M74HC4049 HEX BUFFER/CONVERTER (INVERTER) HIGH SPEED: t = 8ns (TYP.) at V =6V PD CC LOW POWER DISSIPATION: I = 1A(MAX.) at T =25C CC A HIGH NOISE IMMUNITY: V = V = 28 % V (MIN.) NIH NIL CC DIP SOP TSSOP SYMMETRICAL OUTPUT IMPEDANCE: I = I = 6mA (MIN) OH OL BALANCED PROPAGATION DELAYS: t t PLH PHL ORDER CODES WIDE OPERATING VOLTAGE RANGE: PACKAGE TUBE T & R V (OPR) = 2V to 6V CC DIP M74HC4049B1R PIN AND FUNCTION COMPATIBLE WITH SOP M74HC4049M1R M74HC4049RM13TR 74 SERIES 4049 TSSOP M74HC4049TTR DESCRIPTION The M74HC4049 is an high speed CMOS HEX Input protection circuits are different from those of BUFFER (INVERTING) fabricated with silicon the high speed CMOS ICs. 2 gate C MOS technology. The Vcc side diodes are designed to allow The internal circuit is composed of 2 stage logic-level conversion from high-level voltages (up inverters, which enables high noise immunity and to 13V) to low level voltages. a stable output. PIN CONNECTION AND IEC LOGIC SYMBOLS July 2001 1/8M74HC4049 INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION PIN No SYMBOL NAME AND FUNCTION 2, 4, 6, 10, 1Y to 6Y Data Outputs 12, 15 3, 5, 7, 9, 11, 1A to 6A Data Inputs 14 13, 16 NC Not Connected 8 GND Ground (0V) V 1 Positive Supply Voltage CC TRUTH TABLE INPUT OUTPUT nA nY LH HL ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit V Supply Voltage -0.5 to +7 V CC V DC Input Voltage -0.5 to 15 V I V DC Output Voltage -0.5 to V + 0.5 V O CC I DC Input Diode Current - 20 mA IK I DC Output Diode Current 20 mA OK I DC Output Current 25 mA O I or I DC V or Ground Current 50 mA CC GND CC P Power Dissipation 500(*) mW D T Storage Temperature -65 to +150 C stg T Lead Temperature (10 sec) 300 C L Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is not implied (*) 500mW at 65 C derate to 300mW by 10mW/C from 65C to 85C RECOMMENDED OPERATING CONDITIONS Symbol Parameter Value Unit V Supply Voltage 2 to 6 V CC V Input Voltage 0 to 13 V I V Output Voltage 0 to V V O CC T Operating Temperature -55 to 125 C op Input Rise and Fall Time V = 2.0V 0 to 1000 ns CC t , t V = 4.5V 0 to 500 ns r f CC V = 6.0V 0 to 400 ns CC 2/8