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UMA1019AM датащи(PDF) 4 Page - NXP Semiconductors |
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UMA1019AM датащи(HTML) 4 Page - NXP Semiconductors |
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4 / 16 page ![]() 1995 Jul 07 4 Philips Semiconductors Product specification Low-voltage frequency synthesizer for radio telephones UMA1019AM PINNING SYMBOL PIN DESCRIPTION FAST 1 control input to speed-up main synthesizer CPF 2 speed-up charge-pump output CP 3 normal charge-pump output VDD1 4 digital power supply 1 VDD2 5 digital power supply 2 RFI 6 1.7 GHz RF main divider input DGND1 7 digital ground 1 fXTAL 8 crystal frequency input from TCXO POFF 9 power-down input n.c. 10 not connected CLK 11 programming bus clock input DATA 12 programming bus data input E 13 programming bus enable input (active LOW) ISET 14 regulator pin to set the charge-pump currents n.c. 15 not connected AGND 16 analog ground n.c. 17 not connected VCC 18 supply for charge-pump VDD3 19 digital power supply 3 LOCK 20 in-lock detect output; test mode output Fig.2 Pin configuration. |
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