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 .
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 .
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | CD4020B |
RCA |
CMOS RIPPLE-CARRY BINARY COUNTER DIVIDERS | |
2 | CD4020B |
Texas Instruments |
CMOS RIPPLE-CARRY BINARY COUNTER DIVIDERS | |
3 | CD4020BE |
Texas Instruments |
CMOS RIPPLE-CARRY BINARY COUNTER DIVIDERS | |
4 | CD4020BF |
Texas Instruments |
CMOS RIPPLE-CARRY BINARY COUNTER DIVIDERS | |
5 | CD4020BM |
National Semiconductor |
14-Stage/ 12-Stage Ripple Carry Binary Counters | |
6 | CD4020BMS |
Intersil Corporation |
CMOS Ripple-Carry Binary Counter/Dividers | |
7 | CD40208B |
RCA |
CMOS 4 x 4 Multiport Register | |
8 | CD40208BMS |
Intersil Corporation |
CMOS 4 x 4 Multiport Register | |
9 | CD4020A |
RCA |
CMOS 14-Stage Ripple Carry Binary Counters | |
10 | CD4021A |
RCA |
CMOS 8-Stage Static Shift Registers | |
11 | CD4021B |
RCA |
CMOS 8-Stage Static Shift Registers | |
12 | CD4021B |
Texas Instruments |
CMOS 8-Stage Static Shift Registers |