74F2244 FAIRCHILD | Alldatasheet

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Features

■ 3-STATE outputs drive bus lines or buffer memory address registers ■ 12 mA source current ■ 25Ω series resistors in outputs eliminate the need for external resistors. ■ Designed to drive the capacitive inputs of MOS devices ■ Guaranteed 4000V minimum ESD protection Ordering Code: Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code. Connection Diagram Logic Symbol IEEE/IEC Order Number Package Number Package Description 74F2244SC M20B 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300 Wide 74F2244MSA MSA20 20-Lead Shrink Small Outline Package (SSOP), EIAJ TYPE II, 5.3mm Wide 74F2244PC N20A 20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide

www.fairchildsemi.com 2 74F2244 Unit Loading/Fan Out Note 1: Worst-case F2244 disabled Truth Table H = HIGH Voltage Level L = LOW Voltage Level X = Immaterial Z = High Impedance Pin Names Description U.L. Input I IH/IIL HIGH/LOW Output I OH /IOL OE 1, OE2 3-STATE Output Enable Input (Active LOW) 1.0/1.667 20 µA/−1 mA OE 2 3-STATE Output Enable Input (Active HIGH) 1.0/1.667 20 µA/−1 mA Ian, Ibn Inputs 1.0/2.667 (Note 1) 20 µA/−1.6 mA O an,Obn Outputs 750/20 −15 mA/12 mA OE 1 Ian O an OE 2 Ibn O bn HXZHXZ LHHLHH LLLLLL

3 www.fairchildsemi.com 74F2244 Absolute Maximum Ratings(Note 2) Recommended Operating Conditions Note 2: Absolute maximum ratings are values beyond which the device may be damaged or have its useful life impaired. Functional operation under these conditions is not implied. Note 3: Either voltage limit or current limit is sufficient to protect inputs. Storage Temperature −65°C to +150°C Ambient Temperature under Bias −55°C to +125°C Junction Temperature under Bias −55°C to +150°C VCC Pin Potential to Ground Pin −0.5V to +7.0V Input Voltage (Note 3) −0.5V to +7.0V Input Current (Note 3) −30 mA to +5.0 mA Voltage Applied to Output in HIGH State (with VCC = 0V) Standard Output −0.5V to VCC 3-STATE Output −0.5V to +5.5V Current Applied to Output in LOW State (Max) twice the rated I OL (mA) ESD Last Passing Voltage (Min) 4000V Free Air Ambient Temperature 0 °C to +70°C Supply Voltage +4.5V to +5.5V Symbol Parameter Min Typ Max Units VCC Conditions VIH Input HIGH Voltage 2.0 V Recognized as a HIGH Signal VIL Input LOW Voltage 0.8 V Recognized as a LOW Signal VCD Input Clamp Diode Voltage −1.2 V Min I IN = −18 mA VOH Output HIGH Voltage 10% V CC 2.4 V Min I OH = −3 mA 10% V CC 2.0 I OH = −15 mA 5% V CC 2.7 I OH = −3 mA VOL Output LOW Voltage 0.50 V Min I OL = 1 mA

0.75 I OL = 12 mA

IIH Input HIGH Current 5.0 µAM a x V IN = 2.7V IBVI Input HIGH Current Breakdown Test 7.0 µAM a x V IN = 7.0V ICEX Output HIGH Leakage Current 50 µAM a x V OUT = VCC VID Input Leakage 4.75 V 0.0 I ID = 1.9 µA Test All other pins grounded IOD Output Leakage 3.75 µA0 . 0 V IOD = 150 mV Circuit Current All other pins grounded IIL Input LOW Current −1.0 mA Max V IN = 0.5V (OE1, OE2, OE2) −1.6 V IN = 0.5V (In) IOZH Output Leakage Current 50 µAM a x V OUT = 2.7V IOZL Output Leakage Current −50 µAM a x V OUT = 0.5V IOS Output Short-Circuit Current −100 −225 mA Max V OUT = 0V ICCH Power Supply Current 40 60 mA Max V O = HIGH ICCL Power Supply Current 60 90 mA Max V O = LOW ICCZ Power Supply Current 60 90 mA Max V O = HIGH Z

www.fairchildsemi.com 4 74F2244 Symbol Parameter TA = +25°CT A = −55°C to +125°CT A = 0°C to +70°C Units VCC = +5.0V C L = 50 pF C L = 50 pF C L = 50 pF Min Typ Max Min Max Min Max

5 www.fairchildsemi.com 74F2244 Physical Dimensions inches (millimeters) unless otherwise noted 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300 Wide Package Number M20B 20-Lead Shrink Small Outline Package (SSOP), EIAJ TYPE II, 5.3mm Wide

Fairchild does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and Fairchild reserves the right at any time without notice to change said circuitry and specifications. 74F2244 Octal Buffer/Line Driver with 25Ω Series Resistors in Outputs LIFE SUPPORT POLICY FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be rea- sonably expected to result in a significant injury to the user. 2. A critical component in any component of a life support device or system whose failure to perform can be rea- sonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. www.fairchildsemi.com Physical Dimensions inches (millimeters) unless otherwise noted (Continued) 20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Package Number N20A