4-Bit Counter IC, 2-Element, 80ns Propagation Delay, 5V, SO Package
74HC4520; 74HCT4520 - Dual 4-bit synchronous binary counter SOP 16-Pin
4-Bit Synchronous Counter, 2-Element, 74HC Series, SO Package
Counter Dual 4-Bit Binary UP 16-Pin SO Bulk
74HCT4520DB,118 4-Bit Synchronous Counter, 2-Element, SSOP Package
Dual 4-Bit Binary Counter, 5V, 20MHz, 16-Pin SOP