The 7400 is an 8-digit LCD bi-directional totalizing counter for PCB mounting. Designed for low power consumption, it features CMOS circuitry for a 10-year battery life and a low-speed contact closure input with built-in de-bounce. Ideal for portable, battery-powered devices, event counting, and OEM applications.
• Bi-directional counting up to 10kHz
• Low-speed contact closure input with built-in de-bounce
• 8-digit high-contrast LCD display
• CMOS circuitry ensures a 10-year battery life
• Remote reset capability
• Leading zero blanking
• UL and cUL/CSA approved
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