TI 74LS191N Synchronus Up/Down Counter PDIP16

Manufactured by Texas Instruments - DIL16 through hole package

Synchronous up/down counter with down/up mode control

74 series Low Power Schottky (LS) 

• Counts 8-4-2-1 BCD or Binary
• Single down/up count control line
• Count enable control input
• Ripple clock output for cascading
• Parallel outputs
• Cascadable