BUY SN74LS140N https://www.utsource.net/itm/p/1866077.html
HEX SCHMITT-TRIGGER INVERTERS
Description: Quad 2-Input NAND Schmitt Trigger
Features:
- Low power Schottky TTL (LSTTL)
- Inputs compatible with standard TTL outputs
- Outputs source/sink 24 mA
- Schmitt action on all inputs
- Hysteresis voltage typically 2.0V
- High noise immunity
- Inputs directly interface with CMOS, NMOS, and TTL
- Outputs directly interface with CMOS, NMOS, and TTL
Applications:
- Clock oscillators
- Pulse generators
- Waveform shaping
- Timing circuits
- Frequency dividers
- Monostable and astable multivibrators
- Level detectors
- Voltage regulators
- Voltage followers
- Sample and hold circuits
- Analog/digital converters
- Interface circuits
- Logic buffers
(For reference only)