General description
The HEF4511B is a BCD to 7-segment latch/decoder/driver with four address inputs (D0 to D3), an active HIGH latch enable input (LE), an active LOW ripple blanking input (BL), an active LOW lamp test input (LT), and seven active HIGHNPN bipolar transistor segment outputs (Qa to Qg).

FEATUREs and benefits
■ Fully static operation
■ 5 V, 10 V, and 15 V parametric ratings
■ Standardized symmetrical output characteristics
■ Specified from -40°C to +85°C and -40 °C to +125 °C
■ Complies with JEDEC standard JESD 13-B