Standard logic ICs using CMOS technology to achieve operating speeds similar to LSTTL with the low power consumption of CMOS integrated circuits. The 74HC4000 logic family is functionally and pin-compatible with the standard LS logic family, and all devices have the ability to drive 10 LSTTL loads.
High-Speed CMOS Logic
Operating Voltage: 2 to 6 V
Compatibility: Input CMOS, Output CMOS
Feature
- Synchronous Programmable N Counter N = 3 to 9999 or 15999
- Presettable Down-Counter
- Fully Static Operation
- Mode-Select Control of Initial Decade Counting Function (10, 8, 5, 4, 2)
- Master Preset Initialization
- Latchable N Output
- Fanout (Over Temperature Range)
- Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads
- Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads
- Wide Operating Temperature Range . . . -55°C to 125°C
- 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
- Applications
- Communications Digital Frequency Synthesizers;
VHF, UHF, FM, AM, etc. - Fixed or Programmable Frequency Division
- "Time Out" Timer for Consumer-Application Industrial Controls
- Communications Digital Frequency Synthesizers;
