LA1824 Sanyo Semiconductor Corporation, LA1824 Datasheet
LA1824
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LA1824 Summary of contents
Page 1
... Ordering number : ENN*6855 in Radio/Cassette Products with Manual Tuning Preliminary Overview The LA1824 is a single-chip tuner IC that incorporates FM/AM and MPX circuits. The built-in MPX-VCO allows this adjustment free and to require no external components. Features FM, AM and MPX integrated in a single-chip. • Adjustment free MPX-VCO • ...
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... Total harmonic distortion (main) AM characteristics 1000 kHz kHz modulation Parameter Quiescent current Detector output Signal-to-noise ratio Total harmonic distortion Station detector sensitivity LA1824 Symbol Conditions No input, fosc = 108.7 MHz, the pin 20 output V OSC with FET buffer gain · = · --10 dB Referenced EMF L.S. ...
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... Block Diagram LA1824 ILA00376 No.6855-3/10 ...
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... Sample Application Circuit Diagram 3.3k LA1824 22pF ILA00377 No.6855-4/10 ...
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... GND 1 pin7 ILA00381 FM-IF filter : SFE10.7MS2 (Murata) • AM-IF filter : SFU450B (Murata) • Poly-varicon : FT-2217 (Toko) • MW Bar-antenna : C8E-A0105 (Toko) • PVC GND pin1 pin2 ILA00384 LA1824 : A119ACS-19458X (Toko 0.12UEW 10.7 MHz 1 pin5 100 pF internal : A119ACS-19459Z (Toko) pin13 3 1 0.10UEW ...
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... Function voltage (V) number AM 1 AM-RF input 1.3 2 Reg 1.3 3 AM-OSC 4 4.5 5 FM-MIX output 4.5 6 GND1 0 7 AM-MIX output 4.5 LA1824 Equivalent circuit FM 1 1 4.5 4 4.5 ILA00385 4.5 Remarks 2 Connect the AM antenna coil between this pin and pin 2 (Reg) ILA00307 ...
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... AM 8 Tuning indicator 4.5 Stereo 9 indicator and 4 output 10 FM-IF input 1.3 11 AM-IF input 1.3 AM-AGC output and 12 0.7 FM signal meter output 13 FM-DET 4.5 LA1824 Equivalent circuit FM 8 4.5 ILA00387 9 4.5 ILA00388 10 1.3 Rin 2 ILA00314 11 1.3 Rin 2 ILA00315 0 ILA00316 13 4.5 ...
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... Phase 15 comparator filter 0 (AM/FM switch output 1 output 18 MPX input 1.3 AM/FM 19 detector 0.5 output 20 FM-OSC 4.5 LA1824 Equivalent circuit FM 14 3.8 ILA00318 15 3.8 ILA00319 1.4 Rout ( ILA00320 18 1.3 Rin ILA00321 Rout(FM) 19 1.5 Rout(AM) ILA00322 21 20 4.4 ILA00323 ...
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... Signal --20 --40 -- =4.5V --80 fc=98MHz fm=1kHz, 22.5kHz dev AM=30%mod --100 -- Ant input -- dB V EMF AM Characteristics =4.5V fc=1000kHz fm=1kHz, 30%mod --20 --40 --60 --80 --100 Ant input -- dB/m LA1824 Equivalent circuit 4.4 24 1.0 Rin out 2 Noise 1 0 100 120 140 --20 ILA00390 Noise 1 0 100 ...
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... 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 provides information as of January, 2001. Specifications and information herein are subject to change without notice. LA1824 ...