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Gaston said:is there an octal buffer that is generally used to buffer the outputs of a pic. all of the ones i see are tristate. i just need something to supply a little more current. a darlington array mabey? but they are a bit pricey
I used a 74HC573 as in the attachment.Gaston said:is there an octal buffer that is generally used to buffer the outputs of a pic. all of the ones i see are tristate. i just need something to supply a little more current. a darlington array mabey? but they are a bit pricey
Gaston said:i just want to drive the base of lets say a tip140 and an led at the same time. and in a dip package
ljcox said:My recollection is that the PIC can source or sink 25 mA. So with the buffer driving the LEDs, I have virtually the full 25 mA to drive other devices.