MAX3541 Datasheet, PDF (18/20 Pages) Maxim Integrated Products – Complete Single-Conversion Television Tuner

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