74vhct125a STMicroelectronics, 74vhct125a Datasheet
74vhct125a
Available stocks
Related parts for 74vhct125a
74vhct125a Summary of contents
Page 1
... PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 125 IMPROVED LATCH-UP IMMUNITY LOW NOISE 0.8V (MAX.) OLP DESCRIPTION The 74VHCT125A is an advanced high-speed CMOS QUAD BUS BUFFERS fabricated with sub-micron silicon gate and double-layer metal 2 wiring C MOS technology. The device requires the 3-STATE control input set high to place the output in to the high impedance state ...
Page 2
... Figure 2: Input Equivalent Circuit Table 4: Absolute Maximum Ratings Symbol V Supply Voltage Input Voltage Output Voltage (see note Output Voltage (see note Input Diode Current Output Diode Current Output Current Ground Current ...
Page 3
... V 5 GND V = 5.5V 0 OUT = t = 3ns Test Condition (V) (pF) Min. (*) (*) (*) (*) (*) 74VHCT125A Value = 25°C -40 to 85°C -55 to 125°C A Typ. Max. Min. Max. Min 0.8 0.8 4.5 4.4 4.4 3.8 3.7 0.0 0.1 0.1 0.36 0.44 0.25 2.5 0.1 1 1.35 1.5 0.5 5.0 Value = 25° ...
Page 4
... Table 6: Capacitive Characteristics Symbol Parameter C Input Capacitance IN Output C OUT Capacitance C Power Dissipation PD Capacitance (note defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without PD load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I ...
Page 5
... Figure 5: Test Circuit PLH PHL PZL PLZ PZH PHZ C =15/50pF or equivalent (includes jig and probe capacitance equivalent pulse generator (typically OUT Figure 6: Waveform - Propagation Delays (f=1MHz; 50% duty cycle) TEST 74VHCT125A SWITCH Open V CC GND 5/12 ...
Page 6
... Figure 7: Waveform - Output Enable And Disable Time (f=1MHz; 50% duty cycle) 6/12 ...
Page 7
... B 0.33 C 0.19 D 8. 5.8 h 0.25 L 0.4 k 0° ddd mm. TYP MAX. 1.75 0.053 0.25 0.004 1.65 0.043 0.51 0.013 0.25 0.007 8.75 0.337 4.0 0.150 1.27 6.2 0.228 0.50 0.010 1.27 0.016 8° 0.100 74VHCT125A inch MIN. TYP. 0.050 0° 0016019D MAX. 0.069 0.010 0.065 0.020 0.010 0.344 0.157 0.244 0.020 0.050 8° 0.004 7/12 ...
Page 8
... DIM. MIN 0.05 A2 0.8 b 0.19 c 0.09 D 4.9 E 6 0˚ PIN 1 IDENTIFICATION 1 8/12 TSSOP14 MECHANICAL DATA mm. TYP MAX. 1.2 0.15 1 1.05 0.30 0.20 5 5.1 6.4 6.6 4.4 4.48 0.65 BSC 8˚ 0.60 0. inch MIN. TYP. 0.002 0.004 0.031 0.039 0.007 0.004 0.0089 0.193 0.197 0.244 0.252 0.169 0.173 0.0256 BSC 0˚ ...
Page 9
... Tape & Reel SO-14 MECHANICAL DATA DIM. MIN 12 2.1 Po 3.9 P 7.9 mm. TYP MAX. 330 13.2 0.504 0.795 2.362 22.4 6.6 0.252 9.2 0.354 2.3 0.082 4.1 0.153 8.1 0.311 74VHCT125A inch MIN. TYP. MAX. 12.992 0.519 0.882 0.260 0.362 0.090 0.161 0.319 9/12 ...
Page 10
... Tape & Reel TSSOP14 MECHANICAL DATA DIM. MIN 12 6.7 Bo 5.3 Ko 1.6 Po 3.9 P 7.9 10/12 mm. TYP MAX. 330 13.2 0.504 0.795 2.362 22.4 6.9 0.264 5.5 0.209 1.8 0.063 4.1 0.153 8.1 0.311 inch MIN. TYP. MAX. 12.992 0.519 0.882 0.272 0.217 0.071 0.161 0.319 ...
Page 11
... Table 8: Revision History Date Revision 16-Dec-2004 6 Description of Changes Order Codes Revision - pag. 1. 74VHCT125A 11/12 ...
Page 12
... 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 ...