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TDA6502 Datasheet(PDF) 6 Page - NXP Semiconductors

Part # TDA6502
Description  5 V mixers/oscillators and synthesizers for cable TV and VCR 2-band tuners
PDF  44 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

TDA6502 Datasheet(HTML) 6 Page - NXP Semiconductors

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2000 Mar 16
6
Philips Semiconductors
Preliminary specification
5 V mixers/oscillators and synthesizers for
cable TV and VCR 2-band tuners
TDA6502; TDA6502A;
TDA6503; TDA6503A
6
BLOCK DIAGRAM
handbook, full pagewidth
FCE527
REFERENCE
DIVIDER
64, 80, 128
XTAL
OSCILLATOR
4 MHz
15-BIT
PROGRAMMABLE
DIVIDER
15-BIT
FREQUENCY
REGISTER
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-bus / 3-WIRE BUS
TRANSCEIVER
3-BIT ADC
PORT
REGISTER
UHF
VHFH VHFL FMST
FL
fREF
fREF
1/2fDIV
fDIV
GATE
RF INPUT
VHF
VHF
MIXER
VHF
OSCILLATOR
RF INPUT
UHF
UHF
MIXER
UHF
OSCILLATOR
IF
PREAMPLIFIER
BS
BS
BS
BS
BS
BS
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
TDA6502
TDA6502A
(TDA6503)
(TDA6503A)
Fig.1 Block diagram.
The pin numbers in parenthesis represent the TDA6503 and TDA6503A.



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