This part is a kind of semiconductor called 74HC07.

Function of this product has HEX BUFFER OPEN DRAIN.

Manufacturers : STMicroelectronics

Image and pinout :

Some of the text within the PDF file :

M74HC07 HEX BUFFER (OPEN DRAIN) s s s s s HIGH SPEED: tPD = 6ns (TYP.) at VCC = 6V LOW POWER DISSIPATION: ICC = 1µA(MAX.) at TA=25°C HIGH NOISE IMMUNITY: VNIH = VNIL = 28 % VCC (MIN.) WIDE OPERATING VOLTAGE RANGE: VCC (OPR) = 2V to 6V PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 07 DIP SOP TSSOP ORDER CODES PACKAGE DIP SOP TSSOP TUBE M74HC07B1R M74HC07M1R T&R M74HC07RM13TR M74HC07TTR DESCRIPTION The M74HC07 is an high speed CMOS HEX OPEN DRAIN BUFFER fabricated with silicon gate C2MOS technology. The internal circuit is composed of 2 stages including buffer output, which enables high noise immunity and stable output. All inputs are equipped with protection circuits against static discharge and transient excess voltage. PIN CONNECTION AND IEC LOGIC SYMBOLS May 2003 1/10 M74HC [ ... ]

74HC07 PDF Datasheet Download