Catalog > Semiconductors > Integrated Circuits MC146818CP IC Real Time Clock Plus 24P = 82C6818A Part No: MC146818CP 90.56 ZAR inc for 1 Each (Quoting) Add to Cart Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications Case DIP24 fClk Max. (Hz) 4.19M Nom. Supp Volt 5.0 Tech. CMOS Integrated Circuit µP Family 6800 Oper. Temp (°C) Min -25 Oper. Temp (°C) Max. 85 Pinout Equivalence Number 24-137 No. of Pins 24