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HD74ACT125

Hitachi Semiconductor
Part Number HD74ACT125
Manufacturer Hitachi Semiconductor
Description Quad Buffer/Line Driver with 3-State Output
Published Mar 23, 2005
Detailed Description HD74AC125/HD74ACT125 Quad Buffer/Line Driver with 3-State Output Description The HD74AC125/HD74ACT125 is an quad buffer...
Datasheet PDF File HD74ACT125 PDF File

HD74ACT125
HD74ACT125

Overview
HD74AC125/HD74ACT125 Quad Buffer/Line Driver with 3-State Output Description The HD74AC125/HD74ACT125 is an quad buffer and line driver designed to be employed as a memory address driver, clock driver and bus oriented transmitter/receiver which provides improved PC board density.
Features • 3-State Outputs Drive Bus Lines or Buffer Memory Address Registers • Outputs Source/Sink 24 mA • HD74ACT125 has TTL-Compatible Inputs Pin Arrangement E 1 D 2 O 3 E 4 D 5 O 6 GND 7 (Top view) 14 VCC 13 E 12 D 11 O 10 E 9 D 8 O HD74AC125/HD74ACT125 Logic Symbol D O E Pin Names D E O Data Inputs 3-State Output Enable Inputs (Active Low) Outputs Truth Table Inputs E L L H H L X Z : : : : High Voltage Level Low Voltage Level Immaterial High Impedance D L H X Output L H Z DC Characteristics (unless otherwise specified) Item Maximum quiescent supply current Maximum quiescent supply current Maximum ICC/input (HD74ACT125) Symbol I CC I CC I CCT Max 80 8.
0 1.
5 Unit µA µA mA Condition VIN = VCC or ground, VCC = 5.
5 V, Ta = Worst case VIN = VCC or ground, VCC = 5.
5 V, Ta = 25°C VIN = VCC – 2.
1 V, VCC = 5.
5 V Ta = Worst case 2 HD74AC125/HD74ACT125 AC Characteristics: HD74AC125 Ta = +25°C CL = 50 pF Item Propagation delay Symbol t PLH VCC (V)*1 3.
3 5.
0 Propagation delay t PHL 3.
3 5.
0 Enable time t PZH 3.
3 5.
0 Enable time t PHZ 3.
3 5.
0 Disable time t PZL 3.
3 5.
0 Disable time t PLZ 3.
3 5.
0 Note: 1.
Voltage Range 3.
3 is 3.
3 V ± 0.
3 V Voltage Range 5.
0 is 5.
0 V ± 0.
5 V Min 1.
0 1.
0 1.
0 1.
0 1.
0 1.
0 1.
0 1.
0 1.
0 1.
0 1.
0 1.
0 Typ 6.
5 5.
5 6.
5 5.
0 6.
0 5.
0 7.
5 5.
5 7.
0 6.
5 7.
5 6.
5 Max 9.
0 7.
0 9.
0 7.
0 10.
5 7.
0 10.
0 8.
0 10.
0 9.
5 10.
5 9.
0 Ta = –40°C to +85°C CL = 50 pF Min 1.
0 1.
0 1.
0 1.
0 1.
0 1.
0 1.
0 1.
0 1.
0 1.
0 1.
0 1.
0 Max 10.
0 7.
5 10.
0 7.
5 11.
0 8.
0 11.
0 8.
5 10.
5 9.
5 11.
5 9.
5 Unit ns AC Characteristics: HD74ACT125 Ta = +25°C CL = 50 pF Item Propagation delay Propagation delay Enable time Enable time Disable time Disable time Note: Symbol t PLH t PHL t PZH t PZL t PHZ t PLZ VCC (V)*1 5.
0 5.
0 5.
0...


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