STMicroelectronics
Quad bus buffer (3-state)
NXP Semiconductors.
Dual retriggerable monostable multivibrator with reset
NXP Semiconductors.
Quad buffer/line driver; 3-state
Diodes Incorporated.
QUADRUPLE 3-STATE BUFFERS OE LOW
Philips Electronics
Dual retriggerable monostable multivibrator with reset
Fairchild Semiconductor
Dual Retriggerable Monostable Multivibrator
Philips Electronics
Quad buffer/line driver; 3-state