TCA440 Datasheet, PDF (5/11 Pages) Siemens Semiconductor Group – AM Receiver Circuit

IF suppression
between 1 - 2 and 15
RF input impedance
unbalanced coupling
V_iHFmax
V_iHFmin
balanced coupling
V_iHFmax
V_iHFmin
Mixer output impedance
(pin 15 or 16)
Steepness
IF part
Input frequency range
Control range
f_ilF = 455 kHz, ∆V_NF = 10 dB
Start of control
(∆V_iIF / ∆V_NF = 10 dB / 3 dB)
maximum IF input voltage
(THD_NF = 10 %)
NF output voltage
applied to 60 Ω
V_ZF = 30 µV
V_ZF = 3 mV
V_ZF = 3 mV; m = 0.3
IF input impedance
(unbanlanced coupling)
IF output impedance
(pin 7)
min
typ
max
a_lF
20
Z_i
2 II 5
Z_i
2.2 II 1.5
Z_i
4.5
Z_i
4.5 II 1.5
Z_o
250 II 4.5
S_HF
28
f_ilF
0
2
∆G_V
62
V_ctrlF
140
V_ilFmax
200
V_NF(rms)
V_NF(rms)
V_NF(rms)
Z_ilF
Z_O
50
200
70
3 II 3
200 II 8
unit
dB
kΩIIpF
kΩIIpF
kΩ
kΩIIpF
kΩIIpF
mS
MHz
dB
µV
mV
mV
mV
mV
kΩllpF
kΩIIpF
Indication instrument
Recommended indication instruments: 500 µA (R_i = 800 Ω)
300 µA (R_i = 1.5 kΩ)
For indication a voltage source of 600 m V_(EMF) and an internal source impedance of 400 Ω is available.
12/95
5
TCA 440 / T