CD4020BC

CD4020BM BC 14-Stage Ripple Carry Binary Counters CD4040BM BC 12-Stage Ripple Carry Binary Counters CD4060BM BC 14-Stage Ripple Carry Binary Counters February 1988 CD4020BM CD4020BC 14-Stage Ripple Carry Binary Counters CD4040BM CD4040BC 12-Stage Ripple Carry Binary Counters CD4060BM CD4060BC 14-Stage Ripple Carry Binary Counters General Description The CD4020BM CD4020BC CD4060BM CD4060BC are 14-stage ripple carry binary counters and the CD4040BM CD4040BC is a 12-stage ripple carry binary counter The counters are advanced one count on the negative transition of each clock pulse The counters are reset to the zero state by a logical ‘‘1’’ at the reset input independent of clock Features Y Y Y Y Y Wide supply voltage range High noise immunity Low power TTL compatibility Medium speed operation Schmitt trigger clock input 1 0V to 15V 0 45 VDD (typ ) Fan out of 2 driving 74L or 1 driving 74LS 8 MHz typ at VDD e 10V Connection Diagrams Dual-In-Line Package CD4020BM CD4020BC Order Number CD4020B CD4040B or CD4060B TL F 5953 – 1 Top View Dual-In-Line Package CD4040BM CD4040BC Dual-In-Line Package CD4060BM CD4060BC TL F 5953 – 2 Top View C1995 National Semiconductor Corporation TL F 5953 TL F 5953 – 3 Top View RRD-B30M105 Printed in U S A Absolute Maximum Ratings (Notes 1 and 2) If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications Supply Voltage (VDD) Input Voltage (...