Click to expand Tap to zoom RCA SK40161 COS/MOS IC Programmable 4-Bit Counter same as NTE40161B (replaces CD40161) RCA SK40161 COS/MOS IC Programmable 4-Bit Counter same as NTE40161B (replaces CD40161) 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out Need a Specific Revision?