74V1G125 SINGLE BUS BUFFER (3-STATE) ■ ■ ■ ■ ■ ■ ■ ■ HIGH SPEED: tPD = 3.8ns (TYP.) at VCC = 5V LOW POWER DISSIPATION: ICC = 1µA (MAX.) at TA=25°C HIGH NOISE IMMUNITY: VNIH = VNIL = 28% VCC (MIN.) POWER DOWN PROTECTION ON INPUTS SYMMETRICAL OUTPUT IMPEDANCE: |IOH| = IOL = 8mA (MIN) at VCC = 4.5V BALANCED PROPAGATION DELAYS: tPLH ≅ tPHL OPERATING VOLTAGE RANGE: VCC(OPR) = 2V to 5.5V IMPROVED LATCH-UP IMMUNITY DESCRIPTION The 74V1G125 is an advanced high-speed CMOS SINGLE BUS BUFFER fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology. 3-STATE control input G has to be set HIGH to place the output into the high impedance state. SOT23-5L SOT323-5L ORDER CODES PACKAGE T&R SOT23-5L SOT323-5L 74V1G125STR 74V1G125CTR Power down protection is provided on all inputs and 0 to 7V can be accepted on inputs with no regard to the supply voltage. This device can be used to interface 5V to 3V. PIN CONNECTION AND IEC LOGIC SYMBOLS April 2004 1/10 74V1G125 INPUT EQUIVALENT CIRCUIT PIN DESCRIPTION PIN N° SYMBOL 1 2 4 3 1G 1A 1Y GND VCC 5 NAME AND FUNCTION Output Enable Input Data Input Data Output Ground (0V) Positive Supply Voltage TRUTH TABLE A G Y X L H H L L Z L H X : Don’t Care Z : High Impedance 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 IIK DC Input Diode Current -0.5 to VCC + 0.5 - 20 mA IOK DC Output Diode Current ± 20 mA IO DC Output Current ± 25 mA VCC Parameter ICC or IGND DC VCC or Ground Current Tstg Storage Temperature TL Lead Temperature (10 sec) V ± 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 2 to 5.5 V VI Input Voltage 0 to 5.5 V VO Output Voltage 0 to VCC V Top Operating Temperature -55 to 125 °C 0 to 100 0 to 20 ns/V ns/V dt/dv Input Rise and Fall Time (note 1) (VCC = 3.3 ± 0.3V) (VCC = 5.0 ± 0.5V) 1) VIN from 30% to 70% of VCC 2/10 Value 74V1G125 DC SPECIFICATIONS Test Condition Symbol VIH VIL VOH VOL IOZ II ICC Parameter High Level Input Voltage Low Level Input Voltage High Level Output Voltage Low Level Output Voltage High Impedance Output Leakage Current Input Leakage Current Quiescent Supply Current Value TA = 25°C VCC (V) Min. 2.0 3.0 to 5.5 2.0 3.0 to 5.5 Typ. Max. -40 to 85°C -55 to 125°C Min. Min. Max. 1.5 1.5 1.5 0.7VCC 0.7VCC 0.7VCC Max. V 0.5 0.5 0.5 0.3VCC 0.3VCC 0.3VCC 2.0 IO=-50 µA 1.9 2.0 1.9 1.9 3.0 IO=-50 µA 2.9 3.0 2.9 2.9 4.5 IO=-50 µA 4.4 4.5 3.0 IO=-4 mA 2.58 4.5 IO=-8 mA 3.94 2.0 IO=50 µA 0.0 0.1 0.1 0.1 3.0 IO=50 µA 0.0 0.1 0.1 0.1 4.5 IO=50 µA 0.0 0.1 0.1 0.1 4.4 4.4 2.48 2.4 3.8 Unit V V 3.7 V 3.0 IO=4 mA 0.36 0.44 0.55 4.5 IO=8 mA 0.36 0.44 0.55 5.5 VI = VIH or VIL VO = VCC or GND ±0.25 ± 2.5 ±5 µA 0 to 5.5 VI = 5.5V or GND ± 0.1 ±1 ±1 µA 5.5 VI = VCC or GND 1 10 20 µA AC ELECTRICAL CHARACTERISTICS (Input tr = tf = 3ns) Test Condition Symbol Parameter tPLH tPHL Propagation Delay Time tPLZ tPHZ tPZL tPZH Output Disable Time Output Enable Time VCC (V) CL (pF) Value TA = 25°C -55 to 125°C Typ. Max. Min. Max. Min. 15 5.1 7.5 1.0 8.5 1.0 9.5 50 5.6 8.0 1.0 9.5 1.0 10.5 5.0(**) 15 3.8 5.5 1.0 6.5 1.0 7.5 5.0(**) 50 4.3 6.5 1.0 7.5 1.0 8.5 (*) 15 5.4 8.0 1.0 9.0 1.0 10.0 (*) 3.3 50 7.9 11.5 1.0 12.5 1.0 13.5 5.0(**) 15 3.6 5.0 1.0 6.0 1.0 7.0 5.0(**) 50 5.1 7.0 1.0 8.0 1.0 9.0 (*) 3.3 15 5.4 7.6 1.0 9.5 1.0 10.5 3.3(*) 50 5.9 8.5 1.0 10.0 1.0 11.0 (**) 15 3.7 5.9 1.0 7.0 1.0 8.0 5.0(**) 50 4.1 6.5 1.0 7.5 1.0 8.5 (*) 3.3 3.3(*) 3.3 5.0 Min. -40 to 85°C Unit Max. ns ns ns (*) Voltage range is 3.3V ± 0.3V (**) Voltage range is 5.0V ± 0.5V 3/10 74V1G125 CAPACITIVE CHARACTERISTICS Test Condition Symbol Value TA = 25°C Parameter Min. CIN Input Capacitance COUT Output Capacitance Power Dissipation Capacitance (note 1) CPD Typ. Max. 4 10 -40 to 85°C -55 to 125°C Min. Min. Max. Unit Max. 10 10 pF 4 pF 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 TEST CIRCUIT TEST SWITCH tPLH, tPHL Open tPZL, tPLZ VCC tPZH, tPHZ GND CL =15/50pF or equivalent (includes jig and probe capacitance) R1 = 1KΩ or equivalent RT = ZOUT of pulse generator (typically 50Ω) 4/10 74V1G125 WAVEFORM 1: PROPAGATION DELAYS (f=1MHz; 50% duty cycle) WAVEFORM 2: OUTPUT ENABLE AND DISABLE TIME (f=1MHz; 50% duty cycle) 5/10 74V1G125 SOT23-5L MECHANICAL DATA mm. mils DIM. MIN. TYP MAX. MIN. TYP. MAX. A 0.90 1.45 35.4 57.1 A1 0.00 0.10 0.0 3.9 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 1.50 1.75 59.0 68.8 e 0.95 37.4 H 2.60 3.00 102.3 118.1 L 0.10 0.60 3.9 23.6 . 7049676C 6/10 74V1G125 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 74V1G125 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 74V1G125 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 3.9 4 4.1 0.153 0.157 0.161 P 3.8 4 4.2 0.149 0.157 0.165 9/10 74V1G125 Information furnished is believed to be accurate and reliable. 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