
AN5195K-C
ICs for TV
8
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Chroma signal processing circuit (continued)
Burst 150 mV[p-p] (PAL), reference is B-out
CW output level (3.58 MHz)
V
CWN
AC component, when V
CO
is set at 3.58 MHz
50
mV[p-p]
CW output level period (SECAM)
T
CW
I
SECAM
CW output period at SECAM and PAL
1.31
1.41
1.51
ms
SECAM discrimination current
Minimum value for taking out current
from pin 59 and discriminating as SECAM
50
100
150
μ
A
SECAM discrimination output
V
SE
V
5
data, when SECAM signal inputted
0A
D6
=
1, 0A
D7
=
0, SECAM det. out
4.5
5.0
V
PAL/NTSC DC level
V
59PN
V
59
DC level at PAL/NTSC
0.8
1.3
1.65
V
SECAM DC level
V
59S
V
59
DC level at SECAM
4.1
4.6
5.1
V
RGB processing circuit
DAC data are typical
Drive adjustment range
G
DV
AC change amount of R, B-out,
when drive adjustment max. and min.
5
6
7
dB
Cut-off adjustment range
V
CUTOFF
DC change amount of R,G,B-out,
when cutoff adjustment max. and min.
2.1
2.4
2.7
V
Y
S
threshold voltage
V
YSON
Minimum DC voltage, when Y
S
turns on
1.0
V
Y
S
threshold voltage
External RGB pedestal difference voltage
V
EPL
Internal and external pedestal
difference voltage
V
YSOFF
Maximum DC voltage, when Y
S
turns off
Y
S
=
5 V
Internal-external
0.4
V
200
0
200
mV
V
PL/IE
200
0
200
mV
External RGB output voltage
V
ERGB
Input 0.7 V[p-p], contrast 03
=
20 (typ.)
1.8
2.2
2.7
V[p-p]
External RGB output difference voltage
V
ERGB
External RGB contrast variable E
Cmax/min
range
Output ratio of external R,G,B-out
0.8
1.0
1.2
Times
03
=
3F
03
=
00
12
17
22
dB
External RGB frequency characteristics
f
RGBC
Internal and external RGB
output voltage ratio
Input 0.2 V[p-p]
8
10
MHz
V
E/I
External 0.7 V[p-p]/internal 0.6 V[p-p]
input, contrast 03
=
20 (typ.)
0.78
0.92
1.06
Times
Synchronizing signal processing circuit
Horizontal free-running
oscillation frequency
f
HO
Without sync. signal input
15.33 15.63 15.93
kHz
Horizontal output pulse duty cycle
τ
HO
Upward going pulse duty cycle
31
37
43
%
Horizontal pull-in range
f
HP
f
VO-P
Difference from f
H
=
15.625 kHz
Data 01
D7
=
1, 02
D7
=
0
Forced 50 Hz mode, no sync. signal input
±
500
±
650
Hz
PAL vertical free-running
oscillation frequency
48
50
52
Hz
NTSC vertical free-running
oscillation frequency
f
VO-N
Data 01
D7
=
1, 02
D7
=
1
Forced 60 Hz mode, no sync. signal input
58
60
62
Hz
Vertical output pulse width
τ
VO
For both PAL/NTSC
9
10
11
1/fH
PAL vertical pull-in range
f
VP-P
f
H
=
15.625 kHz, forced 50 Hz mode
f
H
=
15.75 kHz, forced 60 Hz mode
46
54
Hz
NTSC vertical pull-in range
f
VP-N
56
64
Hz
Horizontal output voltage (H)
V
56H
High-level DC voltage
2.9
3.2
3.5
V
Horizontal output voltage (L)
V
56L
Low-level DC voltage
0.3
V
I
Electrical Characteristics at T
a
=
25
°
C (continued)