TDA3866 Datasheet, PDF (8/16 Pages) NXP Semiconductors – Quasi-split sound processor for all standards

Philips Semiconductors
Quasi-split sound processor for all standards
Preliminary specification
TDA3866
SYMBOL
PARAMETER
Resonance amplifier (pins 12-13)
V_o
vision carrier amplitude
(peak-to-peak value)
R_12-13
L
operating resistance
inductance
C
capacitance
Q_L
V_{12, 13}
Q-factor of resonant circuit
DC voltage (pins 12 and 13)
Intercarrier mixer output (pin 17)
V_o
output signal for 5.5 MHz (RMS value)
output signal for 5.74 MHz (RMS value)
B
IF bandwidth
V_VID/V₁₇
V_VC
residual video AM on intercarrier
residual vision carrier (RMS value)
R₁₇
output resistance (emitter follower)
I_o
allowable AC output current (pin 17)
I₁₇
allowable DC output current
V₁₇
DC voltage
Limiting amplifiers (pins 15 and 19)
V_i
minimum input signal (RMS value)
maximum input signal (RMS value)
R_{15, 19}
V_{15, 19}
V_i
input resistance
DC voltage
level detector threshold for no muting
(RMS value, pin 19)
∆V_i
hysteresis of level detector
CONDITIONS
f_o = 38.9 MHz
Fig.3 and 5
C_S = 27 pF
Q_o = 90
−1 dB
−3 dB
note 2
1st/2nd harmonic;
(38.9/77.8 MHz)
1 mA emitter current
−3 dB AF signal
only 5.74 MHz channel
MIN. TYP. MAX. UNIT
−
270 −
mV
−
4
−
kΩ
−
0.247 −
µH
−
68
−
pF
−
40
−
−
V_P−1 −
V
71
95
125 mV
32
43
56
mV
−
8.5 −
MHz
−
10
−
MHz
−
3
10
%
−
0.5 1
mV
−
30
−
Ω
−
−
±0.7 mA
−
−
−2
mA
−
1.75 −
V
−
300 450 µV
200
−
−
mV
−
560 −
Ω
−
0
−
V
−
1
−
mV
−
5
−
dB
January 1992
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