TCA440 Datasheet, PDF (2/11 Pages) Siemens Semiconductor Group – AM Receiver Circuit

TCA 440 T • SOP 16
9.9 ± 0.1
≤ 0.7
1.27
6.0 ± 0.2
3.9 ± 0.1
0.42
+
-
0.07
0.06
0.25 M
0.15
≥ 0.3
16 15 14 13 12 11 10 9
12345678
Pin configuration
1
RF prestage, input 1
2
RF prestage, input 2
3
RF control amplifier input
4
oscillator circuit pin 1
5
oscillator circuit pin 2
6
oscillator circuit pin 3
7
IF output
8
ground
Block diagram
IF REQUIRED
9 input IF control amplifier
10 indicator output IF control amplifier
11 IF blocking
12 input lF amplifier
13 IF blocking
14 supply voltage
15 mixer output 1
16 mixer output 2
V_CC
3
HF - CIRCUIT
1
PRE-
2
STAGE
16
14
3.5V
3.5V
STABILISATION
MIXER
1^st IF
STAGE
2^nd IF
STAGE
3^rd IF
STAGE
7
4^th IF
STAGE
6
5
OSCILLATOR
4
IF GAIN
CONTROL
V_CC
2
8
15
12 11 13
10
9
V_CC
IF FILTER
TUNING
INDICATOR
AF
12/95
TCA 440 / T