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| SM5168BAV NIPPON PRECISION CIRCUITS INC. PLL Frequency Symthesizer ICs OVERVIEW The SM5168BAV is a PLL ICs fabricated in NPC's Molybdenum-gate CMOS process. This is designed for use in transmitter/receiver stages in mobile telephones and similar applications. And it built in LD pin of lock detect signal output. PINOUT 16-pin VSOP FEATURES s s pre lim ina s s s s s s s 2.7 to 3.3 V operation 300 MHz maximum operating frequency (VDD = 2.7 V) Low power consumption Charge pump outputs for passive filter Lock detect pin Power-save pin for reduced power dissipation -30 to 85 C operating temperature range 8-pin VSOP Molybdenum-gate CMOS process VDD DO VSS FIN PACKAGE DIMENSIONS Unit: mm s s s Similar applications 0.585 TYP 0.65 0.22 0.1 Setting Frequency TR XIN reference input frequency 14.4MHz 14.4MHz Reference divider count. 72 72 FIN input frequency 185.2MHz 260.2MHz 1.30 MAX 3.12 0.3 0.15- 0.05 + 0.10 1.15 0.05 FIN divider count. 926 Phase comparator frequency 200kHz 200kHz HIGH LOW 1301 NIPPON PRECISION CIRCUITS--1 0.5 0.2 Mobile communications PHS-type portable telephones 4.4 0.2 6.4 0.3 APPLICATIONS ry 1 2 3 4 8 9 5168BA 10 11 XIN LD TEST TR SM5168BAV BLOCK DIAGRAM XIN R-counter FR Phase Detector Charge Pump TR TEST FIN DECORDER N-counter PIN DESCRIPTION Number 1 2 3 4 5 6 7 8 Name VDD DO VSS FIN TR I/O - O - I 2.7 to 3.3V suppply voltage pin. TEST LD XIN pre NIPPON PRECISION CIRCUITS INC. NIPPON PRECISION CIRCUITS INC. reserves the right to make changes to the products described in this data sheet in order to improve the design or performance and to supply the best possible products. Nippon Precision Circuits Inc. assumes no responsibility for the use of any circuits shown in this data sheet, conveys no license under any patent or other rights, and makes no claim that the circuits are free from patent infringement. Applications for any devices shown in this data sheet are for illustration only and Nippon Precision Circuits Inc. makes no claim or warranty that such applications will be suitable for the use specified without further testing or modification. The products described in this data sheet are not intended to use for the apparatus which influence human lives due to the failure or malfunction of the products. Customers are requested to comply with applicable laws and regulations in effect now and hereinafter, including compliance with export controls on the distribution or dissemination of the products. Customers shall not export, directly or indirectly, any products without first obtaining required licenses and approvals from appropriate government agencies. NIPPON PRECISION CIRCUITS INC. 4-3, 2-chome Fukuzumi Koto-ku, Tokyo 135-8430, Japan Telephone: 03-3642-6661 Facsimile: 03-3642-6698 NC9629AE 1998.08 lim Ground pin I I Test pin. should be Open or VSS O I PLL phase comparator tristate output pin. Built-in charge pump means that this output can be connected to a low-pass filter. The output polarity is preset for connection to a passive filter. PLL comparator frequency divider input pin. Feedback resistor built-in for AC-coupled inputs. Unlock signal output pin. Low when unlock. PLL reference frequency divider input pin. Feedback resistor built-in for AC-coupled inputs. ina ry DO FV Lock Detector LD Description NIPPON PRECISION CIRCUITS--2 |
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