NTE1248
Integrated Circuit
Phase Lock Loop (PLL)
FM Multiplex Stereo Demod
Description:
The NTE1248 is a phase lock loop (PLL) system monolithic integrated circuit in a 16鈥揕ead DIP type
package designed as an FM multiplex stereo demodulator.
Features:
D
A PLL for High Multiplex鈥揈fficiency Operation.
D
Stable Operation at Low Voltages (V
CC
= 5.4V Min)
D
Low Lamp Lighting Level (6.5mV typ)
D
Separation Control Pin (Pin8)
D
Ability to Stop the VCO for Monaural Muting (Pin9)
D
Output Voltage Available with Low Loss (G
V
= 鈥?dB typically)
D
Typically 0.3% Distortion
D
SCA Rejection Ratio (80dB)
Applications:
D
Stereo Radio Cassette Tape Recorders
D
Car Stereos
D
Home Stereos
Absolute Maximum Ratings:
(T
A
= +25擄C unless otherwise specified)
Supply Voltage, V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14V
Lamp Indicator Current, I
LAMP
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75mA
Power Dissipation, P
d
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 550mW
Operating Temperature Range, T
opr
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 鈥?5擄 to +75擄C
Storage Temperature Range, T
stg
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 鈥?5擄 to +125擄C
1
2
3
