LC72133M_11 Datasheet, PDF (1/23 Pages) Sanyo Semicon Device – PLL Frequency Synthesizer for Electronic Tuning

Ordering number : ENN5427B
CMOS IC
LC72133M, 72133V
PLL Frequency Synthesizer for
Electronic Tuning
Overview
The LC72133M and LC72133V are a phase-locked loop
frequency synthesizer LSI circuits for use in radio tuners.
It supports low-voltage (2.7 to 3.6 V) operation and can
implement high-performance AM/FM tuners easily.
Functions
• High speed programmable dividers
— FMIN: 10 to 120 MHz ..........pulse swallower
(built-in divide-by-two prescaler), V_DD ≥ 2.7 V
10 to 130 MHz ..........pulse swallower
(built-in divide-by-two prescaler), V_DD ≥ 3.0 V
— 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. (Compatible with LC72131)
• Operating ranges
— Supply voltage........................2.7 to 3.6 V
— Operating temperature............–20 to +70°C
• Package
MFP20
SSOP20
• 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.
Any and all SANYO products described or contained herein do not have specifications that can handle
applications that require extremely high levels of reliability, such as life-support systems, aircraft’s
control systems, or other applications whose failure can be reasonably expected to result in serious
physical and/or material damage. Consult with your SANYO representative nearest you before using
any SANYO products described or contained herein in such applications.
SANYO assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other
parameters) listed in products specifications of any and all SANYO products described or contained
herein.
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
91099TH (OT)/22897HA (OT)/63196HA (OT) No. 5427-1/23