I.I.L. with injector base resistor and schottky clamp

I.sub.cct leakage current interrupter

I.sup.2 L Circuit with a variable injector current source

I.sup.2 L Circuit with auxiliary transistor

I.sup.2 L circuitry having operating current supplied by higher-

I.sup.2 L gate circuit arrangement having a switchable current s

I.sup.2 L injector current source

I.sup.2 L interface with external inputs and method thereof

I.sup.2 L Static shift register

I.sup.2 L With polysilicon diodes and interconnects

I/O cell for programmable logic device providing latched, unlatc

I2L With PNPN injector

IC chip with noise suppression circuit

IC Clamping circuit

IC compatible variable shunt impedance for Dolby B system

IC D-type master/slave flip-flop

IC Including small signal and power devices

IC input buffer emitter follower with current source value depen

IC Input circuitry

IC input circuitry programmable for realizing multiple functions