Thick Film Hybrid STK311-050 RDS/RBDS Demodulator with Synch
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Ordering number:ENN*5024
Thick Film Hybrid
STK311-050
RDS/RBDS Demodulator with Synchronization Error Correction
Preliminary Overview
STK311-050 RDS/RBDS demodulator hybrid Radio Data System (RDS) Radio Broadcast Data System (RBDS), multiplexed broadcasting various kinds data, specified European Broadcasting Union (EBU) National Radio System Committee (NRSC), respectively. demodulates multiplexed data modulating signal recover RDS/ RBDS signal performs synchronization, error detection error correction, Further, low-profile packaging realized using Sanyo's insulated metal substrate technology (IMST) base, system photoresist technologies folded board construction.
Package Dimensions
unit:mm 4132A
[STK311-050]
44.0
13.0max
8.5max
Applications
stereos Home stereos
SANYO SIP19C3
Features
57kHz built-in adjustment-free operation 4MHz ceramic oscillator element built-in external components required complete RDS/ RBDS data demodulation system ARI-SK/DK decoder built-in
Specifications
Maximum Ratings 25°C
Parameter Maximum supply voltage Operating temperature Storage temperature Symbol Topr Tstg Conditions Ratings +100 Unit
Recommended Operating Voltages 25°C
Parameter Supply voltage Operating supply voltage range Symbol VCCOP Conditions Ratings Unit
SANYO products described contained herein have specifications that handle applications that require extremely high levels reliability, such life-support systems, aircraft's control systems, other applications whose failure reasonably expected result serious physical and/or material damage. Consult with your SANYO representative nearest before using SANYO products described contained herein such applications. SANYO assumes responsibility equipment failures that result from using products values that exceed, even momentarily, rated values (such maximum ratings, operating condition ranges,or other parameters) listed products specifications SANYO products described contained herein.
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
O3099TH (KT)/11896HA (ID) No.5024-1/8
2.6min 4.2max
STK311-050
Operating Characteristics 25°C, VCC=5V
Parameter Quiescent current Band-pass filter gain Band-pass filter selectivity Symbol ICCO VGBPF Conditions Ratings f=57kHz f=60kHz (57kHz=0dB) f=54kHz (57kHz=0dB) f=38kHz (57kHz=0dB) capture range RDS/RBDS detector sensitivity detector sensitivity detector sensitivity RDS/RBDS input dynamic range input dynamic range free-running frequency High level ouput voltage level output voltage Ceramic oscillator stabilization time Reset time fOSC tCFS tRST IOH=-50µA*1 IOH=-10µA*1 IOL=10mA*2 IOL=1.8mA*2 Figure Figure 5mVrms, input low, input low, input low, input low, (ARI+RDS/RBDS) signal maximum input RDS/RBDS data demodulated correctly, RDS/RBDS signal maximum input low, signal maximum input VCC-1.2 VCC-0.5 12.5 -2.5 -3.5 -0.5 +1.1 Unit mVrms mVrms mVrms mVrms mVrms mVrms
DATA START, DATA OUT, CLOCK RECEIVE, CORRECTION, ERROR, DATA START, DATA OUT, CLOCK
Figure Oscillator stabilization time
Figure Reset time
Output Signal Settings
DATA START output signals shown following table.
Setting*1 polarity Falling edge Falling edge Rising edge Rising edge DATA START output Each block Second block only Each block Second block only
Setting default setting.
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Equivalent Circuit
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Sample Application Circuit
Sample System Configuration
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STK311-050
Functions
name INPUT MONI ID-ADJ DK-ID SK-ID RDS/RBDS-ID ceramic oscillator (456kHz) Supply LA2232 LC7074 positive supply Ground LA2232 analog ground Input (for adjustment) monitor output detector sensitivity adjustment signal detector indicator output. Low-level output when signal detected, high-level when detected. signal detector indicator output. Low-level output when signal detected, high-level when detected. RDS/RBDS signal detector indicator output. Low-level output when RDS/RBDS signal detected, high-level when detected. Ground LC7074 digital ground Function
RESET
Reset input. Reset restart occurs when held Schmitt-trigger input. Pull-up resistor built-in.
cycles.
CORR.
Error correction selection input. This selects whether corrects errors demodulated data. Input correction performed. Input Error correction performed. modes where error correction enabled, five error bits corrected distances bits less.
DATA START
Serial data output block data start signal (D.S. CONTROL) input control output waveform. Pull-up transistor (CMOS) output.
DATA
Serial data output. Pull-up transistor (CMOS) output.
Clock output. Pull-up transistor (CMOS) output.
OSC1 oscillation frequency check
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STK311-050
RDS/RBDS Demodulator Data (LA2232 Output) LC7074 Output Data Relationship
Figure Demodulator data output data relationship
Serial Data Output Format Timing
Start (normally "0") Function
Error flag
Parameter errors Errors corrected Non-correctable errors
Correction flag
Note When CORR. high. Offset Offset (normally "0", future expansion) Group type version Version Version Block Block Block Block
Block number
RDS/RBDS data
Figure Serial data output format timing
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Control Input CORR. Read Timing
Normally, this checked state. However, error correction enabled/disabled time. During Sync Detection CORR. read every demodulator data from RDS/RBDS demodulator (indiated read into when consecutive, matching states occur.
Figure CORR. read timing during sync detection
After Sync Detection CORR. read head each block demodulator data from RDS/RDBS demodulator (indiated read into when consecutive, matching states occur.
Figure CORR. read timing after sync detection
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Characteristics Data
Specifications SANYO products described contained herein stipulate performance, characteristics, functions described products independent state, guarantees performance, characteristics, functions described products mounted customer's products equipment. verify symptoms states that cannot evaluated independent device, customer should always evaluate test devices mounted customer's products equipment. SANYO Electric Co., Ltd. strives supply high-quality high-reliability products. However, semiconductor products fail with some probability. possible that these probabilistic failures could give rise accidents events that could endanger human lives, that could give rise smoke fire, that could cause damage other property. When designing equipment, adopt safety measures that these kinds accidents events cannot occur. Such measures include limited protective circuits error prevention circuits safe design, redundant design, structural design. event that SANYO products(including technical data,services) described contained herein controlled under applicable local export control laws regulations, such products must expor without obtaining expor license from authorities concerned accordance with above law. part this publication reproduced transmitted form means, electronic mechanical, including photocopying recording, information storage retrieval system, otherwise, without prior written permission SANYO Electric Co., Ltd. information described contained herein subject change without notice product/technology improvement, etc. When designing equipment, refer "Delivery Specification" SANYO product that intend use. Information (including circuit diagrams circuit parameters) herein example only guaranteed volume production. SANYO believes information herein accurate reliable, guarantees made implied regarding infringements intellectual property rights other rights third parties.
This catalog provides information October, 1999. Specifications information herein subject change without notice.
No.5024-8/8
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