23
Model No: 21LAS1Bn
Version 2.0
VARIOUS PARAMETERS OF INTEGRATED CIRCUIT
A: Pin functions of N204 ( TMPA8803/23/21 )
Pin Symbol
I/O Function
1
BAND1
Out
BAND data output 1
2
BAND2
Out
BAND data output 2
3 KEY
In Key
input
4 VSS
- GND
connection
5
RESET
In
Reset signal input
6
XIN
In
8 MHz oscillator connecting
7
XOUT
Out
8 MHz oscillator connecting
8 TEST
In GND
connection
9
VDD
In
5V power supply
10 VSS
-
GND
connection
11 VSS
-
GND
connection
12
FBP in
In
Input terminal for FBP
13 H
out
Out
Output terminal for Horizontal driving pulse
14
HAFC 1
-
Terminal To be connected capacitor for H AFC filter
15
V saw
-
Terminal To be connected capacitor to generate V saw signal
16
V out
Out
Output terminal for Vertical driving pulse
17
HVcc
-
Vcc terminal for DEF circuit
18 NC
-
SECAM
19
Cb in
In
Input terminal for Cb signal
20
Y in
In
Input terminal for Y signal
21
Cr in
In
Input terminal for Cr signal
22
TV GND
-
GND terminal for Digital block
23
C in
In
Input terminal for Chroma signal
24
V2 in
In
Input terminal for Video signal
25
TV DVcc
-
Vcc terminal for Digital block
26
V1 in
In
Input terminal for Video signal
27
ABCL
In
Input terminal for ABL/ACL control
28
AU out
Out
Output terminal for Audio signal
29
IF Vcc 9V
-
Vcc for terminal for IF Circuit
30
TV out
Out
Output terminal for detected PIF signal
31
SIF out
Out
Output terminal for detected SIF signal
32
Ext AU in
In
Input terminal for External Audio signal
33
H correct/SIF in
In
Input terminal for H correction and SIF
34
DC NF
Out
Terminal to be connected capacitor for DC Negative Feedback from
SIF Det output
35
PIF PLL
-
Terminal to be connected with loop filter for PIF PLL.
This terminal voltage is controlled PIF VCO frequency.
36
IF Vcc 5V
-
Vcc terminal for IF circuit. Supply 5V.
37
Reg Fil
-
Terminal to be connected capacitor for stabilizing internal bias.
38
Deempha
-
Terminal to be connected capacitor for SIF Det De-Emphasis.
39
IF AGC
-
Terminal to be connected with IF AGC filter.
40
IF GND
-
GND terminal for IF circuit.
41
IF in
In
Input terminals for IF signals.
42
IF in
In
Input terminals for IF signals.
43
RF AGC
Output terminal for RF AGC control level.
44
TV YC Vcc
-
Vcc terminal for Y/C circuit. Supply 5V.
45
Monitor out
Out
Output terminal for CVBS or Y sihnal selected by BUS(Video SW).