HC390N   Datasheet

Philips Electronics

Dual decade ripple counter

ON Semiconductor

Quad 2−Input OR Gate High−Performance Silicon−Gate CMOS

NXP Semiconductors.

Quad 2-input OR gate

Philips Electronics

Dual decade ripple counter

NXP Semiconductors.

8-input NAND gate

Philips Electronics

Hex buffer/line driver; 3-state

System Logic Semiconductor

Hex 3-State Noninverting Buffer with Separate 2-Bit and 4-Bit Sections

Philips Electronics

Dual 4-bit binary ripple counter

Philips Electronics

Quad 2-input OR gate

STMicroelectronics

QUAD 2-INPUT OR GATE