UNISONIC TECHNOLOGIES CO., LTD U74ACT125 CMOS IC QUAD BUFFER WITH 3-STATE OUTPUTS DESCRIPTION The U74ACT125 contains four independent non-inverting buffers with 3-STATE outputs. SOP-14 FEATURES * Outputs source/sink 24mA *ACT125 has TTL-compatible outputs ORDERING INFORMATION Ordering Number Lead Free Halogen Free U74ACT125L-S14-R U74ACT125G-S14-R www.unisonic.com.tw Copyright © 2013 Unisonic Technologies Co., Ltd Package Packing SOP-14 Tape Reel 1 of 6 QW-R502-991.A UNISONIC TECHNOLOGIES CO., LTD U74ACT125 CMOS IC PIN CONFIGURATION FUNCTION TABLE (each gate) INPUTS OUTPUT An Bn On L L L L H H H X Z H=HIGH Voltage Level; L=LOW Voltage Level Z=HIGH Impedance; X=Immaterial LOGIC DIAGRAM (positive logic) A0 B0 O0 A1 B1 O1 B0 IEEE/IEC 1 A0 EN B1 O0 O1 A1 A2 B2 O2 A3 B3 B2 B3 O3 O3 A3 UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw O2 A2 2 of 6 Ver. A U74ACT125 CMOS IC ABSOLUTE MAXIMUM RATING (unless otherwise specified)(Note 1) PARAMETER SYMBOL RATINGS UNIT Supply Voltage VCC -0.5~7 V Input Voltage VIN -0.5~ VCC+0.5 V Output Voltage(active mode) VOUT -0.5~VCC+0.5 V Input Diode Current(VIN=-0.5V) IIK -20 mA Input Diode Current(VIN=VCC+0.5V) IIK +20 mA Output Diode Current(VIN=-0.5V) IOK -20 mA Output Diode Current(VIN=VCC+0.5V) IOK +20 mA Output Current IOUT ±50 mA VCC or GND Current ICC ±100 mA Storage Temperature TSTG -65 ~ +150 °C Notes: 1. The input and output voltage ratings may be exceeded if the input and output current ratings are observed. 2. Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. RECOMMENDED OPERATING COMDITIONS PARAMETER Supply Voltage Input Voltage Output Voltage SYMBOL VCC VIN VOUT Minimum Input Edge Rate ∆v/∆t Operating Temperature CONDITIONS MIN 4.5 0 0 TYP MAX 5.5 VCC VCC UNIT V V V 125 mV/ns +85 °C TYP 1.5 1.5 1.5 1.5 4.49 5.49 MAX UNIT 0.001 0.001 0.1 0.1 0.36 0.36 ±0.1 μA 4 μA VIN from 0.8V to 2.0V VCC @ 4.5V, 5.5V TA -40 STATIC CHARACTERISTICS (TA=25°C, unless otherwise specified) PARAMETER SYMBOL HIGH Level Input Voltage VIH LOW Level Input Voltage VIL High-Level Output Voltage Low-Level Output Voltage Input Leakage Current VOH VOL II(LEAK) Quiescent Supply Current ICC Maximum ICC/Input Input Capacitance ICCT CIN 3-STATE Current IOZ TEST CONDITIONS VCC=4.5V VCC=5.5V VCC=4.5V VCC=5.5V VCC=4.5V IOH=-50uA VCC=5.5V VCC=4.5V IOH=-24mA VCC=5.5V VCC=4.5V IOL=50uA VCC=5.5V VCC=4.5V IOL=24mA VCC=5.5V VCC = 5.5V, VIN=VCC or GND VCC = 5.5V, VIN=5.5V or GND IOUT=0 VCC = 5.5V, VI=VCC-2.1V VCC =OPEN VCC=5.5V, VI=VIL, VIH VO=VCC, GND UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw MIN 2 2 4.4 5.4 3.86 4.86 V 0.8 0.8 V V 0.6 4.5 V mA pF ±0.5 μA 3 of 6 QW-R502-991. A U74ACT125 CMOS IC DYNAMIC CHARACTERISTICS (TA=25°C, unless otherwise specified) See Fig. 1 and Fig. 2 for test circuit and waveforms. PARAMETER SYMBOL TEST CONDITIONS tPLH Propagation Delay Data to Output tPHL VCC=5V, tr = tf =3ns, tPZH CL=50pF, RL=500Ω, Output Enable Time tPZL f=1MHz tPHZ Output disable Time tPLZ MIN 1 1 1 1 1 1 TYP 6.5 7 6.0 7.0 7.0 7.5 MAX 9 9 8.5 9.5 9.5 10 UNIT MIN TYP 45 MAX UNIT pF ns ns ns ns ns OPERATING CHARACTERISTICS PARAMETER Power Dissipation Capacitance SYMBOL TEST CONDITIONS CPD VCC=5V UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 4 of 6 QW-R502-991. A U74ACT125 CMOS IC TEST CIRCUIT AND WAVEFORMS Note: CL includes probe and jig capacitance. TEST tPLH, tPHL tPLZ, tPZL tPZH, tPHZ SWITCH Open 2VCC Open Fig. 1 Load circuitry for switching times. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 5 of 6 QW-R502-991. A U74ACT125 CMOS IC TEST CIRCUIT AND WAVEFORMS (Cont.) Fig. 2 Propagation delay from input to output and Output transition time UTC assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all UTC products described or contained herein. UTC products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 6 of 6 QW-R502-991. A