Philips Semiconductors
Integrated multistandard comb filter
Objective specification
TDA9181
SYMBOL
PARAMETER
CONDITIONS
Output switch select input; pin OUTSEL
VIL
LOW-level input voltage
VIH
HIGH-level input voltage
Ri(OUTSEL)
input resistance
Ci(OUTSEL)
input capacitance
Colour subcarrier select input; pin FSCSEL
COMB mode
YC mode
VIL
VIH
Ri(FSCSEL)
Ci(FSCSEL)
LOW-level input voltage
HIGH-level input voltage
input resistance
input capacitance
fSC at FSC input; note 2
2 × fSC at FSC input
Standard select inputs 1 and 2; pins SYS1 and SYS2
VIL
VIH
Ri(SYS)
Ci(SYS)
LOW-level input voltage
HIGH-level input voltage
input resistance
input capacitance
Luminance output; pin Y/CVBSOUT
Vo(Y/CVBSOUT)(p-p) luminance output signal
(peak-to-peak value)
including sync
EG(Y)
B−3dB(Y)
luminance gain error
−3 dB luminance bandwidth
COMB mode;
PAL B, G, H, D and I
COMB mode; NTSC M,
PAL M and N
YC mode
td(proc)(Y)
luminance processing delay COMB mode; PAL B, G,
H, D and I; note 3
COMB mode; NTSC M,
PAL M and N; note 3
YC mode
Vclamp
Ebl
S/N
αct
voltage level during clamping
black level error
luminance signal-to-noise
ratio (1 V/Vrms noise)
crosstalk between different
inputs
during blanking; note 4
unweighted;
200 kHz to 5 MHz
0 to 5 MHz
fCLK(res)(Y)
residues of clock frequencies
in the luminance signal
(Vrms/1 V)
COMB mode; note 2
f = 4 × fSC
f = 2 × fSC
f = 1.33 × fSC
f = fSC
MIN.
−
2.0
100
−
−
2.0
100
−
−
2.0
100
−
0.6
−1
6
5
10
−
−
−
−
−10
56
−
−
−
−
−
TYP.
−
−
−
−
−
−
−
−
−
−
−
−
1.0
0
−
−
−
650
800
15
1.5
0
−
−
−
−
−
−
MAX. UNIT
0.5
V
−
V
−
kΩ
2
pF
0.5
V
−
V
−
kΩ
2
pF
0.5
V
−
V
−
kΩ
2
pF
1.54 V
+1
dB
−
MHz
−
MHz
−
MHz
−
ns
−
ns
−
ns
−
V
+10
mV
−
dB
−50
dB
−30
dB
−30
dB
−30
dB
−40
dB
2000 Nov 22
9