14-Stage/ 12-Stage Ripple Carry Binary Counters
CD4020BM BC 14-Stage Ripple Carry Binary Counters CD4040BM BC 12-Stage Ripple Carry Binary Counters CD4060BM BC 14-Stage...
Description
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 (...
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