Open Collector Bidirectional Driver
Original Publication Date: 1981-Oct-01
Included in the Prior Art Database: 2005-Feb-12
The driver circuit is an open collector type capable of sinking 48 mA a .5 V due to the design of transistor T6. Resistors R1 and R2 are chosen to provide a maximum DC noise tolerance of + or - 600 mV with T/2/L (transistor-transistor logic) input level requirements of + or - 2.4 V and +0.6.