Circuite CMOS seria 4000 CD4518
Descriere
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
• Noise Margin (Over Full Package/Temperature Range)
- 1V at VDD = 5V
- 2V at VDD = 10V
- 2.5V at VDD = 15V
• Standardized Symmetrical Output Characteristics
• Meets All Requirements of JEDEC Tentative Standard
No. 13B, “Standard Specifications for Description of
‘B’ Series CMOS Devices”
Applications
• Multistage Synchronous Counting
• Multistage Ripple Counting
• Frequency Dividers