器件名称: LC72131
功能描述: AM/FM PLL Frequency Synthesizer
文件大小: 406.38KB 共23页
简 介:Ordering number : EN4921B
CMOS LSI
LC72131, 72131M
AM/FM PLL Frequency Synthesizer
Overview
The LC72131 and LC72131M are PLL frequency synthesizers for use in tuners in radio/cassette players. They allow high-performance AM/FM tuners to be implemented easily.
Package Dimensions
unit: mm 3059-DIP22S
[LC72131]
Applications
PLL frequency synthesizer
Functions
High speed programmable dividers — FMIN: 10 to 160 MHz ..........pulse swallower (built-in divide-by-two prescaler) — AMIN: 2 to 40 MHz ..............pulse swallower 0.5 to 10 MHz ...........direct division IF counter — IFIN: 0.4 to 12 MHz ...........AM/FM IF counter Reference frequencies — Twelve selectable frequencies (4.5 or 7.2 MHz crystal) 1, 3, 5, 9, 10, 3.125, 6.25, 12.5, 15, 25, 50 and 100 kHz Phase comparator — Dead zone control — Unlock detection circuit — Deadlock clear circuit Built-in MOS transistor for forming an active low-pass filter I/O ports — Dedicated output ports: 4 — Input or output ports: 2 — Support clock time base output Serial data I/O — Support CCB format communication with the system controller. Operating ranges — Supply voltage........................4.5 to 5.5 V — Operating temperature............–40 to +85°C Packages — DIP22S/MFP20
CCB is a trademark of SANYO ELECTRIC CO., LTD. CCB is SANYO’s original bus format and all the bus addresses are controlled by SANYO.
SANYO: DIP22S
unit: mm 3036B-MFP20
[LC72131M]
SANYO: MFP20
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headq……
