Philips Semiconductors
Single standard VIF-PLL demodulator
and FM-PLL detector
Product specification
TDA9801
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP.
MAX.
UNIT
Io(sink)(max)
maximum AC and DC
output sink current
1.4
−
−
Io(source)(max)
maximum AC and DC
output source current
2.0
−
−
Bv(−3dB)
αH(sup)
−3 dB video bandwidth
CL < 50 pF; RL > 1 kΩ
7
10
−
harmonics suppression in CL < 50 pF; RL > 1 kΩ;
35
40
−
video signal
note 10
PSRRVSO
power supply ripple
rejection at pin VSO
see Fig.7
32
35
−
mA
mA
MHz
dB
dB
Buffer amplifier and noise clipper input: pin VI
Ri
input resistance
Ci
input capacitance
VI
DC input voltage
Buffer amplifier output: pin CVBS
2.6
3.3
4.0
kΩ
1.4
2
3.0
pF
pin VI not connected
1.5
1.8
2.1
V
Gv
Bv(−3dB)
Vo(v)(p-p)
Vv(clu)
Vv(cll)
Vsync
Ro
Ibias
Io(sink)(max)
Io(source)(max)
voltage gain
note 11
6
−3 dB video bandwidth
CL < 20 pF; RL > 1 kΩ
8
video output voltage
sound carrier off;
1.7
(peak-to-peak value)
see Fig.12
upper video clipping
3.9
voltage level
lower video clipping voltage
−
level
sync pulse voltage level
−
output resistance
−
DC bias current
internal emitter-follower at 1.8
pin CVBS
maximum AC and DC
1.4
output sink current
maximum AC and DC
2.4
output source current
7
7.5
11
−
2.0
2.3
4.0
−
1.0
1.1
1.35
−
−
10
2.5
−
−
−
−
−
dB
MHz
V
V
V
V
Ω
mA
mA
mA
Measurements from VIF inputs to CVBS output (330 Ω connected between pins VSO and VI, sound carrier off)
Vo(CVBS)(p-p)
CVBS output voltage
(peak-to-peak value)
VP = 5 V
VP = 9 V
1.7
2.0
2.3
1.8
2.2
2.6
∆Vo(CVBS)
deviation of CVBS output at B/G standard
voltage
50 dB gain control
−
−
0.5
30 dB gain control
−
−
0.1
∆Vo(bl)
black level tilt
gain variation; note 12
−
−
1
Gdif
differential gain
“CCIR, line 330” or
−
2
5
“NTC-7 Composite”
ϕdif
differential phase
“CCIR, line 330” or
−
2
4
“NTC-7 Composite”
Bv(−3dB)
−3 dB video bandwidth
CL < 20 pF; RL > 1 kΩ
6
8
−
V
V
dB
dB
%
%
deg
MHz
1999 Aug 26
9