LA1827M Monolithic Linear LA1827M Single-Chip Tuner Portable

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LA1827M Monolithic Linear LA1827M Single-Chip Tuner Portable

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Ordering number EN5658A
LA1827M Monolithic Linear
LA1827M
Single-Chip Tuner Portable Radio /Cassette Recorders
Overview
LA1827M single-chip tuner with built-in MPX-VCO which requires adjustment external parts.
Package Dimensions
unit:mm 3112-MFP24S
[LA1827M]
Functions
amplifier, mixer, oscillator, amplifier, detector, AGC, tuning display output amplifier, mixer, oscillator amplifier, quadrature detector, signal strength meter, tuning display output stereo decoder, stereo display output, forced mono, internal
FM-FE: FM-IF: MPX:
1.8max
12.6
0.15
Single-chip tuner with FM-FE/FM-IF, circuitry Built-in adjustment-free MPX-VCO ceramic oscillator required) FM-DET, adjustment-free (using ceramic discriminator) Reduced FM-FE oscillation level stereo indication AM/FM tuning indication pins provided.
0.35
Features
SANYO:MFP24S
Specifications
Maximum Ratings 25°C
Parameter Maximum supply voltage Indicator drive current Allowable power dissipation Operating temperature Storage temperature Symbol VCCmax ILED Topr Tstg 70°C Conditions Ratings +125 Unit
SANYO products described contained herein have specifications that handle applications that require extremely high levels reliabilitysuch life-support systemsaircraft' control systemsor 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 other parameters) listed products specifications SANYO products described contained herein.
SANYO Electric Co., Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
71598RM(KI) 5658-1/12
0.625
6.35
Ordering number EN5658A
LA1827M Operating Conditions
Parameter Recommended supply voltage Operating supply voltage range Symbol VCCop Conditions Ratings Unit
Operating Characteristics 25°C, 3.0V, specified test circuit, using Yamaichi Electronics socket IC51-0242-543
Parameter Symbol Conditions Ratings Unit
[FM-FE characteristics]: MHz, kHz, mod. Local oscillator voltage VOSC input, fOSC=108.7 MHz, output *Measured with buffer (-10 gain) sensitivity Effective sensitivity dBµ, mod. output, input Input mVrms
[FM-IF monaural characteristics]: 10.7 MHz, kHz, 100% mod. Quiescent current Demdulator output Signal-to-noise ratio Total harmonic distortion (mono) sensitivity TU-LED sensitivity ICCO (FM) SD-ON input dBµ, output dBµ, output dBµ, output dBµ, 100% mod.output, input modulation mVrms
[FM-IF stereo characteristics]: 10.7 MHz, kHz, 90%, pilot Separation ST-LED sensitivity Total harmonic distortion (main) ST-ON dBµ, L-mod, 16/pin output dBµ, pilot modulation voltage 0.5V dBµ, main modulation, output mVrms mVrms
characteristics]: 1000 kHz, kHz, mod. Quiescent current Detector output ICCO (AM) Signal-to-noise ratio S/N1 S/N2 Total harmonic distortion TU-LED sensitivity SD-ON input dBµ, output dBµ, output dBµ, output dBµ, output dBµ, output modulation
Description Quiescent Voltage 3.0V
Quiescent number Function voltage antenna coil connected between pins (reg) Equivalent circuit Remarks
input
A10836
A10837
Continued next page 71598RM(KI) 5658-2/12
Ordering number EN5658A
LA1827M
Continued from preceding page
Quiescent number Function voltage Oscillator coil connected between pins (VCC1) Equivalent circuit Remarks
AM-OSC
A10838 VCC1 AM/FM-IN/MPX block ROUT
mixer output
ROUT
A10839 GND1 AM/FM-IN/MPX section ground Mixer coil connected between pins (VCC1)
mixer output
A10840 Active Tu-LED output Open-collector output directly drive
A10841 Active ST-LED output AM-IF output Open-collector output directly drive operation, AM-IF signal (450 kHz) output here.
