INTEGRATED CIRCUITS SET

4 x timer NE555 "†4 x low power quad operational amplifier LM324 "†4 x 8-Bit shift registers with 3-state output registers 74HC595 "†4 x quadruple bus buffer gates with 3-state outputs 74HCT125 "†2 x motor driver / quadruple half-H drivers L293D "†4 x high-voltage, high-current darlington transistor arrays 7 channel ULN2003 "†4 x high-voltage, high-current darlington transistor arrays 8 channel ULN2803 "†1 x euro hole plastic box (140 x 70 x 30 mm)