
8
AN5095K
ICs for TV
I
Electrical Characteristics at T
a
=
25
°
C (continued)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Video signal processing circuit (continued)
Typical input; 0.6 V[p-p] (V
BW
=
0.42 V[p-p] stair-step) at G-out
Service SW
*
V
STH
Voltage at which vertical output stops
threshold voltage
when pin 20 (ACL) voltage is decreased
0.3
V
DC restoration ratio
T
DC
APL10% to 90%
T
DC
=
AC
DC
×
100
AC
90
100
110
%
Video input clamp current
I
YCLP
V
IPL
T
BL
DC measurement; Sink current inside of IC
6
11
16
μ
A
Pedestal difference voltage
Pedestal difference voltage of R, G, B-out
0.2
0
0.2
V
Brightness voltage tracking
Ratio of R, G, B-out fluctuation level
for data 02 (bright)
=
20 to 60
0.9
1.0
1.1
Time
Video voltage gain relative ratio
G
YC
T
CONT
Ratio of gain of R, G, B-out for data 03
(contrast)
=
10 to 30
Output ratio of R, B-out against G-out
0.8
1.0
1.2
Time
Video voltage gain tracking
0.9
1.0
1.1
Time/
Time
Color signal processing circuit
Burst 150 mV[p-p] (PAL), reference is B-out
Color-difference output (typ.)
V
CO
Input; Color bar
Data 00
=
20 (typ.), 03
=
20 (typ.)
Data 03
=
3F, amplitude of one side
03
=
20
2.9
3.7
4.5
V[p-p]
Color-difference output (max.)
V
COmax
2.6
3.3
V[0-p]
Color-difference output (min.)
V
COmin
C
Cmax/min
03
=
3F 00
=
20
03
=
00
Burst 150 mV[p-p]
→
300 mV[p-p]
Burst 150 mV[p-p]
→
30 mV[p-p]
θ
C
The difference from data 01
=
20 at
which tint is adjusted to center
Data 00
=
00, 03
=
20
100
mV[p-p]
Contrast adjustable range
15
20
25
dB
ACC characteristic 1
ACC1
0.9
1.0
1.2
Time
ACC characteristic 2
ACC2
0.8
1.0
1.2
Time
NTSC tint center
7
0
7
Step
NTSC tint adjustable range 1
θ
1
θ
2
Input; Rainbow data 01
=
3F
Input; Rainbow data 01
=
00
30
50
65
deg
NTSC tint adjustable range 2
65
50
30
deg
Color-difference output ratio (R)
R/B
Input; Rainbow for both PAL/NTSC
0.46
0.56
0.66
Time
Color-difference output ratio (G)
G/B
Input; Rainbow for both PAL/NTSC
0.28
0.34
0.40
Time
Color-difference output angle (R)
∠
R
∠
G
Input; Rainbow for both PAL/NTSC
78
90
102
deg
Color-difference output angle (G)
Input; Rainbow for both PAL/NTSC
224
236
248
deg
PAL color killer tolerance
V
KILLP
0 dB
=
150 mV[p-p]
0 dB
=
150 mV[p-p]
57
57
44
44
34
34
450
dB
NTSC color killer tolerance
V
KILLN
dB
APC high-lebel pull-in range
f
CPH
Both PAL/NTSC
450
700
Hz
APC low-lebel pull-in range
f
CPL
V
KC
Both PAL/NTSC
700
Hz
Color killer detection output
voltage (color)
V
5
, killer out at which chroma input
data 0A-D6
=
0, 0A-D7
=
1
4.5
5.0
V
Note) *: Since pin 20 is also used partly as service SW when used as ACL, a sufficient care must be taken so as not to become V
20
<
0.9 V in carrying out set design.