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TDA6509 데이터 시트보기 (PDF) - NXP Semiconductors.
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TDA6509
3-band mixer/oscillator and PLL for terrestrial tuners
NXP Semiconductors.
TDA6509 Datasheet PDF : 42 Pages
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Philips Semiconductors
3-band mixer/oscillator and PLL for
terrestrial tuners
6 BLOCK DIAGRAM
5 (28)
LOW_RFIN
6 (27)
RF_GND
MID_RFIN1
MID_RFIN2
3 (30)
4 (29)
HIGH_RFIN1
HIGH_RFIN2
1 (32)
2 (31)
RF INPUT
VHF
LOW BAND
RF INPUT
VHF
HIGH BAND
RF INPUT
UHF
BAND
TDA6508
TDA6508A
(TDA6509)
(TDA6509A)
VHF
LOW BAND
MIXER
VHF
HIGH BAND
MIXER
UHF
MIXER
Product specification
TDA6508; TDA6508A;
TDA6509; TDA6509A
V
CC
25 (8)
VHF
LOW BAND
OSCILLATOR
VHF
HIGH BAND
OSCILLATOR
UHF
OSCILLATOR
31 (2)
32 (1)
30 (3)
LOW_OSCOUT
LOW_OSCIN
OSC_GND
28 (5)
29 (4)
MID_OSCIN1
MID_OSCIN2
26 (7)
27 (6)
HIGH_OSCIN1
HIGH_OSCIN2
SYMMETRICAL/ASYMMETRICAL IFAMPLIFIER
FILTER BUFFER WEAK SIGNAL BOOSTER SAW DRIVER
WSB
17
XTAL_REF
(16)
PLL SYNTHESIZER
CRYSTAL
OSCILLATOR
4 MHz
REFERENCE
DIVIDER
64, 80, 128
f
ref
PHASE
f
div
COMPARATOR
RSA
RSB
15-BIT
PROGRAMMABLE
DIVIDER
IN-LOCK
DETECTOR
CHARGE
PUMP
T0 CP
T1
T2
TUNE
AMP
23 (10)
24 (9)
9 (24)
10 (23)
7 (26)
8 (25)
IFAMP_OUT1
IFAMP_OUT2/
IF_GND
IFAMP_IN1
IFAMP_IN2
MIX_OUT1
MIX_OUT2
19 (14)
CP
20 (13)
VT
SCL
16 (17)
SDA
AS
15 (18)
21 (12)
15-BIT
FREQUENCY
FL
REGISTER
I2C-BUS / 3-WIRE BUS
TRANSCEIVER
3-BIT ADC
FL
CONTROL
REGISTER
CP T2 T1 T0 RSA RSB WSB
FL f
ref
1/2f
div
GATE
T0, T1, T2
PORT
REGISTER
22 (11)
PLL_GND
18 (15)
14 (19) 11 (22) 12 (21) 13 (20)
mdb250
ADC/P4
(1) ‘A’ versions only.
The pin numbers in parenthesis refer to versions TDA6509 and TDA6509A.
P3
P2
P1
P0
Fig.1 Block diagram.
2005 Mar 25
5
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