MC145107 SM5107 MM55107 PLL Frequency Synthesizer

Overview

This 27 MHz band, PLL frequency synthesizer LSI chip is designed specifically for CB transceivers. The integrated circuit`s incorporates PLL circuitry and a controller for CB applications on a single CMOS chip.
This PLL-circuit use a 8 bit BCD binary programmable divide-by-N counter.

Pin	Name	Description
1	Vcc	Positive Supply Voltage
2	F in	VCO Frequency Input
3	RI	Referency Oscillator Input
4	1/2 R	Reference OSC frequency divide by 2 output
5	FS	HIGH=10kHz - LOW=5kHz
6	PD	Phase Detector Output
7	LD	Loop Detect - Unlocked=LOW Locked=HIGH
8	P7	Programmable input 7
9	P6	Programmable input 6
10	P5	Programmable input 5
11	P4	Programmable input 4
12	P3	Programmable input 3
13	P2	Programmable input 2
14	P1	Programmable input 1
15	P1	Programmable input 0
16	GND	Ground

Explanation of pin function terms

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