NTE1860 Datasheet, PDF (1/5 Pages) NTE Electronics – Integrated Circuit TV Stereo Multiplexing Decoder

NTE1860
Integrated Circuit
TV Stereo Multiplexing Decoder
Description:
The NTE1860 is a bipolar IC for use in TV stereo multiplexing decoding, filters for stereo, and SAP
(Separate Audio Program) demodulation applications.
Features:
D Low number of external parts
D Excellent channel separation characteristics for stereo applications. Min. 46dB at 1kHz.
D Selection of individual modes of MAIN/SAP/BOTH.
D Direct driving mode for LED display.
Absolute Maximum Ratings: (T_A = 25°C)
Power Supply Voltage, V_CC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17V
Allowed Power Dissipation, P_D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1800mW
Individual Controlling Pins, V_{14 to 17}, V₂₀ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V_CC + 0.3V
LED Driving Current, I_LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25mA
Operating Temperature, T_opr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −10° to +65°C
Storage Temperature, T_stg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −55° to +150°C
Recommended Operating Condition:
Power Supply Voltage, V_CC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9.0 ± 0.5V
Electrical Characteristics: (V_CC = 9V, dBs = 0.775V_rms, T_A = 25°C)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
SAP Noise Level
V_SAP,N
Pin1 Input 5f_H (−14.4dBs)
Pin25 Output 15kHz LPF is
attached.
− −40 −36 dB
SAP Carrier Leakage
CL_SAP
Pin1 Input 5f_H (−14.4dBs)
Pin25 Output
− −33 −30 dB
SAP Carrier Detecting
Sensitivity
S_CARR Pin1 Input 5f_H
−29.0 −25.0 −21.5 dB
Input level during LED of Pin18
is lighting on
SAP Frequency
Characteristics
10kHz
A_SAP
Pin1 Input
−4.0 −1.5 2.0
dB
SAP 10kHz 100% (−14.4dBs)
Pin25 Output 15kHz lPF is
attached