
STMicroelectronics
DESCRIPTION
HCF4029B is a monolithic integrated circuit fabricated in Metal Oxide Semiconductor technology available in DIP and SOP packages. HCF4029B consists of a four stage binary or BCD-decade up/down counter with provisions for look ahead carry in both counting modes.
■ 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
■ QUIESCENT CURRENT SPECIF. UP TO 20V
■ STANDARDIZED SYMMETRICAL OUTPUT CHARACTERISTICS
■ INPUT LEAKAGE CURRENT II = 100nA (MAX) AT VDD = 18V TA = 25°C
■ 100% TESTED FOR QUIESCENT CURRENT
■ MEETS ALL REQUIREMENTS OF JEDEC JESD13B "STANDARD SPECIFICATIONS FOR DESCRIPTION OF B SERIES CMOS DEVICES"