BUY CD4511 CHINA ORIGINAL https://www.utsource.net/itm/p/8929145.html

Description: The CD4511 is a CMOS BCD-to-7 segment latch/decoder/driver with four address inputs (A0 to A3), an active LOW latch enable input (LE), an active LOW ripple blanking input (BI) and seven active HIGH NPN open-collector outputs (O0 to O6). Features: High noise immunity Low power consumption High speed operation High output current capability High noise immunity Low power consumption High speed operation High output current capability TTL compatible inputs Outputs can sink up to 25 mA Outputs can be connected directly to the seven segment LED indicators Applications: Digital clocks Digital thermometers Digital voltmeters Process control Industrial instrumentation Automotive instrumentation Electronic voting machines Data entry systems (For reference only)