TUA6045 INFINEON [Infineon Technologies AG], TUA6045 Datasheet - Page 21

• Manufacturer Part Number: TUA6045
• Description: Low Power 3-Band Digital TV / Portable Tuner IC
• Manufacturer: INFINEON [Infineon Technologies AG]

3.3
Figure 2
Data Sheet
OSCLOWOUT
OSCGND
10
11
12
4
5
6
7
8
9
1
2
3
V
Functional Block Diagram
CC
Block Diagram TUA 6045-2 in VQFN-48 package
48
13
Oscillator
Oscillator
Oscillator
HIGH
LOW
MID
Divider
Divider
Prog.
1 / N
14
47
Amplifier
IF AGC
46
15
Detector
Lock
f
div
f
ref
16
45
Mixer
Mixer
HIGH
Mixer
LOW
MID
Charge
Phase/
Comp
Pump
Freq
Detector
AGC
44
17
AGC
FL
RF Input
RF Input
RF Input
18
43
HIGH
LOW
MID
Driver
SAW
Filter
21
Reference
Divider
I
2
C Bus
19
42
20
41
DC / DC
Signal
21
40
39
22
Functional Description
PORTS
R
Revision 3.1, 2006-12-19
38
23
Oscillator
Crystal
37
24
TUA 6045-2
TAIFUN 3
26
25
36
35
34
33
32
31
30
29
28
27
TUA 6045-2
SAWIN
Busmode