MC44BC373CDTBR2 데이터 시트보기 (PDF) - Freescale Semiconductor

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MC44BC373CDTBR2

PLL Tuned UHF and VHF Audio/Video High Integration Modulator

Freescale Semiconductor 

I2C Programming

Freescale Semiconductor, Inc.

WRITE MODE: Test Mode 2

X5

X4

X3 State

Description

0

0

0

2.a Normal operation

0

0

1

2.b Test pattern generator DC verification (Test pattern DC test mode available)

0

1

0

2.c

Program divider test (UHF program divider on PLLFILT pin and sound program

divider on SPLLFIL pin)

0

1

1

2.d Reference divider test (UHF reference divider on PLLFILT pin)

UHF phase comparison, upper source on PLLFILT pin

1

0

0

2.e Sound phase comparison 10µA upper source on SPLLFIL

(Only valid during transient output inhibit.)

UHF phase comparison, lower source on PLLFILT pin

1

0

1

2.f Sound phase comparison 10µA lower source on SPLLFIL

(Only valid during transient output inhibit.)

1

1

0

2.g

Sound phase comparison 1µA upper source on SPLLFIL

(Not valid during transient output inhibit.)

1

1

1

2.h

Sound phase comparison 1µA lower source on SPLLFIL

(Not valid during transient output inhibit.)

NOTE:

Test modes 1 and 2 are intended for manufacturing test purposes only and

cannot be used for normal applications, except for VHF range (states 1.b

to 1.e)

READ MODE

OOR

0 Normal operation, VCO in range

1 VCO out of range

Description

Y1

Description

0 VCO out of range, frequency too low, only valid if OOR=1

1 VCO out of range, frequency too high, only valid if OOR=1

Y2

0 High VCO is active

1 Low VCO is active

Description

MC44BC373C/374C Technical Data

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