54AC378PCQR

` 6-bit high-speed parallel register
` Positive edge-triggered D-type inputs
` Fully buffered common clock and enable inputs
` Input clamp diodes limit high-speed termination effects
` Standard Military Drawing (SMD)- 'AC378 5962-91605

If MilitaryAerospace specified devices are required please contact the National Semiconductor Sales OfficeDistributors for availability and specifications
SupplyVoltage(V_CC)                         -05V to +7.0V
DC Input Diode Current (I_IK)
V_I = 0.5V                                                      -20mA
V_I = V_CC + 0.5V                                           +20mA
DCInputVoltage(V_I)                   -0.5V to V_CC +05V
DC Output Diode Current (I_OK)
V_O = 0.5V                                                     +20mA
V_O = V_CC +0.5V                                            +20mA
DCOutputVoltage(V_O)              - 0.5V to V_CC +0.5V
DC Output Source
orSinkCurrent(I_O)                                          ±50mA
DC VCC or Ground Current
perOutputPin(I_CC orIG_ND)                             ±50mA
StorageTemperature(T_STG)               -65 to +150
Junction Temperature (T_J)
C_DIP                                                                  175
P_DIP                                                                  140
Note 1 Absolute maximum ratings are those values beyond which damage to the device may occur The databook specifications should be met without exception to ensure that the system design is reliable over its power supply temperature and outputinput loading variables National does not recom-TM mend operation of FACT circuits outside databook specifications

The 54AC378PCQR is a 6-bit register with a buffered common En-able This device is similar to the 'AC174 but with common Enable rather than common Master Reset