74V2T07 TRIPLE BUFFER (OPEN DRAIN) ■ ■ ■ ■ ■ ■ HIGH SPEED: tPD = 4.3ns (TYP.) at VCC = 5V LOW POWER DISSIPATION: ICC = 1µA(MAX.) at TA = 25°C COMPATIBLE WITH TTL OUTPUTS: VIH = 2V (MIN), VIL = 0.8V (MAX) POWER DOWN PROTECTION ON INPUT OPERATING VOLTAGE RANGE: VCC(OPR) = 4.5V to 5.5V IMPROVED LATCH-UP IMMUNITY SOT23-8L ORDER CODES DESCRIPTION The 74V2T07 is an advanced high-speed CMOS TRIPLE BUFFER (OPEN DRAIN) fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology. The internal circuit is composed of 2 stages including buffer output, which provide high noise immunity and stable output. PACKAGE T&R SOT23-8L 74V2T07STR Power down protection is provided on input and 0 to 7V can be accepted on input with no regard to the supply voltage. This device can be used to interface 5V to 3V. PIN CONNECTION AND IEC LOGIC SYMBOLS June 2003 1/7 74V2T07 INPUT EQUIVALENT CIRCUIT PIN DESCRIPTION PIN N° SYMBOL 1, 3, 6 7, 5, 2 4 1A, 2A, 3A 1Y, 2Y, 3Y GND VCC 8 NAME QND FUNCTION Data Inputs Data Outputs Ground (0V) Positive Supply Voltage TRUTH TABLE A Y L H L Z Z: High Impedance ABSOLUTE MAXIMUM RATINGS Symbol VCC Parameter Supply Voltage Value Unit -0.5 to +7.0 V VI DC Input Voltage VO DC Output Voltage IIK DC Input Diode Current - 20 mA IOK DC Output Diode Current ± 20 mA IO DC Output Current ICC or IGND DC VCC or Ground Current Storage Temperature Tstg TL Lead Temperature (10 sec) -0.5 to +7.0 V -0.5 to VCC + 0.5 V ± 25 mA ± 50 mA -65 to +150 °C 260 °C Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is not implied. RECOMMENDED OPERATING CONDITIONS Symbol VCC Parameter Supply Voltage Unit 4.5 to 5.5 V VI Input Voltage 0 to 5.5 V VO Output Voltage 0 to VCC V Top Operating Temperature dt/dv Input Rise and Fall Time (note 1) (VCC = 5.0 ± 0.5V) 1) VIN from 0.8V to 2V 2/7 Value -55 to 125 °C 0 to 20 ns/V 74V2T07 DC SPECIFICATIONS Test Condition Symbol VIH VIL VOL IOZ II ICC ∆ICC Parameter High Level Input Voltage Low Level Input Voltage Low Level Output Voltage High Impedance Output Leakage Current Input Leakage Current Quiescent Supply Current Additional Worst Case Supply Current Value TA = 25°C VCC (V) Min. 4.5 to 5.5 4.5 to 5.5 Typ. Max. 2 -55 to 125°C Min. Min. Max. 2 IO=50 µA 4.5 -40 to 85°C 0.0 Unit Max. 2 V 0.8 0.8 0.8 V 0.1 0.1 0.1 V 4.5 IO=8 mA 0.36 0.44 0.55 ±0.25 ± 2.5 ± 5.0 µA 5.5 VI = VIH or VIL VO = VCC or GND 0 to 5.5 VI = 5.5V or GND ± 0.1 ± 1.0 ± 1.0 µA 5.5 VI = VCC or GND 1 10 20 µA One Input at 3.4V, other input at VCC or GND 1.35 1.5 1.5 mA 5.5 AC ELECTRICAL CHARACTERISTICS (Input tr = tf = 3ns) Test Condition Symbol tPZL tPLZ Parameter Enable Delay Time CL (pF) VCC (V) Value TA = 25°C Min. Typ. Max. -40 to 85°C -55 to 125°C Min. Min. Max. Unit Max. 5.0 (*) 15 3.7 7.0 1.0 8.0 1.0 9.0 5.0 (*) 50 4.1 8.0 1.0 9.0 1.0 10.0 Disable Delay Time 5.0 (*) 15 4.3 7.0 1.0 8.0 1.0 9.0 5.0 (*) 50 4.7 8.0 1.0 9.0 1.0 10.0 ns ns (*) Voltage range is 5.0V ± 0.5V CAPACITIVE CHARACTERISTICS Test Condition Symbol Value TA = 25°C Parameter Min. CIN COUT CPD -40 to 85°C -55 to 125°C Min. Min. Max. Unit Typ. Max. Input Capacitance 4 10 Output Capacitance Power Dissipation Capacitance (note 1) 5 pF 9 pF 10 Max. 10 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/3 3/7 74V2T07 TEST CIRCUIT CL = 15/50pF or equivalent (includes jig and probe capacitance) R1 = 1KΩ or equivalent RT = ZOUT of pulse generator (typically 50Ω) WAVEFORM: PROPAGATION DELAY (f=1MHz; 50% duty cycle) 4/7 74V2T07 SOT23-8L MECHANICAL DATA mm. mils DIM. MIN. TYP 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 0.22 0.38 8.6 14.9 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 e1 L 0.35 .65 25.6 1.95 76.7 0.55 13.7 21.6 5/7 74V2T07 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 6/7 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 74V2T07 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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