Chimicron is an independent distributor of electronic components. We have reliable sources of electronic components, only sell new & original products and offer 1 year warranty for our products. Buy the PCF7991AT/1081/M Rochester Electronics at chimicron.com. We have 141750 pieces of PCF7991AT/1081/M in stock available now. Submit an inquiry for PCF7991AT/1081/M or send an email to [email protected], we will contact you in 24 hours.