Description:
The NTE1836 contains CPU/PLL–excluded peripheral circuits such as band switch, +5V power supply (with RST), sync detector, low–pass filter for color TV/VCR frequency synthesizer channel select system use.
FEATUREs:
• The Band Switch Truth Table can be changed in a short period of time at the user’s option.
• The Band Switch is of PNP output type which need not be driven externally.
• The OP Amp for Low–Pass Filter is excellant in pulse response because of it’s High–Impedance Input Pin.
Functions:
• Band Switch (2–Input, 4–Output)
• Video Signal, Flyback Pulse, AFT Output–Used Detection of Tuning Mode and Horizontal Sync Mode
• +5V Power Supply, with RST Output (for CPU)
• OP Amp for Low–Pass Filter (for Frequency Synthesizer)