Philips DVDR890 - Clock

Circuit-, IC Descriptions and List of Abbreviations
EN 171DVDR880-890 /0X1 9.
PHILIPS Components Preliminary specification
3139 149 10100 4 Rev 1: 10.10.2000
VHF/UHF splitter-tuner UV1316K MK3
BLOCK DIAGRAM
PINNING
SYMBOL PIN DESCRIPTION
AGC 1 Gain Control Voltage
TU 2 Tuning voltage
AS 3 I
2
C-Bus Address Select
SCL 4 I
2
C-Bus Serial Clock
SDA 5 I
2
C-Bus Serial Data
n.c. 6 Not Connected
V
s
7 PLL Supply Voltage +5V
n.c./ADC 8 Not Connected / ADC Input
(1)
V
ST
9 Fixed tuning Supply Voltage +33V
n.c 10 Do not connect
IF1 11 Asymmetrical IF Output
GND M1,M2,M3,M4 Mounting Tags (Ground)
Gain
controllable
Pre-amplifiers
TV IF o/p
RF i/p
AS SDASCL33V
Pre-
filtering
Tracki ng
filters
PLL
AGC
Detector
Mix-Osc
IF amp
Tracki ng
filters
RF o/p
11
VccAGC
ADC**
1 9 7 3458
** ADC option not available in NTSC versions
2
Vt
(monitor)