CD54HC280
Features
Description
- Typical Propagation Delay CL = 15p F, TA = 25o C
=
17ns at
=
5V,
- Replaces LS180 Types
- Easily Cascadable
- Fanout (Over Temperature Range)
- Standard Outputs
- -
- 10 LSTTL Loads
- Bus Driver Outputs
- - . . . 15 LSTTL Loads
- Wide Operating Temperature Range . . . -55o C to 125o C
- Balanced Propagation Delay and Transition Times
- Significant Power Reduction pared to LSTTL Logic ICs
- HC Types
- 2V to 6V Operation
- High Noise Immunity: NIL = 30%, NIH = 30% of VCC at VCC = 5V
- HCT Types
- 4.5V to 5.5V Operation
- Direct LSTTL Input Logic patibility, VIL= 0.8V (Max), VIH = 2V (Min)
- CMOS Input patibility, Il ≤ 1µA at VOL, VOH
The ’HC280 and ’HCT280 are 9-bit odd/even parity, generator checker devices. Both even and odd parity outputs are available for checking or generating parity for words up to nine bits long. Even parity is indicated (ΣE output is high) when an even number of data inputs is high....