A10842
Continued next page
71598RM(KI) 5658-3/12
Ordering number EN5658A
LA1827M
Continued from preceding page
Quiescent number Function voltage FM-IF input A10843 Equivalent circuit Remarks
AM-IF input A10844
Internal load resistance 16.6 AM-AGC output signal meter output
A10845 Reccomended ceramic discriminator CDF107F-AE-019 (Toko) CDA10.7MG83 (Murata)
detector
A10846 Mono mode forced connecting ground.
Pilot tone detector filter forced mono switching A10847
Phase comparator filter AM/FM switching A10848
reception mode enabled when open. reception mode enabled when connected ground.
Continued next page
71598RM(KI) 5658-4/12
Ordering number EN5658A
LA1827M
Continued from preceding page
Quiescent number Function voltage ROUT Equivalent circuit Remarks
output output
ROUT
A10849
input A10850
Output impedance ROUT detector output detector output ROUT(FM) ROUT(AM) A10851 ROUT Capacitance between ground should optimzed best separation characteristics.
Colpitts oscillator circuit oscillator coil connected
FM-OSC
A10852 FM-FE block Power supplied from VCC2 A10853 (VCC1) external resistor
FM-RF output
coil connected between pins (VCC2).
FM-RF input
A10854
GND2
FM-FE brock ground
71598RM(KI) 5658-5/12
Ordering number EN5658A
LA1827M
Coil specifications (bottom view)
FM-BPF: SA-309 (Sumida) FM-RF: SA-149 (Sumida) dia., core, wire, FM-OSC: SA-151 (Sumida) dia., core, wire, FM-IF filter, discriminator: SK107M1-AE-10, CDF107F-AE-019, Rs=510 (Toko) SEF10, 7MA5, CDA10.7MG83, Rs=470 (Murata) AM-OSC: SA-181 (Sumida) L7BRS-3132AQ (Toko)
0.06 140µH
0.06 2UEW
A10830
A10831
AM-IFT: SA-1136 (Sumida)
PCFAZ-082 (Toko)
A10832
122T 0.06UEW =450 With internal capacitor
ACFA-450L08
A10833
100T With internal capacitor With AM-IF filter
AM-IF filter: SFU450B (Murata) Poly-varicon: FT-2217 (Toko) PVC-22KTL (Mitsumi) Bar- antenna: TYA-1005 (Mitsumi)
A10834
FM-Discriminator: CDA10.7 MG1-B (Murata) AM-OSC: SA-1135 (Sumida)
0.06UEW A10835
71598RM(KI) 5658-6/12
Block Diagram
B.P.F.
R-OUT
L-OUT MONO
Ordering number EN5658A
10.7MHz
VCC2 DECODER TRIG ST-SW PILOT
GND2
PHASE COMP
LA1827M
VCC1 GND1
S-METER FM-IF
AM-IF
AM/FM
10.7MHz
450kHz
V-AGC V-SM
A10827
71598RM(KI) 5658-7/12
5.0V L.P.F R-OUT 100k L.P.F L-OUT FM-Vosc 108.7MHz 2SK315
Test Circuit
Ordering number EN5658A
1000pF 1000pF
0.47F 0.22F
SA-309 3.3k 15pF 1800pF
ant-input 98MHz 18pF FM-OSC SA-151 30pF 4.7F 6800pF 6800pF
3.3F
B.P.F.
