuit board. 3 NC — Do not connect to any node on printed circuit board. 4 VDD — Supply voltage for IF analog circuitry 5 LE I MICROWIRE Latch Enable 6 CLK I MICROWIRE Clock 7 DATA I MICROWIRE Data 8 VDD — Supply voltage for VCOs 9 NC — Do not connect to any node on printed circuit board. 10 NC — Do not connect to any node on printed circuit board. 11 NC — Do not connect to any node on printed circuit board. 12 NC — Do not connect to any node on printed circuit board. 13 VDD — Supply voltage for VCOs 14 VDD — Supply voltage for VCOs output buffer 15 RFout O Buffered VCO output 16 VCC — Supply voltage for RF prescaler 17 VCC — Supply voltage for charge pump 18 VCC — Supply voltage for RF digital circuitry 19 LD O Lock Detect 20 CE I Chip Enable control pin 21 GND — Ground for digital circuitry 22 OSCin I Reference frequency input 23 VCC — Supply voltage for reference input buffer 24 GND — Ground for digital circuitry 25 VCC — Supply voltage for IF digital circuitry 26 Fin I IF buffer/prescaler input 27 VCC — Supply voltage for IF buffer/prescaler 28 NC — Do not connect to any node on printed circuit board. Copyright © 2003–2013, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Links: LMX2522 LMX2532 |
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