This part is a kind of semiconductor called 74HC09.

Function of this product has M74HC09.

Manufacturers : ST Microelectronics

Image and pinout :

Some of the text within the PDF file :

M74HC09 QUAD 2-INPUT AND GATE (OPEN DRAIN) s HIGH SPEED: tPD = 7ns (TYP.) at VCC = 6V s LOW POWER DISSIPATION: ICC = 1µA(MAX.) at TA=25°C s HIGH NOISE IMMUNITY: VNIH = VNIL = 28 % VCC (MIN.) s BALANCED PROPAGATION DELAYS: tPLH ≅ tPHL s WIDE OPERATING VOLTAGE RANGE: VCC (OPR) = 2V to 6V s PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 09 DESCRIPTION The M74HC09 is an high speed CMOS QUAD 2-INPUT OPEN DRAIN AND GATE fabricated with silicon gate C2MOS technology. The internal circuit is composed of 3 stages including buffer output, which enables high noise immunity and stable output. DIP SOP TSSOP ORDER CODES PACKAGE TUBE DIP SOP TSSOP M74HC09B1R M74HC09M1R T&R M74HC09RM13TR M74HC09TTR All inputs are equipped with protection circuits against static discharge and transient excess v [ ... ]

74HC09 PDF Datasheet Download