HD74LS191P, HD74LS191 Datasheet - Renesas

HD74LS191P Synchronous Up / Down 4-bit Binary Counter

HD74LS191 Synchronous Up / Down 4-bit Binary Counter (single clock line) REJ03D0453 0200 Rev.2.00 Feb.18.2005 Synchronous operation is provided by having all flip-flops clocked simultaneously so that the steering logic. This mode of operation eliminates the output counting spikes normally associated with asynchronous (ripple clock) counters. The outputs of the four master-slave flip-flops are triggered on a low-to-high-level transition of the clock input if the enable input is high. The.

HD74LS191P Features

* Ordering Information Part Name Package Type Package Code (Previous Code) Package Abbreviation HD74LS191P DILP-16 pin PRDP0016AE-B (DP-16FV) P HD74LS191FPEL SOP-16 pin (JEITA) PRSP0016DH-B FP (FP-16DAV) Note: Please consult the sales office for the above package availability.

HD74LS191-Renesas.pdf