M74HCT08 QUAD 2-INPUT AND GATE HIGH SPEED: t = 13ns (TYP.) at V =4.5V PD CC LOW POWER DISSIPATION: I = 1A(MAX.) at T =25C CC A COMPATIBLE WITH TTL OUTPUTS : V = 2V (MIN.) V = 0.8V (MAX) IH IL DIP SOP TSSOP BALANCED PROPAGATION DELAYS: t t PLH PHL SYMMETRICAL OUTPUT IMPEDANCE: ORDER CODES I = I = 4mA (MIN) OH OL PACKAGE TUBE T & R PIN AND FUNCTION COMPATIBLE WITH DIP M74HCT08B1R 74 SERIES 08 SOP M74HCT08M1R M74HCT08RM13TR TSSOP M74HCT08TTR DESCRIPTION The M74HCT08 is an high speed CMOS QUAD The M74HCT08 is designed to directly interface 2 2-INPUT AND GATE fabricated with silicon gate HSCMOS systems with TTL and NMOS 2 C MOS technology. components. The internal circuit is composed of 2 stages All inputs are equipped with protection circuits including buffer output, which enables high noise against static discharge and transient excess immunity and stable output. voltage. PIN CONNECTION AND IEC LOGIC SYMBOLS July 2001 1/8M74HCT08 INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION PIN No SYMBOL NAME AND FUNCTION 1, 4, 9, 12 1A to 4A Data Inputs 2, 5, 10, 13 1B to 4B Data Inputs 3, 6, 8, 11 1Y to 4Y Data Outputs 7 GND Ground (0V) V 14 Positive Supply Voltage CC TRUTH TABLE ABY LLL LHL HL L HH H ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit V Supply Voltage -0.5 to +7 V CC V DC Input Voltage -0.5 to V + 0.5 V I CC 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 4.5 to 5.5 V CC V Input Voltage 0 to V V I CC V Output Voltage 0 to V V O CC T Operating Temperature -55 to 125 C op t , t Input Rise and Fall Time (V = 4.5 to 5.5V) 0 to 500 ns r f CC 2/8