Philips TDA1596T - Manual (Page 9)

April 1991 9
Philips Semiconductors Product specification
IF amplifier/demodulator for FM radio
receivers
TDA1596T
* Connecting pin 13 to ground is only allowed for measuring the current at pin 16. It is not for use in application.
* Without input voltage.
Tuning-stop detector (Figs 10 and 11)
Stop-0: detuning at V
20(rms)
= 10 mV
+∆
f for V
15
≥
3.5 V
− −
10 kHz
+∆
f for V
15
≤
0.3 V 18
− −
kHz
Stop-1: detuning at V
20(rms)
= 10 mV
−∆
f for V
14
≥
3.5 V
− −
10 kHz
−∆
f for V
14
≤
0.3 V 18
− −
kHz
Dependence of STOP-0, STOP-1 on
input voltage (pin 20)
input voltage (RMS value) for
V
20(rms)
V
14
= V
15
≥
3.5 V 250
− − µ
V
input voltage (RMS value) for
V
20(rms)
V
14
= V
15
≤
0.3 V
− −
50
µ
V
Output voltage when
V
14, 15
I
14
= I
15
= 1 mA
− −
0.3 V
Mode switch and pin 3 (Fig.12)
FM-off position
Control voltage for 60 dB
V
7
muting depth
− −
1.4 V
FM, mute-on position (pin 3 = output)
Internal bias voltage at
V
7
R
7-17
≥
10 M
Ω −
2.8
−
V
|I
7
| Input current
− −
2.5
µ
A
Output voltage with
V
3
R
3-17
= 10 k
Ω
; C
3-17
≥
1 nF*
−
2
−
V
Output impedance for V
20
=
≤
5
µ
V;
R
3-17
I
3
= 500
µ
A
− −
100
Ω
FM, mute-off position (pin 3 = input)
V
7
Control voltage 0.9 V
5
− −
V
I
7
Input current at V
7
= V
5
− −
15
µ
A
R
3-17
Input resistance 1
− −
M
Ω
Reference voltage source
V
5
Output voltage at I
5
=
−
1 mA 3.3 3.7 4.1 V
∆
V
5
/I
5
Output impedance at I
5
=
−
1 mA
−
40 80
Ω
TC Temperature coefficient
−
3.3
−
mV/K
SYMBOL PARAMETER MIN. TYP. MAX. UNIT