LC72130 Sanyo Semiconductor Corporation, LC72130 Datasheet

no-image

LC72130

Manufacturer Part Number
LC72130
Description
AM/FM PLL frequency synthesizer
Manufacturer
Sanyo Semiconductor Corporation
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LC72130
Manufacturer:
ROCKWELL
Quantity:
2 156
Part Number:
LC72130
Manufacturer:
SANYO
Quantity:
1 000
Part Number:
LC72130
Manufacturer:
SONY/索尼
Quantity:
20 000
Part Number:
LC72130-D-E
Manufacturer:
SANYO/三洋
Quantity:
20 000
Company:
Part Number:
LC72130-D-E
Quantity:
94 963
Part Number:
LC72130-E
Manufacturer:
SANYO/三洋
Quantity:
20 000
Part Number:
LC72130M-TLM
Manufacturer:
JST
Quantity:
3 499
Ordering number : EN4973A
Overview
The LC72130 and LC72130M are PLL frequency
synthesizers for use in tuners in radio cassette recorders
and other products.
Applications
PLL frequency synthesizer
Functions
• High-speed programmable dividers
• IF counter
• Reference frequencies
• Phase comparator
• Built-in MOS transistor for implementing an active low-
• Inputs and outputs
• Serial data I/O
• Operating ranges
• Packages
— FMIN: 10 to 160 MHz ..........pulse swallower
— AMIN: 2 to 40 MHz ..............pulse swallower
— IFIN:
— Twelve selectable frequencies
— Dead zone control
— Unlock detection
— Deadlock clear circuit
pass filter (two systems)
— Dedicated output ports: five pins
— Input or output ports: two pins
— Clock time base output available
— Supports CCB format communication with the
— Supply voltage........................4.5 to 5.5 V
— Operating temperature............–40 to +85°C
— DIP24S, MFP24S
• 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.
(4.5 or 7.2 MHz crystal)
1, 3, 5, 9, 10, 3.125, 6.25, 12.5, 15, 25, 50 and 100 kHz
system controller.
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
0.5 to 10 MHz ...........direct division
0.4 to 12 MHz ...........AM/FM IF counter
(built-in divide-by-two prescaler)
AM/FM PLL Frequency Synthesizer
Package Dimensions
unit: mm
3067-DIP24S
unit: mm
3112-MFP24S
N3096HA (OT)/51795TH (OT) No. 4973-1/22
LC72130, 72130M
[LC72130M]
[LC72130]
SANYO: MFP24S
SANYO: DIP24S
CMOS LSI

Related parts for LC72130

LC72130 Summary of contents

Page 1

... Ordering number : EN4973A Overview The LC72130 and LC72130M are PLL frequency synthesizers for use in tuners in radio cassette recorders and other products. Applications PLL frequency synthesizer Functions • High-speed programmable dividers — FMIN 160 MHz ..........pulse swallower (built-in divide-by-two prescaler) — AMIN MHz ..............pulse swallower 0 MHz ...........direct division • ...

Page 2

... Pin Assignment LC72130, 72130M No. 4973-2/22 ...

Page 3

... Block Diagram LC72130, 72130M No. 4973-3/22 ...

Page 4

... Crystal oscillator: HC-49/U (manufactured by Kinseki, Ltd.), The circuit constants for the crystal oscillator circuit depend on the crystal used, the printed circuit board pattern, and other items. Therefore we recommend consulting with the manufacturer of the crystal for evaluation and reliability. LC72130, 72130M = Symbol ...

Page 5

... OFF High level three-state I OFFH off leakage current Low level three-state I OFFL off leakage current Input capacitance Current drain LC72130, 72130M = Pins Conditions XIN FMIN AMIN IFIN FMIN AMIN CE, CL, DI, IO1, IO2 PD1, PD2 IO = –1 mA PD1, PD2 0.5 mA BO1 BO2 to BO5, IO1, IO2 ...

Page 6

... Must be set high when serial data is input to the LC72130 (DI), or when serial data is output (DO). • Used as the synchronization clock when serial data is input to the LC72130 (DI), or when serial data is output (DO). • Inputs serial data sent from the controller to the LC72130. ...

Page 7

... AOUT2 IFIN 12 IF counter LC72130, 72130M Functions • The LC72130 ground • Dedicated output pins • The output states are determined by BO1 to BO5 in the serial data. Data open low • These pins go to the open state after the power on reset. • time base signal can be output from BO1 when TBC in the serial data is set to 1. • ...

Page 8

... Serial Data I/O Methods The LC72130 uses Sanyo’s audio LSI serial bus format, the CCB (computer control bus) format, for data I/O. This LSI adopts an 8-bit address version of the CCB format. I/O mode B0 1 IN1 (82 IN2 (92 OUT (A2) 0 LC72130, 72130M ...

