74AC125

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 E1 D2 O3 E4 D5 O6 GND 7 (Top view) 14 VCC 13 E 12 D 11 O 10 E 9D 8O 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 5.0 5.0 5.0 Min 1.0 1.0 1.0 1.0 1.0 1.0 Typ 6.5 7.0 6.0 7.0 7.0 7.5 Max 9.0 9.0 8.5 9.5 9.5 10.0 Ta = –40°C to +85°C CL = 50 pF Min 1.0 1.0 1.0 1.0 1.0 1.0 Max 10.0 10.0 9.5 10.5 10.5 10.5 Unit ns 1. Voltage Range 5.0 is 5.0 V ± 0.5 V Capacitance Item Input capacitance Power dissipation capacitance Symbol CIN CPD Typ 4.5 45.0 Unit pF pF Condition VCC = 5.5 V VCC = 5.0 V 3 Unit: mm 19.20 20.32 Max 14 8 6.30 7.40 Max 1 2.39 Max 1.30 7 7.62 0.51 Min 2.54 Min 5.06 Max 2.54 ± 0.25 0.48 ± 0.10 0.25 – 0.05 0° – 15° + 0.10 Hitachi Code JEDEC EIAJ Weight (reference value) DP-14 Conforms Conforms 0.97 g Unit: mm 10.06 10.5 Max 14 8 5.5 1 7 *0.22 ± 0.05 0.20 ± 0.04 2.20 Max 7.80 – 0.30 1.15 0° – 8° + 0.20 1.42 Max 1.27 *0.42 ± 0.08 0.40 ± 0.06 0.10 ± 0.10 0.70 ± 0.20 0.15 0.12 M Hitachi Code JEDEC EIAJ Weight (reference value) FP-14DA — Conforms 0.23 g *Dimension including the plating thickness Base material dimension Unit: mm 8.65 9.05 Max 14 8 3.95 1 1.75 Max 7 *0.20 ± 0.05 6.10 – 0.30 1.08 + 0.10 0.635 Max 0° – 8° 0.67 0.60 + 0.20 – 1.27 *0.40 ± 0.06 0.11 0.14 + 0.04 – 0.15 0.25 M Hitachi Code JEDEC EIAJ Weight (reference value) FP-14DN Conforms Conforms 0.13 g *Pd plating Unit: mm 5.00 5.30 Max 14 8 4.40 1 *0.22+0.08 –0.07 7 0.65 1.0 0.13 M 0.83 Max *0.17 ± 0.05 0.15 ± 0.04 1.10 Max 6.40 ± 0.20 0° – 8° 0.50 ± 0.10 0.20 ± 0.06 0.10 0.07 +0.03 –0.04 *Dimension including the plating thickness Base material dimension Hitachi Code JEDEC EIAJ Weight (reference value) TTP-14D — — 0.05 g Cautions 1. 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Even within the guaranteed ranges, consider normally foreseeable failure rates or failure modes in semiconductor devices and employ systemic measures such as failsafes, so that the equipment incorporating Hitachi product does not cause bodily injury, fire or other consequential damage due to operation of the Hitachi product. 5. This product is not designed to be radiation resistant. 6. No one is permitted to reproduce or duplicate, in any form, the whole or part of this document without written approval from Hitachi. 7. Contact Hitachi’s sales office for any questions regarding this document or Hitachi semiconductor products. Hitachi, Ltd. Semiconductor & Integrated Circuits. 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