74LX1G05 SINGLE INVERTER OPEN DRAIN ■ ■ ■ ■ ■ ■ 5V TOLERANT INPUTS HIGH SPEED: tPD = 4.2ns (MAX.) at VCC = 3V LOW POWER DISSIPATION: ICC = 1µA (MAX.) at TA = 25°C POWER DOWN PROTECTION ON INPUTS AND OUTPUTS OPERATING VOLTAGE RANGE: VCC(OPR) = 1.65V to 5.5V (1.2V Data Retention) IMPROVED LATCH-UP IMMUNITY DESCRIPTION The 74LX1G05 is a low voltage CMOS SINGLE INVERTER (OPEN DRAIN) fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology. The internal circuit is composed of 3 stages including buffer output, which provide high noise immunity and stable output. This device can also be used as a led driver in any other application requiring current sink. Power down protection is provided on all inputs and 0 to 7V can be accepted on inputs with no SOT23-5L SOT323-5L ORDER CODES PACKAGE T&R SOT23-5L SOT323-5L 74LX1G05STR 74LX1G05CTR regard to the supply voltage. This device can be used to interface 5V to 3V. All inputs and outputs are equipped with protection circuits against static discharge. PIN CONNECTION AND IEC LOGIC SYMBOLS March 2002 1/10 74LX1G05 INPUT EQUIVALENT CIRCUIT PIN DESCRIPTION PIN No SYMBOL 1 2 4 3 NC 1A 1Y GND VCC 5 TRUTH TABLE NAME AND FUNCTION Not Connected Data Input Data Output Ground (0V) A Y L H Z L Z: High Impedance Positive Supply Voltage ABSOLUTE MAXIMUM RATINGS Symbol Value Unit Supply Voltage -0.5 to +7.0 V VI DC Input Voltage -0.5 to +7.0 V VO DC Output Voltage (VCC = 0V) VO DC Output Voltage (High or Low State) (note 1) VCC Parameter IIK DC Input Diode Current IOK DC Output Diode Current (note 2) IO DC Output Current ICC or IGND DC VCC or Ground Current per Supply Pin Tstg Storage Temperature TL Lead Temperature (10 sec) -0.5 to +7.0 V -0.5 to VCC + 0.5 - 50 V mA - 50 mA ± 50 mA ± 50 mA -65 to +150 °C 300 °C Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is not implied 1) IO absolute maximum rating must be observed 2) VO < GND, VO > V CC 2/10 74LX1G05 RECOMMENDED OPERATING CONDITIONS Symbol VCC Parameter Value Supply Voltage (note 1) VI Input Voltage Unit 1.65 to 5.5 V 0 to 5.5 V V VO Output Voltage (VCC = 0V) 0 to 5.5 VO Output Voltage (High or Low State) 0 to VCC V IOL High or Low Level Output Current (VCC = 4.5 to 5.5V) + 32 mA IOL High or Low Level Output Current (VCC = 3.0 to 3.6V) + 24 mA IOL High or Low Level Output Current (VCC = 2.7 to 3.0V) + 12 mA IOL High or Low Level Output Current (VCC = 2.3 to 2.7V) +8 mA IOL High or Low Level Output Current (VCC = 1.65 to 2.3V) +4 mA Top Operating Temperqture dt/dv Input Rise and Fall Time (note 2) -55 to 125 °C 0 to 10 ns/V 1) Truth Table guaranteed: 1.2V to 3.6V 2) VIN from 0.8V to 2V at VCC = 3.0V DC SPECIFICATIONS Test Condition Symbol VIH VIL VOL Parameter High Level Input Voltage Low Level Input Voltage Low Level Output Voltage II Ioff ICC High Impedance Output Leakage Current Input Leakage Current Power Off Leakage Current Quiescent Supply Current -40 to 85 °C -55 to 125 °C VCC (V) Min. 1.65 to 1.95 0.75VCC 0.75VCC 2.3 to 2.7 0.7VCC 0.7VCC 3.0 to 5.5 0.7VCC 0.7VCC Max. Min. Unit Max. V 1.65 to 1.95 0.25VCC 0.25VCC 