MC44BC374DWR2 Datasheet PDF - IC Chips TSSOP24 FREESCALE

Product Overview

MC44BC374DWR2 Images are for reference only:

Product Specifications 

MC44BC374DWR2 Datasheet PDF Download:

Pinouts

Figure1. MC44BC374DWR2 Pin Connections

Block Diagram

Figure2. MC44BC373 Simplified Block Diagram

Description

These modulator ICs are for use in VCRs, games, set-top boxes, and similar devices.

Features

• No external varicaps diodes/inductors or tuned components

• Channel 21–69 UHF operation

• VHF range possible by internal dividers (30MHz to 450MHz)

• Integrated on-chip programmable UHF oscillator

• Extremely low external component count

• High-speed read and write I2C-bus compatible (800kHz)

• Fixed video modulation depth (80% in PAL and 90% in SECAM)

• Peak White Clip disabled using the bus

• Programmable picture/sound carrier ratio (12dB and 16dB)

• Integrated on-chip programmable sound subcarrier oscillator

(4.5MHz to 6.5MHz)—No external varicaps

• On-chip video test pattern generator with sound test signal (1kHz)

• Low-power programmable modulator standby mode

(booster active)

• Transient output inhibit during PLL Lock-up at Power-ON

• Logical Output Port controlled by bus

• Integrated Antenna Booster/Splitter (40MHz to 860MHz)

• Custom masked versions with unique start-up settings possible

(no I2

C bus programming required)

• Extremely robust ESD protection, minimum 4kV, typical 6kV

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