Rainbow Electronics MAX3541 - Manual (Page 18)

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
ADDR2
GND
ADDR1
GND
XTALP
GND
XTALN
GND
V CC
GND
CP
GND
MUX
GND
V CC
GND
VTUNE
GND
GND_TUNE
GND
LDO
V CC
V CC
IFOUT2-
SERIAL
INTERFACE
÷ R PD CP
÷ N
VCO
DIVIDER
ANTI-ALIASING
FILTER
2.7k Ω
1000pF
1000pF
EP
+
-
IFOUT+
V IFAGC
IFOUT-
IFOVLD
V CC
0.1 μF
1000pF
0.1 μF
V CC
1000pF
10k Ω
V CC
1000pF
V CC
1000pF
V CC
1000pF
1000pF
2.7k Ω
2.7k Ω 2.7k Ω
IFOVLD
0.1 μF
1000pF
47 μF
100 Ω
820pF 560pF
0.033 μF
2.2k Ω
V CC
IF-SAW
FILTER
680nH
1000pF
1000pF
22pF
8MHz
4.3k Ω
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