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LC72131 View Datasheet(PDF) - SANYO -> Panasonic

Part NameDescriptionManufacturer
LC72131 AM/FM PLL Frequency Synthesizer SANYO
SANYO -> Panasonic SANYO
LC72131 Datasheet PDF : 23 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
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.
Applications
Package Dimensions
unit: mm
3059-DIP22S
[LC72131]
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
unit: mm
3036B-MFP20
[LC72131M]
SANYO: DIP22S
SANYO: 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 Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
62096HA (OT)/O3195HA (OT)/92294TH (OT) No. 4921-1/23
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