Ic Data Sheets - Philips 4500 Series Service Manual

EN 24 8. TPS15.2A LA

8. IC Data Sheets

This chapter shows the internal block diagrams and pin
configurations of ICs that are drawn as "black boxes" in the
electrical diagrams (with the exception of "memory" and "logic"
ICs).
8.1 Diagram 10-4-2 Tuner/VGA Input
Block diagram
MxL661
RF Input
Balun
Pinning information
2015-May-01
IC Data Sheets
B02, MxL661 (IC U104)
LNA
Synth
RF
Calibration
Synth
2
I C
CLK_OUT
VDD_3p3 1
LNA_INP 2
3
LNA_INN
VDD_1p8
4
5
AGC_2/GPO_3
6
AGC_1
Figure 8-1 Internal block diagram and pin configuration
back to
div.table
Channel
Filtering
IF
Synth
Crystal
Reference
18
17
16
MxL661
15
14
13
IF1 Out
IF2 Out
AGC1
Gain
Control
AGC2
Voltage
Regulator
CLK_OUT
SDA
SCL
VDD_IO
GND_DIG
VDD_1p2
19900_300.eps