Revised September 2000 74F125 Quad Buffer (3-STATE) Features ■ High impedance base inputs for reduced loading Ordering Code: Order Number Package Number Package Description 74F125SC M14A 14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-120, 0.150 Narrow 74F125SJ M14D 14-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide 74F125PC N14A 14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code. Logic Symbol Connection Diagram IEEE/IEC Unit Loading/Fan Out Pin Names U.L. Input IIH/IIL HIGH/LOW Output IOH/IOL 1.0/0.033 20 µA/−20 µA Description An, Bn Inputs On Outputs 600/106.6 (80) −12 mA/64 mA (48 mA) Function Table Inputs Output An Bn L L L L H H H X Z O H = HIGH Voltage Level L = LOW Voltage Level Z = High Impedance X = Immaterial © 2000 Fairchild Semiconductor Corporation DS009475 www.fairchildsemi.com 74F125 Quad Buffer (3-STATE) April 1988 74F125 Absolute Maximum Ratings(Note 1) Recommended Operating Conditions Storage Temperature −65°C to +150°C Ambient Temperature under Bias −55°C to +125°C Free Air Ambient Temperature Junction Temperature under Bias −55°C to +150°C Supply Voltage 0°C to +70°C +4.5V to +5.5V −0.5V to +7.0V VCC Pin Potential to Ground Pin Input Voltage (Note 2) −0.5V to +7.0V Input Current (Note 2) −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 Note 1: 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 2: Either voltage limit or current limit is sufficient to protect inputs. Current Applied to Output in LOW State (Max) twice the rated IOL (mA) DC Electrical Characteristics Symbol Parameter Min Typ Max Input HIGH Voltage VIL Input LOW Voltage 0.8 V VCD Input Clamp Diode Voltage −1.2 V VOH VOL 2.0 Units VIH Output HIGH 10% VCC 2.4 Voltage 10% VCC 2.0 5% VCC 2.7 5% VCC 2.0 Output LOW VCC Conditions V Recognized as a HIGH Signal Recognized as a LOW Signal IIN = −18 mA Min IOH = −3 mA IOH = −12 mA V Min 0.55 V Min IOL = 64 mA 20 µA Max VIN = 2.7V IOH = −3 mA IOH = −15 mA 10% VCC Voltage IIH Input HIGH Current IBVI Input HIGH Current 100 µA 0.0V VIN = 7.0V −20.0 µA Max VIN = 0.5V Output Leakage Current 50 µA Max VOUT = 2.7V Output Leakage Current −50 µA Max VOUT = 0.5V −225 mA Max VOUT = 0V Output HIGH Leakage Current 250 µA Max VOUT = VCC IZZ Buss Drainage Test 500 µA 0.0V VOUT = 5.25V ICCH Power Supply Current 18.5 24.0 mA Max VO = HIGH ICCL Power Supply Current 31.7 40.0 mA Max VO = LOW ICCZ Power Supply Current 27.6 35.0 mA Max VO = HIGH Z Breakdown Test IIL Input LOW Current IOZH IOZL IOS Output Short-Circuit Current ICEX −100 AC Electrical Characteristics Symbol tPLH Parameter Propagation Delay tPHL tPZH Output Enable Time tPZL tPHZ Output Disable Time tPLZ www.fairchildsemi.com TA = +25°C TA = 0°C to +70°C VCC = +5.0V VCC = +5.0V CL = 50 pF CL = 50 pF Min Typ Max Min Max 2.0 4.0 6.0 2.0 6.5 3.0 4.6 7.5 3.0 8.0 3.5 4.7 7.5 3.0 8.5 3.5 5.3 8.0 3.5 9.0 1.5 3.9 5.5 1.5 6.0 1.5 4.0 6.0 1.5 6.5 2 Units ns ns ns 74F125 Physical Dimensions inches (millimeters) unless otherwise noted 14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-120, 0.150 Narrow Package Number M14A 3 www.fairchildsemi.com 74F125 Physical Dimensions inches (millimeters) unless otherwise noted (Continued) 14-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide Package Number M14D www.fairchildsemi.com 4 74F125 Quad Buffer (3-STATE) Physical Dimensions inches (millimeters) unless otherwise noted (Continued) 14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Package Number N14A 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. 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: 2. A critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. 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 reasonably expected to result in a significant injury to the user. www.fairchildsemi.com 5 www.fairchildsemi.com