TDA9809 Philips Semiconductors, TDA9809 Datasheet - Page 11

• Manufacturer Part Number: TDA9809
• Description: Single standard multimedia IF-PLL and FM radio demodulator
• Manufacturer: Philips Semiconductors

Philips Semiconductors
1998 Jan 08
VIF-AGC
I
I
t
t
TV
V
V
V
I
TV AFC
CR
V
V
I
I
ch
dch
res(AGC)(r)
res(AGC)(f)
sink
o(source)
o(sink)
V
G
f
I
i(rms)
o(max)
sat
o(max)
o(min)
Single standard multimedia IF-PLL and FM
radio demodulator
IF
r(mod)(p-p)
TOP
SYMBOL
IF
stps
TUNER
/ T
/ T
DETECTOR
DETECTOR
AGC (
PIN
charge current
discharge current
AGC response time to
a rising VIF step
AGC response time to
a falling VIF step
IF input signal voltage
for minimum onset of
tuner takeover
(RMS value)
IF input signal voltage
for maximum onset of
tuner takeover
(RMS value)
tuner takeover point
accuracy (RMS value)
maximum output
voltage
saturation voltage
variation of takeover
point with temperature
sink current
IF slip by automatic
gain control
control steepness
frequency variation
with temperature
output voltage upper
limit
output voltage lower
limit
output source current
output sink current
residual video
modulation current
(peak-to-peak value)
I
(
14
PIN
(
12)
PIN
/ f
PARAMETER
14); see Fig.6 and note 12
5)
note 7
note 11
input at pins 1 and 2;
R
input at pins 1 and 2;
R
R
from external source;
note 2
I
I
see Fig.3
tuner gain current from
20 to 80%
f
f
I
see Fig.6 without external
components
12
12
PC
PC
AFC
TOP
TOP
TOP
no tuner gain reduction;
V
maximum tuner gain
reduction
= 1.5 mA
= 0.4 mA
12
= 38.9 MHz; note 13
= 45.75 MHz; note 13
= 0; note 4
= 22 k
= 0
= 13 k
= 13.2 V
CONDITIONS
I
12
I
I
11
12
12
= 0.4 mA
= 0.4 mA
= 0.4 mA
0.75
15
50
5
1.5
0.5
0.4
V
150
150
P
MIN.
0.6
1
20
0.05
2.2
2
100
0.03
2
6
0.75
0.65
V
0.3
200
200
20
P
TYP.
0.3
Preliminary specification
1.25
25
0.1
3.5
5
20
13.2
0.2
0.07
1
2.6
8
1.0
0.9
0.6
250
250
30
20
MAX.
TDA9809M
10
6
mA
ms/dB
ms/dB
mV
mV
mV
V
V
dB/K
mA
dB
K
V
V
A
A
A/kHz
A/kHz
A
A
A
UNIT
1