MC44BC373CDTBR2 데이터 시트보기 (PDF) - Freescale Semiconductor

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MC44BC373CDTBR2

PLL Tuned UHF and VHF Audio/Video High Integration Modulator

Freescale Semiconductor 

I2C Bit Mapping

Freescale Semiconductor, Inc.

7 I2C Bit Mapping

WRITE MODE

CA—CHIP ADDRESS

C1—High Order Bits

C0—Low Order Bits

FM—High Order Bits

FL—Low Order Bits

Bit 7

1

1

PWC

0

N5

Bit 6

1

0

OSC

TPEN

N4

Bit 5

0

SO

ATT

N11

N3

Bit 4

0

LOP

SFD1

N10

N2

Bit 3

1

PS

SFD0

N9

N1

Bit 2

0

X3

TB1

N8

N0

Bit 1

1

X2

X5

N7

X1

Bit 0

0

SYSL

X4

N6

X0

ACK

ACK

ACK

ACK

ACK

ACK

READ MODE

CHIP ADDRESS

R—Status Byte

Bit 7

1

—

Bit 6

1

—

Bit 5

0

—

Bit 4

0

—

Bit 3

1

—

Bit 2

0

Y2

Bit 1

1

Y1

Bit 0

1

OOR

ACK

ACK

-

Bit Name

PWC

OSC

ATT

SFD0, 1

TB1

SO

LOP

PS

SYSL

TPEN

X5…X0

N0…N11

OOR

Y1, Y2

Description

Peak White Clip enable/disable

UHF oscillator ON/OFF

Modulator output attenuated—sound and video modulators ON/OFF

Sound subcarrier frequency control bits

Test mode bit—bus format compatible with MC44353

Sound Oscillator ON/OFF

Logic Output Port

Picture-to-sound carrier ratio

System L enable—selects AM sound and positive video modulation (MC44BC373C only)

Test pattern enable—picture and sound

Test mode bits—All bits are 0 for normal operation (see Test Mode tables, page 6 & page 7)

UHF frequency programming bits, in steps of 250kHz

RF oscillator out-of-frequency range information

RF oscillator operating range information

MC44BC373C/374C Technical Data

For More Information On This Product,

Go to: www.freescale.com

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