HEF4543B - BCD to 7-segment latch/decoder/driver
The HEF4543B is a BCD to 7-segment latch/decoder/driver for liquid crystal and LED displays.
It has four address inputs (D0 to D3), an active LOW latch enable input (LE), an active HIGH blanking input (BL), an active HIGH phase input (PH) and seven buffered segment outputs (Qa to Qg).
The circuit pr
HEF4543B Features
* Wide supply voltage range from 3.0 V to 15.0 V
* CMOS low power dissipation
* High noise immunity
* Fully static operation
* 5 V, 10 V, and 15 V parametric ratings
* Standardized symmetrical output characteristics
* Complies with JEDEC standa