The CD54HC354, CD74HC354, and CD74HCT354 are data selectors/multiplexers that select one of eight sources. In both types, the data select bits S0, S1 and S2 are stored in transparent latches that are enabled by a low latch enable input, LE. In the HC/HCT354 the data enable input, E, controls transparent latches that pass data to the outputs when E is high and latches in new data when E is low. In both types the three-state outputs are controlled by three output-enable inputs OE1, OE2, and OE3.
Features:-
- HC/HCT354
- Transparent Data and Select Latches
- Buffered Inputs
- Three-State Complementary Outputs
- Bus Line Driving Capability
- Typical Propagation Delay: VCC = 5V, CL = 15pF,TA = 25oC
- Data to Output = 18ns
- Fanout (Over Temperature Range Standard Outputs – 10 LSTTL Loads
- Bus Driver Outputs – 15 LSTTL Loads
- Wide Operating Temperature Range -55oC to 125oC
- Balanced Propagation Delay and Transition Times
- Significant Power Reduction Compared to LSTTL Logic ICs
- HC Types – 2V to 6V Operation
- High Noise Immunity: NIL = 30%, NIH = 30% of VCC at VCC = 5V
Parameter | Min | Max | Unit |
Supply Voltage (VCC) | 0.5v | 7v | V |
High Level Input Voltage | 1.5 | V | |
Temperature Range, | -55oC to | 125oC | °C |
Input Rise or Fall Times | 1000ns | ||
Low Level Input Voltage | 0.5 | V | |
Propagation Delay | 210 | V | |
VCC = 6.0V | 400ns | ns |
Package Includes:-
1 x CD74HC354 High Speed CMOS Logic 8-Input Multiplexer Register IC (74354 IC) DIP-20 Package
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