描述 Description

CD4029BMS consists of a four-stage binary or BCD-decade up/down counter with provisions for look-ahead carry in both counting modes.

特性 Features

? High-Voltage Type (20V Rating)

? Medium Speed Operation: 8MHz (Typ.) at CL = 50pF and VDD - VSS = 10V

? Multi-Package Parallel Clocking for Synchronous High Speed Output Response or Ripple Clocking for Slow Clock Input Rise and Fall Times

? “Preset Enable” and Individual “Jam” Inputs Provided

? Binary or Decade Up/Down Counting

? BCD Outputs in Decade Mode

? 100 Tested for Maximum Quiescent Current at 20V

? 5V, 10V and 15V Parametric Ratings

? Standardized Symmetrical Output Characteristics

? Maximum Input Current of 1μA at 18V Over Full Package-Temperature Range; 100nA at 18V and +25°C

? Noise Margin (Over Full Package Temperature Range):

- 1V at VDD = 5V

- 2V at VDD = 10V

- 2.5V at VDD = 15V