TDA6142-5X Datasheet, PDF (7/10 Pages) Siemens Semiconductor Group – FM-Demodulator for SAT TV with Switchable Input

TDA 6142-5X
Characteristics
T_A = 25 °C; V_S = 5 V ± 10 % (test circuit 1)
Parameter
Power consumption
Symbol
I_S
min.
30
Limit Values
typ.
max.
40
50
Input Sensitivity
IF-input
a_IFin
– 65
3
Unit Test Condition
mA
f dBm = _{13, 14 & 17, 18}
480 MHz
IF-Input Switching
IF-input 1
IF-input 2
V₁₆
3.2
V₁₆
0
Video Output
Video voltage
(∆f = 13.5 MHz)
Distortion factor
Signal/noise ratio
V₁₁
400
THD
<1
S/N
70
5
V
2.8
V
600
mV
%
dB
Video P/N-Switching
Positive polarity
Input current
Negative polarity
Input current
V₁₂
3.5
I_{12 H}
V₁₂
0
I_{12 L}
5
50
1
– 50
AGC-Current
a_IFin = – 28 dBm
I₃
10
a_IFin = – 18 dBm
I₃
500
AFC-Voltage (Open-collector current limited)
f_IFin = 480 MHz
V₁₀
f_IFin = 440 MHz
V₁₀
f_IFin = 520 MHz
V₁₀
2.4
V_S
– 0.9 V
0.05
V
µA
V
µA
µA V₃ = 8 V; Resistor
µA at Pin 4 = 4.7 kΩ
V
R₂/R₁ = 7
V
R₂/R₁ = 7
V
Semiconductor Group
7