FM-DET
CDA10.7MG1-B
1000pF
FM-RF SA-149
LA1827M
LA1827M
10pF
ant-input 1000kHz
0.047F
24pF 10.7MHz
V-REG
V-SM AM/FM
39mH
AM-OSC SA-1135 100F 0.047F
AM-IFT SA-1136
SFU450B
0.047F
IF-input 10.7MHz
VCC=3.0V 0.047F
A10828
71598RM(KI) 5658-8/12
Ordering number EN5658A
antenna
1000pF 1000pF
0.47F 0.22F
SA-309 3.3k 15pF 1800pF
3.3F
B.P.F. 18pF FM-OSC SA-151 30pF 4.7F 6800pF 6800pF
FM-DET
CDA10.7MG83
Sample Application Circuit
1000pF
FM-RF SA-149
LA1827M
LA1827M
390pF
antenna TYA-1005
V-REG 450KHz
V-SM AM/FM
18pF 27pF 10.7MHz
AM-OSC SA-181 100F 0.047F
AM-IFT SA-1136
0.047F
VCC=4.5V
A10829
71598RM(KI) 5658-9/12
Ordering number EN5658A
LA1827M
characteristics
Total harmonic distortion, meter voltage, VSM-
=3.0V =98MHz fm=1kHz,22.5kHzdev AM=30mod
characteristics
=3.0V 98MHz fm=1kHz,22.5kHzdev
Signal
Output
-100
input
characteristics
Noise
input
characteristics
98MHz =60dB fm=1kHz,22.5kHzdev
Power supply voltage,
Power supply voltage,
reception characteristics
Total harmonic distortion,
characteristics
=3.0V
=3.0V =60dB fm=1kHz,22.5kHzdev
=60dB =98MHz L+R= MONO MAIN
PILOT=10
Sensitivity
0.01
Reception frequency,
=3.0V =60dB L+R=90
Modulation frequency,
=3.0V 1MHz 1kHz,30mod
characteristics
characteristics
Signal
=98MHz PILOT=10
Separation
Sep-L
Output
Sep-R
Noise
0.01 70.1 -100
Modulation frequency,
input, dB/m
71598RM(KI) 5658-10/12
Quiescent Current, Icco-mA
Demodulation Output,
Total harmonic distortion,
=98MHz =60dB fm=1kHz,22.5kHzdev
Sensitivity
Ordering number EN5658A
LA1827M
characteristics
Detector output, beat output
=3.0V 1MHz 1kHz
Total harmonic distortion,
=3.0V 900kHz 1kHz,30mod
beat output
Signal
voltage, VAGC
THD=30
THD=80
VAGC
-100
input dB/m
input dB/m
characteristics
characteristics
=1MHz =74dB/m =1kHz
Total Harmonic distortion,
=1MHz =74dB/m =1kHz,30mod
Sensitivity dB/m
Maximum sensitivity (input output)
Power supply voltage,
Power supply voltage,
Reception characteristics
=3.0V =1MHz =74dB/m =1kHz,30mod
Sensitivity dB/m
Maximum sensitivity (input output)
1000
1200
1400
1600
1800
Reception frequency,
71598RM(KI) 5658-11/12
Quiescent current, ICCO
Detector output
Ordering number EN5658A
LA1827M
Specifications SANYO products described contained herein stipulate performance characteristicsand functions described products independent stateand guarantees performancecharacteristicsand 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. Howeverany semiconductor products fail with some probability. possible that these probabilistic failures could give rise accidents events that could endanger human livesthat could give rise smoke fire that could cause damage other property. When designing equipmentadopt safety measures that these kinds accidents events cannot occur. Such measures include limited protective circuits error prevention circuits safe designredundant designand structural design. event that SANYO products described contained herein fall under strategic products (including services) controlled under Foreign Exchange Foreign Trade Control Japansuch products must exported without obtaining export license from Ministry International Trade Industry accordance with above law. part this publication reproduced transmitted form meanselectronic mechanicalincluding photocopying recordingor information storage retrieval system otherwisewithout prior written permission SANYO Electric Co.Ltd. information described contained herein subject change without notice product/technology improvementetc. When designing equipmentrefer the"Delivery Specification" SANYO product that intend use. Information (including circuit diagrams circuit parameters) herein example onlyit guaranteed volume production. SANYO believes information herein accurate reliablebut guarantees made implied regarding infringements intellectual property rights other rights third parties.
This catalog provides information July, 1998. Specifications information herein subject change without notice. 71598RM(KI) 5658-12/12

LA1827M Monolithic Linear LA1827M Single-Chip Tuner Portable

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