TDA6402 datasheet(5/40 Pages) PHILIPS

5 / 40 page

2000 Jan 24

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

PRESCALER

DIVIDE BY 8

POWER-DOWN

DETECTOR

PHASE

COMPARATOR

IN LOCK

DETECTOR

CHARGE

PUMP

OPAMP

T0, T1, T2

T0 RSA RSB OS

CONTROL

I2C / 3-WIRE BUS TRANSCEIVER

3-BIT A/D

CONVERTER

PORT

UHF

VHFH VHFL FMST

fREF

1/2fDIV

fDIV

GATE

RF INPUT

VHF

MIXER

VHF

OSCILLATOR

RF INPUT

UHF

MIXER

UHF

OSCILLATOR

PREAMPLIFIER

T0, T1, T2

RSA

RSB

VHFIN

RFGND

UHFIN1

UHFIN2

XTAL

CE/AS

IFFIL1 IFFIL2

VCC

VHFOSCOC

VHFOSCIB

OSCGND

IFOUT

UHFOSCIB2

UHFOSCOC2

UHFOSCOC1

UHFOSCIB1

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

TDA6402 Datasheet(PDF) 5 Page - NXP Semiconductors

TDA6402 Datasheet(HTML) 5 Page - NXP Semiconductors

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