BUY CD4028BCM https://www.utsource.net/itm/p/4328457.html
BCD-to-Decimal Decoder
Description: The CD4028BCM is a CMOS BCD-to-Decimal Decoder/Driver IC from Texas Instruments. Features: - Low power consumption - High noise immunity - Inputs are TTL compatible - Outputs are open-drain - Outputs can be connected to other open-drain outputs to implement active-low logic functions - Inputs and outputs are fully buffered Applications: - Decoding and driving BCD-encoded data - Driving 7-segment displays - Driving LED displays - Driving relays and other loads (For reference only)