NTE1860 データシートの表示（PDF） - NTE Electronics

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NTE1860

Integrated Circuit TV Stereo Multiplexing Decoder

NTE Electronics 

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: (TA = 25°C)

Power Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17V

Allowed Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1800mW

Individual Controlling Pins, V14 to 17, V20 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VCC + 0.3V

LED Driving Current, ILED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25mA

Operating Temperature, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −10° to +65°C

Storage Temperature, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −55° to +150°C

Recommended Operating Condition:

Power Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9.0 ± 0.5V

Electrical Characteristics: (VCC = 9V, dBs = 0.775Vrms, TA = 25°C)

Parameter

Symbol

Test Conditions

Min Typ Max Unit

SAP Noise Level

VSAP,N

Pin1 Input 5fH (−14.4dBs)

Pin25 Output 15kHz LPF is

attached.

− −40 −36 dB

SAP Carrier Leakage

CLSAP

Pin1 Input 5fH (−14.4dBs)

Pin25 Output

− −33 −30 dB

SAP Carrier Detecting

Sensitivity

SCARR Pin1 Input 5fH

−29.0 −25.0 −21.5 dB

Input level during LED of Pin18

is lighting on

SAP Frequency

Characteristics

10kHz

ASAP

Pin1 Input

−4.0 −1.5 2.0

dB

SAP 10kHz 100% (−14.4dBs)

Pin25 Output 15kHz lPF is

attached

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