BUY 74HCT14PW https://www.utsource.net/itm/p/1111012.html
Presettable synchronous 4-bit binary up/down counter - Description: Presettable Synchronous 4-Bit Binary Up/Down Counter; TTL Enabled ; Fmax: 36 MHz; Logic switching levels: TTL ; Output drive capability: +/- 4 mA ; Power dissipation considerations: Low Power ; Propagation delay: 22 ns; Voltage: 4.5-5.5V
Description: The 74HCT14PW is a high-speed Si-gate CMOS device that contains six Schmitt-trigger inverters.
Feature:
6 Schmitt-trigger inverters
Inputs accept voltages up to 5.5 V
Outputs source/sink 24 mA
Low power consumption
High noise immunity
High speed operation
Low input current
Low quiescent current
Compatible with TTL outputs
ESD protection:
Human body model > 2000 V
Machine model > 200 V
Operating temperature range: -40°C to +85°C
Application:
Clock and timing circuits
Pulse generation
Interface circuits
Waveform shaping
Signal buffering
Voltage level shifting
Line receivers
(For reference only)