sn74lvc244a - SN74LVC244A OCTAL BUFFER/DRIVER WITH 3-STATE...

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www.ti.com FEATURES DESCRIPTION/ORDERING INFORMATION 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 1OE 1A1 2Y4 1A2 2Y3 1A3 2Y2 1A4 2Y1 GND V CC 2OE 1Y1 2A4 1Y2 2A3 1Y3 2A2 1Y4 2A1 DB, DGV, DW, N, NS, OR PW PACKAGE (TOP VIEW) RGY PACKAGE (TOP VIEW) 1 20 10 2 3 4 5 6 7 8 9 19 18 17 16 15 14 13 12 2OE 1Y1 2A4 1Y2 2A3 1Y3 2A2 1Y4 1A1 2Y4 1A2 2Y3 1A3 2Y2 1A4 2Y1 1OE 2A1 V GND CC SN74LVC244A OCTAL BUFFER/DRIVER WITH 3-STATE OUTPUTS SCAS414X–NOVEMBER 1992–REVISED MARCH 2005 Operates From 1.65 V to 3.6 V Inputs Accept Voltages to 5.5 V Specified From –40°C to 85°C and –40°C to 125°C Max t pd of 5.9 ns at 3.3 V Typical V OLP (Output Ground Bounce) < 0.8 V at V CC = 3.3 V, T A = 25°C Typical V OHV (Output V OH Undershoot) > 2 V at V CC = 3.3 V, T A = 25°C Supports Mixed-Mode Signal Operation on All Ports (5-V Input/Output Voltage With 3.3-V V CC ) I off Supports Partial-Power-Down Mode Operation Latch-Up Performance Exceeds 250 mA Per JESD 17 ESD Protection Exceeds JESD 22 – 2000-V Human-Body Model (A114-A) – 200-V Machine Model (A115-A) – 1000-V Charged-Device Model (C101) This octal buffer/line driver is operational at 1.5-V to 3.6-V V CC , but is designed specifically for 1.65-V to 3.6-V V CC operation. ORDERING INFORMATION T A PACKAGE (1) ORDERABLE PART NUMBER TOP-SIDE MARKING QFN – RGY Reel of 1000 SN74LVC244ARGYR LC244A –40°C to 85°C VFBGA – GQN SN74LVC244AGQNR Reel of 1000 LC244A VFBGA – ZQN (Pb-Free) SN74LVC244AZQNR PDIP – N Tube of 20 SN74LVC244AN SN74LVC244AN Tube of 25 SN74LVC244ADW SOIC – DW LVC244A Reel of 2000 SN74LVC244ADWR SOP – NS Reel of 2000 SN74LVC244ANSR LVC244A –40°C to 125°C SSOP – DB Reel of 2000 SN74LVC244ADBR LC244A Tube of 70 SN74LVC244APW TSSOP – PW Reel of 2000 SN74LVC244APWR LC244A Reel of 250 SN74LVC244APWT TVSOP – DGV Reel of 2000 SN74LVC244ADGVR LC244A (1) Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at www.ti.com/sc/package. Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. PRODUCTION DATA information is current as of publication date. Copyright © 1992–2005, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters.
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www.ti.com DESCRIPTION/ORDERING INFORMATION (CONTINUED) GQN OR ZQN PACKAGE (TOP VIEW) 1 2 3 4 A B C D E SN74LVC244A OCTAL BUFFER/DRIVER WITH 3-STATE OUTPUTS SCAS414X–NOVEMBER 1992–REVISED MARCH 2005 The SN74LVC244A is organized as two 4-bit line drivers with separate output-enable (OE) inputs. When OE is low, the device passes data from the A inputs to the Y outputs. When OE is high, the outputs are in the high-impedance state.
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This note was uploaded on 01/29/2012 for the course ECE 000 taught by Professor Sabaei during the Spring '11 term at Amirkabir University of Technology.

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sn74lvc244a - SN74LVC244A OCTAL BUFFER/DRIVER WITH 3-STATE...

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