User Manual

MAX3541
Complete Single-Conversion
Television Tuner
18 ______________________________________________________________________________________
MAX3541
36
IFOUT1-
1
13
48
14
47
15
46
16
45
17
44
18
43
19
42
20
41
21
40
22
39
23
38
24
37
SCL
35
IFOUT1+
2
SDA
34
IFOVLD
3
V
CC
33
V
CC
4
UHF_IN
32
V
CC
V
REF
5
VHF_IN
31
GND
6
RFGND2
30
IFIN+
7
LEXT
29
IFIN-
8
RFGND3
28
V
CC
9
RFAGC
27
GND
10
V
CC
26
IFAGC
11
GND
25
IFOUT2+
12
GND
1000pF
ADDR2GND ADDR1GND XTALPGND XTALNGND V
CC
GND
CPGND MUXGND V
CC
GND
VTUNEGND GND_TUNEGND LDOV
CC
V
CC
IFOUT2-
SERIAL
INTERFACE
÷ R PD CP
÷ N
VCO
DIVIDER
ANTI-ALIASING
FILTER
2.7kΩ
1000pF
1000pF
EP
+
-
IFOUT+
V
IFAGC
IFOUT-
IFOVLD
V
CC
0.1μF
1000pF
0.1μF
V
CC
1000pF
10kΩ
V
CC
1000pF
V
CC
1000pF
V
CC
1000pF
1000pF
2.7kΩ
2.7kΩ2.7kΩ
IFOVLD
0.1μF
1000pF
47μF
100Ω
820pF 560pF
0.033μF
2.2kΩ
V
CC
IF-SAW
FILTER
680nH
1000pF
1000pF
22pF
8MHz
4.3kΩ
220pF
220pF
270nH
1000pF
V
CC
V
CC
SDATA
SCLK
ADDRESS 2
ADDRESS 1
V
CC
V
CC
V
CC
**
**
**
**
1000pF
V
CC
** CONNECT TO COMMON GROUND POINT AT PIN 39
Typical Application Circuit