TDA6402A datasheet(5/40 Pages) PHILIPS

Part #	TDA6402A

Description	5 V mixers/oscillators and synthesizers for cable TV and VCR 2-band tuners

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Manufacturer	PHILIPS [NXP Semiconductors]

Direct Link	http://www.nxp.com

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5 / 40 page

2000 Jan 24

5

Philips Semiconductors

Product speciﬁcation

5 V mixers/oscillators and synthesizers for

cable TV and VCR 2-band tuners

TDA6402; TDA6402A;

TDA6403; TDA6403A

BLOCK DIAGRAM

Fig.1 Block diagram.

The pin numbers in parenthesis represent the TDA6403 and TDA6403A.

handbook, full pagewidth

MGE692

PRESCALER

DIVIDE BY

512, 640, 1024

XTAL

OSCILLATOR

4 MHz

15-BIT

PROGRAMMABLE

DIVIDER

15-BIT

FREQUENCY

REGISTER

PRESCALER

DIVIDE BY 8

POWER-DOWN

DETECTOR

PHASE

COMPARATOR

IN LOCK

DETECTOR

CHARGE

PUMP

OPAMP

FL

T0, T1, T2

CP

OS

CP

T2

T1

T0 RSA RSB OS

CONTROL

REGISTER

FL

I2C / 3-WIRE BUS TRANSCEIVER

3-BIT A/D

CONVERTER

PORT

REGISTER

UHF

VHFH VHFL FMST

FL

fREF

1/2fDIV

fDIV

GATE

RF INPUT

VHF

MIXER

VHF

OSCILLATOR

RF INPUT

UHF

MIXER

UHF

OSCILLATOR

IF

PREAMPLIFIER

BS

T0, T1, T2

RSA

RSB

VHFIN

RFGND

UHFIN1

UHFIN2

XTAL

CL

DA

SW

CE/AS

IFFIL1 IFFIL2

VCC

VHFOSCOC

VHFOSCIB

OSCGND

IFOUT

UHFOSCIB2

UHFOSCOC2

UHFOSCOC1

UHFOSCIB1

CP

VT

GND

FMST

PVHFL

PVHFH

PUHF

LOCK/ADC

3 (26)

4 (25)

1 (28)

2 (27)

18 (11)

14 (15)

13 (16)

11 (18)

12 (17)

15 (14)

9 (20)

8 (21)

7 (22)

10 (19)

(8) 21

(12) 17

(13) 16

(4) 25

(3) 26

(2) 27

(1) 28

(9) 20

(6) 23

(7) 22

(5) 24

19 (10)

6 (23)

5 (24)

SCL

SDA

SW CE/AS

TDA6402

TDA6402A

TDA6403

TDA6403A

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TDA6402A Datasheet(PDF) 5 Page - NXP Semiconductors

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