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LC72131M Datasheet

  • LC72131M

  • AM/FM PLL Frequency Synthesizer

  • 23頁

  • SANYO

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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
鈥?High speed programmable dividers
鈥?FMIN: 10 to 160 MHz ..........pulse swallower
(built-in divide-by-two prescaler)
鈥?AMIN: 2 to 40 MHz ..............pulse swallower
0.5 to 10 MHz ...........direct division
鈥?IF counter
鈥?IFIN: 0.4 to 12 MHz ...........AM/FM IF counter
鈥?Reference frequencies
鈥?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
鈥?Phase comparator
鈥?Dead zone control
鈥?Unlock detection circuit
鈥?Deadlock clear circuit
鈥?Built-in MOS transistor for forming an active low-pass
filter
鈥?I/O ports
鈥?Dedicated output ports: 4
鈥?Input or output ports: 2
鈥?Support clock time base output
鈥?Serial data I/O
鈥?Support CCB format communication with the
system controller.
鈥?Operating ranges
鈥?Supply voltage........................4.5 to 5.5 V
鈥?Operating temperature............鈥?0 to +85擄C
鈥?Packages
鈥?DIP22S/MFP20
鈥?CCB is a trademark of SANYO ELECTRIC CO., LTD.
鈥?CCB is SANYO鈥檚 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 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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