Hello,
74HC4052 is a differential 4-channel analog multiplexer. It is probably
used to switch between several audio channels.
PIC16C54A is a small single chip computer from Microchip Devices. It
contains an eprom program memory which can be made read protected by the
vendor.
Steffen
Tobias Gogolin wrote:
...
> it also has 74HC4052 (logic?)
> one PIC16C54A (MC?)
> one 24LC02B (Serial EEPROM)
> and whatever is inside the tuner case ok thats a TDA9800T a SA5523 and a TBA5737M
>all from Philips
...
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