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NTE1217
Integrated Circuit
Phase Lock Loop (PLL) FM Multiplex Stereo Demodulator
Features:
D Low Level of Pilot Signal Sensitivity: 7mV
D Gain: 0dB (R
D Separation Adjustable
D Low Level of Pop Noise
D Excellent SCA Rejection Ratio
= 3.3kΩ)
L
Absolute Maximum Ratings
Supply Voltage, V
V
6–7
V
1–7
Lamp Current, I
Power Dissipation, P
CC
L
d
Operating Temperature Range, T
Storage Temperature Range, T
Recommended Operating Conditions:
DC Supply Voltage, V
Input Signal, V
IN
CC
Electrical Characteristics
Parameter Symbol Test Conditions Min Typ Max Unit
Total Current I
Input Resistance r
Channel Separation Sep 35 42 – dB
Total Harmonic Distortion (Stereo) THD SUB, VIN = 100mV (L + R) – 0.25 0.5 %
: (TA = +25°C unless otherwise specified)
opr
stg
(TA = +25°C unless otherwise specified)
: (TA = +25°C, unless otherwise specified)
CCO
i
100mA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
400mW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
–20° to +70°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
–40° to +125°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8V to 12V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
200mV to 300mV. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
– 16 25 mA
15 20 – kΩ
18V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
16V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Output Voltage V
Channel Balance CB – 0.5 1.5 dB
Lamp Sensitivity V
Hysteresis V
Capture Range CR Pilot = 10mV ±1 – – %
SCA Rejection SCA Rej L + R = 80%, Pilot = 10% , SCA = 10% – 80 – dB
VIN = 100mV 69 100 137 mV
O
L + R = 90%, Pilot = 10% – 65 – mV
L
H
– – 6 dB
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Pin Connection Diagram
V
Composite Signal Input
Amp Output
Output
Output
Lamp Drive
GND
Variable Resistor
CC
1
2
3
4
5
6
7
8
16 9
OSC Network
16
Loop Filter
15
Loop Filter
14
Loop Filter
13
N.C.
12
11
Pilot Presence Loop Filter
10
Pilot Presence Loop Filter
9
N.C.
.260 (6.6) Max
.245
(6.22)
Min
18
.785 (19.9) Max
.300 (7.62)
.200 (5.08)
Max
.100 (2.54)
.700 (17.7)
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