Page 9

... DI Control Data (Serial Data Input) • IN1 Mode • IN2 Mode LC72130, 72130M No. 4973-9/22 ...

Page 10

... Output port data • Data that determines the output from the BO1 to BO5, IO1 and IO2 output ports BO1 to BO5, IO1, IO2 Data open low (5) • The data = 0 (open) state is selected after the power ON reset. LC72130, 72130M Functions SNS LSB Divisor setting (N) P0 ...

Page 11

... BO1 pin. (BO1 data is invalid in this mode.) Charge pump control data • Forcibly controls the charge pump output. DLC (10) Note: If deadlock occurs due to the VCO control voltage (Vtune) going to zero and the VCO LC72130, 72130M Functions DOC1 DOC0 DO pin state 0 ...

Page 12

... Locked or detection stopped mode IF counter binary data • Latched from the value of the IF counter (20-bit binary counter). C19 to C0 C19 (3) C0 LSB of the binary counter LC72130, 72130M Functions These values must all be set to 0. Functions High: 1 Low: 0 MSB of the binary counter Related data ...

Page 13

... SU CL: Normal high CL: Normal low 6. Serial Data Output (OUT CL: Normal high CL: Normal low Note: Since the DO pin is an n-channel open drain pin, the time for the data to change (t and printed circuit board capacitance. LC72130, 72130M ≥ 0.75 µs, t ≤ 0.75 µ ≥ ...

Page 14

... CH CE wait time setup time hold time t EH Data latch change time Data output time t DH LC72130, 72130M Pins Conditions DI CE, CL CE, CL CE, CL Differs depending on the DO, CL value of the pull-up resistor and the printed circuit board DO, CE capacitance. min typ ...

Page 15

... MHz (SW VCO) 5 kHz (fref) = 4440 • MW, 10 kHz steps (DVS = 0, SNS = 0, AMIN low-speed side selected 1000 kHz (IF = +450 kHz) MW VCO = 1450 kHz PLL fref = 10 kHz ( 1450 kHz (MW VCO) 10 kHz (fref) = 145 LC72130, 72130M Set divisor Actual divisor: N 272 to 65535 Twice the set value 272 to 65535 ...

Page 16

... IF Counter The LC72130 IF counter is a 20-bit binary counter. The result, i.e., the counter’s msb, can be read serially from the DO pin. Measurement time GT1 GT0 Measurement period (GT) (ms The IF frequency (Fc) is measured by determining how many pulses were input counter in a specified measurement period, GT ...

Page 17

... IFIN minimum input sensitivity standard 0.4 ≤ f < 0.5 IFS 40 mVrms 1: Normal mode (0 mVrms) 70 mVrms 0: Degradation mode ( mVrms Actual values (reference data) LC72130, 72130M f (MHz) 0.5 ≤ f < ≤ f ≤ mVrms 40 mVrms ( mVrms) 70 mVrms 70 mVrms ( mVrms) No. 4973-17/22 ...

Page 18

... N, that determination must be performed after at least two reference frequency periods have passed. Figure 1 Unlocked State Detection Timing For example, if fref is 1 kHz, i.e., the period is 1 ms, after the divisor N is changed, unlocked state determination must be performed after waiting 2 ms. LC72130, 72130M Figure 2 Circuit Structure No. 4973-18/22 ...

Page 19

... Unlock Determination Software Integration Method 3. Unlocked State Data Output Using Serial Data Output In the LC72130, once an unlocked state occurs, the unlocked state serial data (UL) will not be reset until a data input (or output) operation is performed. At the data output 1 point in Figure 3, although the VCO frequency has stabilized (locked), since no data output has been performed since the divisor N was changed the unlocked state data remains in the unlocked state ...

Page 20

... AM stereo pilot margin is desired. On the other hand, we recommend selecting DZC or DZD, which provide a dead zone, for applications which do not require such a high FM signal-to-noise ratio and in which either AM stereo is not used or an adequate AM stereo pilot margin can be achieved. LC72130, 72130M Charge pump Dead zone ON/ON – ...

Page 21

... Also, an input pin state can be output unchanged through the DO pin and input to the controller. 5. Power Supply Pins A capacitor of at least 2000 pF must be inserted between the power supply V This capacitor must be placed as close as possible to the V Pin States After the Power ON Reset LC72130, 72130M Figure 4 and Figure 5 and V pins for noise exclusion ...

Page 22

... SANYO believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provide information as of November, 1996. Specifications and information herein are subject to change without notice. LC72130, 72130M No. 4973-22/22 ...

Related keywords