MC44BC375U - PLL Tuned VHF (Channel 3 / 4)Audio / Video Modulator

Freescale Semiconductor

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Datasheet Details

Part number	MC44BC375U
Manufacturer	Freescale Semiconductor
File Size	341.12 KB
Description	PLL Tuned VHF (Channel 3 / 4)Audio / Video Modulator
Datasheet	MC44BC375U_FreescaleSemiconductor.pdf

MC44BC375U Product details

Description

CHS PSS 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 SFS PLLFLT TVOVCC TVOUT GND VCCA VIDEO PSave/LO LOP XTAL GND PREEM AUDIO SPLFLT SOIC16 pin package Figure 1. Pin Connections Table 1. Package Pin Descriptions Pin number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Pin Name CHS PSS LOP XTAL GND PREEMP AUDIOIN SPLFLT PSAVE/LO VIDEOIN VCC GND RFOUT RFOVCC PLLFLT SFS Description Channel select (Low = channel 4, High = channel 3) Picture-to-Sound ratio select (Low = 14 dB, High = 16 dB) Logical outpu

Features

Two RF output power levels offered:.
MC44BC375U has typical RFOUT power of 76 dBµV.
MC44BC375UA has typical RFOUT power of 80 dBµV U. S. broadcast frequency for Channel 3 or 4 operation is selected by CHS pin Programmable VHF oscillator and sound subcarrier oscillator. No external varicaps, diodes/inductors, or tuned components required. Programmable Picture/Sound Carrier Ratio (14 dB or 16 dB) is selected by PSS pin Programmable Sound Subcarrier Oscillator (4.5 or 5.5.

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Published: Nov 23, 2013 |