54LS190J 数据手册 ( 数据表 ) - Motorola => Freescale

PRESETTABLE BCD/DECADE UP/DOWN COUNTERS PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS

PRESETTABLE BCD/DECADE UP/DOWN COUNTER PRESETTABLE 4-BIT BINARY UP/DOWN COUNTER

PRESETTABLE BCD/DECADE UP/DOWN COUNTER PRESETTABLE 4-BIT BINARY UP/DOWN COUNTER

PRESETTABLE BCD/DECADE UP/DOWN COUNTER PRESETTABLE 4-BIT BINARY UP/DOWN COUNTER

Presettable Synchronous 4-Bit Binary Up/Down Counters

PRESETTABLE UP / DOWN COUNTER BINARY OR BCD - DECADE

PRESETTABLE UP/DOWN COUNTER BINARY OR BCD DECADE

BINARY OR BCD DECADE PRESETTABLE UP/DOWN COUNTER

PRESETTABLE BCD/DECADE UP/DOWN COUNTER

Presettable BCD/Decade UP/DOWN Counter