M74HC4050 HEX BUFFER/CONVERTER 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 ORDER CODES PLH PHL WIDE OPERATING VOLTAGE RANGE: PACKAGE TUBE T & R V (OPR) = 2V to 6V CC DIP M74HC4050B1R PIN AND FUNCTION COMPATIBLE WITH SOP M74HC4050M1R M74HC4050RM13TR 74 SERIES 4050 TSSOP M74HC4050TTR DESCRIPTION The M74HC4049 is an high speed CMOS HEX Input protection circuits are different from those of 2 BUFFER fabricated with silicon gate C MOS the high speed CMOS ICs. technology. The Vcc side diodes are designed to allow The internal circuit is composed of 3 stages, which logic-level conversion from high-level voltages (up enables high noise immunity and a stable output. to 13V) to low level voltages. PIN CONNECTION AND IEC LOGIC SYMBOLS July 2001 1/8M74HC4050 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 LL HH 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