NTE1047 IC TV Sound IF/FM Det AF Preamplifier

Formerly: ECG1047

Info as pdf-file
NTE/ECG replacement list as pdf-file
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Integrated circuit developed chiefly for TV sound IF amplifier applications. The IF amplifier consists of a 3-stage directly coupled differential amplifier. It also contains a ratio detector circuit, the first audio amplifier for impedence conversion and the second audio amplifier. In addition, it contains a stabilizing circuit for the possible power supply voltage fluctuation.

Pin Connection:
1. Input to impedance conversion circuit
2. Output from impedance conversion circuit
3. Power supply (+)
4. Regulated power supply
5. IF input, high
6. IF input, low
7. Ground (-), grounded through a capacitor
8. Capacitor
9. IF output
10. AF output
11.
12. Detector transformer
13. Detector transformer
14. AF input

Absolute maximum ratings:
Power Supply Voltage (Vcc): 13V
Circuit Current (Icc): 35mA
Input Voltage (Vi): 3Vpp

This product is discontinued.
Only while stock lasts.


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