2.3 to 2.7 0.3VCC 0.3VCC 3.0 to 5.5 0.3VCC 0.3VCC V 1.65 to 4.5 IO=100 µA 0.1 0.1 1.65 IO=4 mA 0.45 0.45 2.3 IO=8 mA 0.3 0.3 IO=16 mA 0.4 0.4 IO=24 mA 0.55 0.55 4.5 IO=32 mA 0.55 0.55 3.6 VI = 0 to 5.5V ± 10 ± 10 µA 1.65 to 5.5 VI = 0 to 5.5V ± 10 ± 10 µA 0 VI or VO = 5.5V 10 10 µA 1.65 to 5.5 VI = VCC or GND 10 10 3.6 VI or VO = 3.6 to 5.5V ± 10 ± 10 3.0 IOZ Value V µA 3/10 74LX1G05 AC ELECTRICAL CHARACTERISTICS Test Condition Symbol tPLZ tPZL Parameter Propagation Delay Time Propagation Delay Time Value -40 to 85 °C -55 to 125 °C VCC (V) CL (pF) RL (Ω) ts = tr (ns) Min. Max. Min. Max. 1.65 to 1.95 2.3 to 2.7 2.7 3.0 to 3.6 4.5 to 5.5 1.65 to 1.95 2.3 to 2.7 2.7 3.0 to 3.6 4.5 to 5.5 30 30 50 50 50 30 30 50 50 50 1000 500 500 500 500 1000 500 500 500 500 2.0 2.0 2.5 2.5 2.5 2.0 2.0 2.5 2.5 2.5 2.4 1.0 1.0 1.5 1 2.4 1.0 1.0 1.5 1 8.3 5.5 5.5 4.2 3.5 8.3 5.5 5.5 4.2 3.5 2.4 1.0 1.0 1.5 1 2.4 1.0 1.0 1.5 1 8.3 5.5 5.5 4.2 3.5 8.3 5.5 5.5 4.2 3.5 Unit ns ns CAPACITIVE CHARACTERISTICS Test Condition Symbol CIN Parameter COUT Output Capacitance CPD Power Dissipation Capacitance (note 1) TA = 25 °C VCC (V) Input Capacitance Min. VIN = 0 or VCC 1.8 2.5 3.3 Value Typ. Unit Max. 4 VIN = 0 or VCC 5 fIN = 10MHz 21 24 26 pF 10 pF pF 1) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. ICC(opr) = CPD x VCC x fIN + ICC 4/10 74LX1G05 TEST CIRCUIT RT = ZOUT of pulse generator (typically 50Ω) TEST CIRCUIT AND WAVEFORM SYMBOL VALUE VCC Symbol 1.65 to 1.95V 2.3 to 2.7V 2.7 to 5.5V CL 30pF/50pF 30pF/50pF 50pF RL= R1 1000Ω 500Ω 500Ω VIH VCC VCC VCC VM VCC/2 VCC/2 VCC/2 tr = tr <2.0ns <2.0ns <2.5ns WAVEFORM: PROPAGATION DELAY (f=1MHz; 50% duty cycle) 5/10 74LX1G05 SOT23-5L MECHANICAL DATA mm. mils DIM. MIN. MAX. MIN. TYP. MAX. A 0.90 1.45 35.4 57.1 A1 0.00 0.15 0.0 5.9 A2 0.90 1.30 35.4 51.2 b 0.35 0.50 13.7 19.7 C 0.09 0.20 3.5 7.8 D 2.80 3.00 110.2 118.1 E 2.60 3.00 102.3 118.1 E1 1.50 1.75 59.0 68.8 e 0.95 37.4 e1 1.9 74.8 L 6/10 TYP 0.35 0.55 13.7 21.6 74LX1G05 SOT323-5L MECHANICAL DATA mm. mils DIM. MIN. TYP MAX. MIN. TYP. MAX. A 0.80 1.10 31.5 43.3 A1 0.00 0.10 0.0 3.9 A2 0.80 1.00 31.5 39.4 b 0.15 0.30 5.9 11.8 C 0.10 0.18 3.9 7.1 D 1.80 2.20 70.9 86.6 E 1.80 2.40 70.9 94.5 E1 1.15 1.35 45.3 53.1 e 0.65 25.6 e1 1.3 51.2 L 0.10 0.30 3.9 11.8 7/10 74LX1G05 Tape & Reel SOT23-xL MECHANICAL DATA mm. inch DIM. MIN. TYP A MIN. TYP. 180 13.0 13.2 MAX. 7.086 C 12.8 D 20.2 0.795 N 60 2.362 T 8/10 MAX. 0.504 0.512 14.4 0.519 0.567 Ao 3.13 3.23 3.33 0.123 0.127 0.131 Bo 3.07 3.17 3.27 0.120 0.124 0.128 Ko 1.27 1.37 1.47 0.050 0.054 0.0.58 Po 3.9 4.0 4.1 0.153 0.157 0.161 P 3.9 4.0 4.1 0.153 0.157 0.161 74LX1G05 Tape & Reel SOT323-xL MECHANICAL DATA mm. inch DIM. MIN. TYP MAX. MIN. TYP. MAX. A 175 180 185 6.889 7.086 7.283 C 12.8 13 13.2 0.504 0.512 0.519 D 20.2 N 59.5 0.795 60 T 60.5 2.362 14.4 0.567 Ao 2.25 0.088 Bo 2.7 0.106 Ko 1.2 0.047 Po 3.98 4 4.2 0.156 0.157 0.165 P 3.98 4 4.2 0.156 0.157 0.165 9/10 74LX1G05 Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. 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