Description
of ‘B’ Series CMOS Devices”
CLOCK A ENABLE A Q1A Q2A Q3A Q4A RESET A VSS
1 2 3 4 5 6 7 8
16 VDD 15 RESET B 14 Q4B 13 Q3B 12 Q2B 11 Q1B 10 ENABLE B 9 CLOCK B
Functional Diagram
Applications
3
Multistage Synchronous Counting
Multistage Ripple Counting
Frequency Divi
Features
- High Voltage Types (20V Rating).
- CD4518BMS Dual BCD Up Counter.
- CD4520BMS Dual Binary Up Counter.
- Medium Speed Operation - 6MHz Typical Clock Frequency at 10V.
- Positive or Negative Edge Triggering.
- Synchronous Internal Carry Propagation.
- 100% Tested for Quiescent Current at 20V.
- 5V, 10V and 15V Parametric Ratings.
- Maximum Input Current of 1µA at 18V Over Full Package Temperature Range; 100nA at 18V and +25oC.
CD4520BMS Datasheet
