DESCRIPTION: (See Block Diagram, Figure 4.)
The LS7031 is a MOS, 6 decade up counter. The circuit includes latches, a multiplexer, leading zero blanking and BCD data outputs.

FEATURES:
• DC to 7.5 MHz Count Frequency
• Multiplexed BCD Outputs
• DC to 500kHz Scan Frequency
• +4.75V to +15V Operation (VDD - VSS)
• Compatible with CMOS Logic
• High Input Noise Immunity
• Ability to Latch External BCD Data in the two LSD Positions
• Leading Zero Blanking with Decimal Point and Overflow Controls
• All inputs protected
• Low Power Dissipation
• 40 Pin DIP - See Figure 1