U4454B TEMIC Semiconductors, U4454B Datasheet
U4454B
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U4454B Summary of contents
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... Quasi-Split-Sound Processing and AM-Demodulator Description The U4454B quasi-split-sound processor is a bipolar integrated circuit for all FM-TV standards and NICAM sound systems. For FM/NICAM the IC operates as Features D PLL intercarrier-mixer for all FM standards (incl. NICAM sound system) D High grade signal processing for FM/NICAM ...
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... U4454B Pin Description GND out VCO 95 11256 Absolute Maximum Ratings Reference point Pin 4, unless otherwise specified Parameters Supply voltage Pin 14 Supply current Pin 14 Output current Pin 6 Maximum power dissipation Junction temperature Thermal Resistance Parameters Junction ambient note 1 Ambient temperature Storage temperature ...
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... Pins 8–9, 11 and 12 see note cap D f vco 3.0 Pin 6 see note out V 80 out V 35 out =10 mV kHz, S/N S/N S/N S/N S/N S/N U4454B Typ. Max. Unit 8.0 13 120 V RMS 0.33 1.0 F 1.5 MHz 3.0 MHz 4.5 kHz/mV 4 ...
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... U4454B Parameters Test Conditions / Pins AM mode: DC output voltage Output resistance AF output voltage Total harmonic distortion mod kHz mod f = 12.5 kHz mod Signal to noise ratio Reference 54 kHz mod 22 kHz low pass Ripple rejection Pin 15/Pin 7 Notes 1. When soldered to PCB 2. With: VCO-capacitor ...
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... Typical Application Circuit TSB 5304 32.4 MHz TSB 5307 93 7654 TELEFUNKEN Semiconductors Rev. A1, 23-Feb-96 Preliminary Information 150 470 U4454B 4 680 SFE 5. 4 U2831B 3 5.74 MHz AF2 U4454B 32.4 MHz 38.9 MHz 1 38.9 MHz (32.4 MHz 2 (AM) 3 680 SFE 5 3 5.5 MHz AF1 + (7) ...
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... U4454B Dimensions in mm Package: DIP16 6 (7) Preliminary Information 94 9128 TELEFUNKEN Semiconductors Rev. A1, 23-Feb-96 ...
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... TEMIC against all claims, costs, damages, and expenses, arising out of, directly or indirectly, any claim of personal damage, injury or death associated with such unintended or TEMIC TELEFUNKEN microelectronic GmbH, P.O.B. 3535, D-74025 Heilbronn, Germany Telephone 7131 67 2831, Fax number 7131 67 2423 TELEFUNKEN Semiconductors Rev. A1, 23-Feb-96 Preliminary Information unauthorized use. U4454B 7 (7) ...