UNISONIC TECHNOLOGIES CO., LTD U74CBT1G385 CMOS IC SINGLE FET BUS SWITCH DESCRIPTION The U74CBT1G385 features a single high-speed line switch. The switch is disabled when the output-enable(OE) input is high. The U74CBT1G385 is characterized for operation from -40°C to 85°C. FEATURES * 5-Ω Switch Connection Between Two Ports * TTL-compatible Control Input Levels * Packaged in Plastic Small-Outline Transistor Packages ORDERING INFORMATION Ordering Number U74CBT1G385G-AE5-R U74CBT1G385G-AL5-R Package SOT-23-5 SOT-353 Packing Tape Reel Tape Reel MARKING www.unisonic.com.tw Copyright © 2015 Unisonic Technologies Co., Ltd 1 of 5 QW-R502-802.B U74CBT1G385 CMOS IC PIN CONFIGURATION OE 4 VCC 5 1 A 3 GND FUNCTION TABLE (each gate) INPUT OE L H 2 B OUTPUT Disconnect A port = B port LOGIC DIAGRAM (positive logic) IEC logic symbol UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 5 QW-R502-802.B U74CBT1G385 CMOS IC ABSOLUTE MAXIMUM RATING (TA=25°C , unless otherwise specified) (Note 1) PARAMETER SYMBOL RATINGS UNIT Supply Voltage VCC -0.5~7 V Input Voltage VIN -0.5~7 V Continuous channel current ICH 128 mA Input Clamp Current(VI<0) IIK -50 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. The package thermal impedance is calculated in accordance with JESD 51. RECOMMENDED OPERATING COMDITIONS PARAMETER SYMBOL VCC VIH VIL TA Supply Voltage High-control input voltage Low-control input voltage Operating Temperature TYP MAX 5.5 UNIT V V V °C 0.8 +85 -40 STATIC CHARACTERISTICS PARAMETER Digital Input Diode Voltage Input Leakage Current VCC or GND Current Control input I/O Capacitance (OFF) Resistor between two ports MIN 4 2 SYMBOL VIK IIN ICC CIN CIO RON TEST CONDITIONS VCC =4.5V, II=-18mA VCC =5.5V, VI=VCC or GND VCC = 5.5V, VI=5.5V or GND, IO=0 VO=3V or 0 VO=3V or 0, OE= VCC VCC =4V, TYP at VCC =4V, VI=2.4V, II=15mA II=64mA VCC =4.5V, VI=0V II=30mA VCC =4.5V, VI=2.4V, II=15mA MIN TYP MAX -1.2 ±1 1 UNIT V μA μA pF pF 14 20 Ω 5 5 10 7 7 15 Ω Ω Ω TYP MAX 0.35 0.25 5.5 4.9 4.5 4.2 UNIT ns ns ns ns ns ns 3 4 DYNAMIC CHARACTERISTICS (Input: tR, tF≤2.5ns; PRR≤10MHz; CL=50pF) See Fig. 1 and Fig. 2 for test circuit and waveforms. PARAMETER SYMBOL TEST CONDITIONS VCC=4V, CL=50pF, RL=500Ω From input (A or B) to output tpd (B or A) (Note) VCC= 5V±0.5V, CL=50pF, RL=500Ω VCC=4V, CL=50pF, RL=500Ω From input OE to output (A or B) ten VCC= 5V±0.5V, CL=50pF, RL=500Ω VCC=4V, CL=50pF, RL=500Ω From input OE to output (A or B) tdis VCC= 5V±0.5V, CL=50pF, RL=500Ω Notes: 1. tpd: tPLH and tPHL. 2. ten: tPZL and tPZH. 3. tdis: tPLZ and tPHZ. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw MIN 1.6 1 3 of 5 QW-R502-802.B U74CBT1G385 CMOS IC TEST CIRCUIT AND WAVEFORMS (CL=50pF, RL=500Ω, VLOAD=7V, VM=1.5V, VIN=3V) Note: CL includes probe and jig capacitance. Fig. 1 Load circuitry for switching times. Fig. 2 Propagation delay from input(A) to output(B) and Output transition time. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 4 of 5 QW-R502-802.B U74CBT1G385 CMOS IC 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 5 of 5 QW-R502-802.B