CD74HCT2

• Buffered Inputs
• Typical Propagation Delay: 8ns at V_CC = 5V, C_L = 15pF, T_A = 25oC
• Fanout (Over Temperature Range)
       - Standard Outputs . . . . . . . . . . . . . . 10 LSTTL Loads
       - Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads
• Wide Operating Temperature Range . . . -55 to
• Balanced Propagation Delay and Transition Times
• Significant Power Reduction Compared to LSTTL Logic ICs
• HC Types
       - 2V to 6V Operation
       - High Noise Immunity: N_IL = 30%, N_IH = 30% of V_CC at V_CC = 5V
• HCT Types
       - 4.5V to 5.5V Operation
       - Direct LSTTL Input Logic Compatibility, V_IL= 0.8V (Max), V_IH = 2V (Min)
       - CMOS Input Compatibility, I_l 1A at V_OL, V_OH

DC Supply Voltage, V_CC ...................................................................... -0.5V to 7V
DC Input Diode Current, I_IK For V_I < -0.5V or V_I > V_CC + 0.5V . .................±20mA
DC Output Diode Current, I_OK For V_O < -0.5V or V_O > V_CC + 0.5V ............ .±20mA
DC Output Source or Sink Current per Output Pin, I_O
For V_O > -0.5V or V_O < V_CC + 0.5V ..............................................................±25mA
DC V_CC or Ground Current, I_CC or IGND ......................................................±50mA

The 'HC20 and 'HCT20 logic gates utilize silicon gate CMOS technology to achieve operating speeds similar to LSTTL gates with the low power consumption of standard CMOS integrated circuits. All devices have the ability to drive 10 LSTTL loads. The HCT logic family CD74HCT2 is functionally pin compatible with the standard LS logic family.