74F191SC Fairchild Semiconductor, 74F191SC Datasheet - Page 3

• Manufacturer Part Number: 74F191SC
• Description: IC COUNTER DECADE UP/DOWN 16SOIC
• Manufacturer: Fairchild Semiconductor
• Series: 74Fr

Specifications of 74F191SC

• Logic Type: Binary Counter
• Direction: Up, Down
• Number Of Elements: 1
• Number Of Bits Per Element: 4
• Timing: Synchronous
• Count Rate: 100MHz
• Trigger Type: Positive Edge
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Dc: 0012
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Reset: -
• Other names: 74F191SC.

FIGURE 1. n-Stage Counter Using Ripple Clock
FIGURE 2. Synchronous n-Stage Counter Using Ripple Carry/Borrow
FIGURE 3. Synchronous n-Stage Counter with Gated Carry/Borrow
Logic Diagram
Please note that this diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays.
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