TDA9809M Просмотр технического описания (PDF) - Philips Electronics
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TDA9809M Datasheet PDF : 40 Pages
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Philips Semiconductors
Single standard multimedia IF-PLL and FM
radio demodulator
Preliminary specification
TDA9809M
SYMBOL
PARAMETER
CONDITIONS
∆Vo(int)
internal IF amplitude
difference between
picture and sound
carrier
within AGC range;
∆f = 4.5 MHz
GVIF(CR)
BVIF(−3dB)
VIF gain control range see Fig.3
−3 dB VIF bandwidth lower limit
upper limit
Ri(dif)
differential input
resistance
note 2
Ci(dif)
differential input
capacitance
note 2
VI
DC input voltage
note 2
TRUE SYNCHRONOUS VIDEO DEMODULATOR; note 3
fVCO(max)
∆fosc/∆T
maximum oscillator
frequency for carrier
regeneration
oscillator drift as a
function of
temperature
f = 2fPC
oscillator is free-running;
IAFC = 0; note 4
VVCO(rms)
fcr(PC)
tacq
Vi(VIF)(rms)
oscillator voltage
swing at
pins 15 and 16
(RMS value)
picture carrier capture
range
acquisition time
minimum vision IF
input signal voltage for
PLL to be locked
(RMS value)
fPC = 38.9 MHz
fPC = 45.75 MHz
Black Level (BL) = 70 kHz
note 5
maximum IF gain; note 6
COMPOSITE VIDEO AMPLIFIER (PIN 13; SOUND CARRIER OFF)
Vo(video)(p-p)
output signal voltage see Fig.7
(peak-to-peak value)
V/S
ratio of video
(black-to-white) to
sync level
Vsync
Vclu
sync voltage level
upper video clipping
voltage level
Vcll
lower video clipping
voltage level
Ro
output resistance
note 2
MIN.
−
TYP.
0.7
65
70
−
15
70
100
1.7
2.2
1.2
1.7
−
3.4
125
130
−
−
50
80
40
65
±1.4
±1.8
−
−
−
30
0.97
1.1
1.9
2.33
1.4
1.5
VP − 1.1 VP − 1
−
0.7
−
−
MAX.
1
UNIT
dB
−
dB
25
MHz
−
MHz
2.7
kΩ
2.5
pF
−
V
−
MHz
±20 × 10−6 K−1
110
mV
90
mV
−
MHz
30
ms
70
µV
1.23
V
3.0
−
1.6
V
−
V
0.9
V
10
Ω
1998 Jan 08
9
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