TDA8303 Datasheet, PDF (7/21 Pages) NXP Semiconductors – Small signal combination IC for black/white TV

Philips Semiconductors
Small signal combination IC for black/white TV
Preliminary specification
TDA8303
TDA8303A
CHARACTERISTICS
V_P = 12 V;T_amb = 25 °C; carrier 38.9 MHz negative modulation, unless otherwise specified
SYMBOL
PARAMETER
CONDITIONS MIN. TYP. MAX. UNIT
Supply (pin 7)
V_P
supply voltage range
I_P
supply current
I₁₁
start current (pin 11)
V₁₁
start voltage horizontal oscillator
V₁₁
start protection level
9.5
no input
90
note 1
−
9.5
I₁₁ = 12 mA
−
IF Amplifier (pins 8 and 9)
V_8-9(RMS) input sensitivity (RMS value)
at 38.9 MHz;
25
note 2
V_8-9(RMS) input sensitivity (RMS value)
at 45.75 MHz; 25
notes 2 and 25
R_8-9
differential input resistance
note 3
−
C_8-9
differential input capacitance
note 3
−
G_8-9
gain control range
−
∆V₁₇
output signal expansion for 46 dB input signal note 4
−
variation
V_8-9
maximum input signal
100
Video Amplifier (note 5)
V₁₇
zero signal output level
note 6
−
V₁₇
peak sync level
2.3
V₁₇
video output signal amplitude
note 7
2.3
V₁₇
white spot threshold level
−
V₁₇
white spot insertion level
−
Z₁₇
video output impedance
−
I₁₇
internal bias current of npn emitter follower
1.4
output transistor
I_source
maximum source current (pin 17)
10
B
bandwidth of demodulated output signal
5
G₁₇
differential gain
ϕ
differential phase
NL
video non linearity
note 8
−
note 8
−
note 9
−
intermodulation
note 10
1.1 MHz; blue
50
1.1 MHz; yellow
50
3.3 MHz; blue
55
3.3 MHz; yellow
55
12
13.2 V
125 160 mA
6.5
9
mA
−
−
V
−
16.5 V
40
65
µV
40
65
µV
1300 −
Ω
5
−
pF
74
−
dB
1
−
dB
170 −
mV
5.4
−
2.5
2.7
2.65 3.0
5.7
−
3.8
−
25
−
1.8
−
−
−
7
−
4
8
2
5
2
5
60
−
60
−
65
−
65
−
V
V
V
V
V
Ω
mA
mA
MHz
%
deg.
%
dB
dB
dB
dB
July 1992
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