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MC74AC244DW データシート(PDF) 1 Page - ON Semiconductor |
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MC74AC244DW データシート(HTML) 1 Page - ON Semiconductor |
1 / 8 page © Semiconductor Components Industries, LLC, 2001 May, 2001 – Rev. 5 1 Publication Order Number: MC74AC244/D MC74AC244, MC74ACT244 Octal Buffer/Line Driver with 3-State Outputs The MC74AC244/74ACT244 is an octal 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. • 3–State Outputs Drive Bus Lines or Buffer Memory Address Registers • Outputs Source/Sink 24 mA • ′ACT244 Has TTL Compatible Inputs 19 20 18 17 16 15 14 2 1 34567 VCC 13 8 12 9 11 10 OE2 OE1 GND Figure 1. Pinout: 20–Lead Packages Conductors (Top View) TRUTH TABLE Inputs Outputs OE1 D (Pins 12, 14, 16, 18) L L L L H H H X Z NOTE: H = HIGH Voltage Level L = LOW Voltage Level X = Immaterial Z = High Impedance TRUTH TABLE Inputs Outputs OE2 D (Pins 3, 5, 7, 9) L L L L H H H X Z NOTE: H = HIGH Voltage Level L = LOW Voltage Level X = Immaterial Z = High Impedance http://onsemi.com 1 20 PDIP–20 N SUFFIX CASE 738 1 20 1 20 1 20 SO–20 DW SUFFIX CASE 751 TSSOP–20 DT SUFFIX CASE 948E EIAJ–20 M SUFFIX CASE 967 Device Package Shipping ORDERING INFORMATION MC74AC244N PDIP–20 18 Units/Rail MC74ACT244N PDIP–20 18 Units/Rail MC74AC244DW SOIC–20 38 Units/Rail MC74AC244DWR2 SOIC–20 1000 Tape & Reel MC74ACT244DW SOIC–20 38 Units/Rail MC74ACT244DWR2 SOIC–20 1000 Tape & Reel MC74AC244DT TSSOP–20 75 Units/Rail MC74AC244DTR2 TSSOP–20 2500 Tape & Reel MC74ACT244DT TSSOP–20 75 Units/Rail MC74ACT244DTR2 TSSOP–20 2500 Tape & Reel MC74AC244M EIAJ–20 40 Units/Rail MC74AC244MEL EIAJ–20 2000 Tape & Reel MC74ACT244M EIAJ–20 40 Units/Rail MC74ACT244MEL EIAJ–20 2000 Tape & Reel See general marking information in the device marking section on page 5 of this data sheet. DEVICE MARKING INFORMATION |
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同様の説明 - MC74AC244DW |
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