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SN74LVT244BPW Datasheet(PDF) 1 Page - Texas Instruments |
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SN74LVT244BPW Datasheet(HTML) 1 Page - Texas Instruments |
1 / 13 page SN74LVT244B 3.3V ABT OCTAL BUFFER/DRIVER WITH 3STATE OUTPUTS SCAS354J − FEBRUARY 1994 − REVISED SEPTEMBER 2003 1 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 D Supports Mixed-Mode Signal Operation (5-V Input and Output Voltages With 3.3-V VCC) D Supports Unregulated Battery Operation Down to 2.7 V D Typical VOLP (Output Ground Bounce) <0.8 V at VCC = 3.3 V, TA = 25°C D Ioff and Power-Up 3-State Support Hot Insertion D Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II D ESD Protection Exceeds JESD 22 − 2000-V Human-Body Model (A114-A) − 200-V Machine Model (A115-A) − 1000-V Charged-Device Model (C101) 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 VCC 2OE 1Y1 2A4 1Y2 2A3 1Y3 2A2 1Y4 2A1 DB, DW, NS, OR PW PACKAGE (TOP VIEW) RGY PACKAGE (TOP VIEW) 120 10 11 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 description/ordering information This octal buffer and line driver is designed specifically for low-voltage (3.3-V) VCC operation, but with the capability to provide a TTL interface to a 5-V system environment. The SN74LVT244B 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. ORDERING INFORMATION TA PACKAGE† ORDERABLE PART NUMBER TOP-SIDE MARKING QFN − RGY Tape and reel SN74LVT244BRGYR LX244B SOIC − DW Tube SN74LVT244BDW LVT244B SOIC − DW Tape and reel SN74LVT244BDWR LVT244B SOP − NS Tape and reel SN74LVT244BNSR LVT244B −40 °C to 85°C SSOP − DB Tape and reel SN74LVT244BDBR LX244B −40 C to 85 C TSSOP − PW Tube SN74LVT244BPW LX244B TSSOP − PW Tape and reel SN74LVT244BPWR LX244B VFBGA − GQN Tape and reel SN74LVT244BGQNR LX244B VFBGA − ZQN (Pb-free) Tape and reel SN74LVT244BZQNR LX244B † Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at www.ti.com/sc/package. Copyright 2003, Texas Instruments Incorporated PRODUCTION DATA information is current as of publication date. Products conform to specifications per the terms of Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. 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. |
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