tda6500 NXP Semiconductors, tda6500 Datasheet - Page 3

• Manufacturer Part Number: tda6500
• Description: 5 V Mixer/oscillator And Synthesizer For Pal And Ntsc Standards
• Manufacturer: NXP Semiconductors

Philips Semiconductors
5. Block diagram
9397 750 15057
Product data sheet
Fig 1. Block diagram
PLLGND
MHBIN1
MHBIN2
RFGND
XTAL
LBIN
SDA
SCL
AS
14 (19)
13 (20)
29 (4)
32 (1)
20 (13)
19 (14)
21 (12)
30 (3)
31 (2)
ON RESET
POR
POWER
(TDA6501TT)
TDA6500TT
STABILIZER
OSCILLATOR
MID + HIGH
P1
RF INPUT
RF INPUT
REGISTER
CRYSTAL
FL
STATUS
LOW
V
P0
P0 . P1
CC
AGC
10 (23)
3-BIT ADC
V
V
STAB
CC
RSA
PROGRAMMABLE
TRANSCEIVER
FREQUENCY
REFERENCE
REGISTER
64, 80, 128
DIVIDER
DIVIDER
I
2
f
15-BIT
15-BIT
5 V mixer/oscillator and synthesizer for PAL and NTSC standards
C-BUS
ref
AL0, AL1,
P6/ADC
GATE
AL2
ATC
Rev. 02 — 14 June 2005
18 (15)
f
div
RSB
f
DETECTOR
MID
ref
T0, T1, T2
MIXER
MIXER
f
AGC
LOW
div
COMPARATOR
HIGH
DETECTOR
PHASE
LOCK
T0, T1, T2
AGC
ATC
0
1
FL
TDA6500; TDA6501
AL2
CP
CHARGE
PUMP
P6
CP
AL1 AL0
T2
BAND SWITCH
0
REGISTER
AUXILIARY
REGISTER
REGISTER
P0
CONTROL
T1
OSCILLATOR
P4
OSCILLATOR
OSCILLATOR
17
(16)
V
DRIVER
ref
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
LOW
HIGH
SAW
MID
T0 RSA RSB OS
P3
0
22
(11)
P1
P0 . P1
OPAMP
P2
0
OS
26
(7)
P1
0
24
(9)
(21) 12
(22) 11
(17) 16
(18) 15
P0
0
(27) 6
(8) 25
(6) 27
(5) 28
(31) 2
(32) 1
(30) 3
(29) 4
(28) 5
(26) 7
(25) 8
(24) 9
23
(10)
mce149
AGC
IFFIL1
IFFIL2
IFOUT
IFGND
LOSCOUT
LOSCIN
OSCGND
MOSCOUT
MOSCIN
HOSCIN1
HOSCOUT2
HOSCOUT1
HOSCIN2
CP
VT
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