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SN74HC640NSR Datasheet(PDF) 1 Page - Texas Instruments |
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SN74HC640NSR Datasheet(HTML) 1 Page - Texas Instruments |
1 / 18 page SN54HC640, SN74HC640 OCTAL BUS TRANSCEIVERS WITH 3STATE OUTPUTS SCLS303D − JANUARY 1996 − REVISED AUGUST 2003 1 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 D Wide Operating Voltage Range of 2 V to 6 V D High-Current 3-State Outputs Can Drive Up To 15 LSTTL Loads D Low Power Consumption, 80-µA Max ICC D Typical tpd = 8 ns D ±6-mA Output Drive at 5 V D Low Input Current of 1 µA Max D Inverting Logic SN54HC640 ...J OR W PACKAGE SN74HC640 ...DW, N, NS, OR PW PACKAGE (TOP VIEW) SN54HC640 . . . FK PACKAGE (TOP VIEW) 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 DIR A1 A2 A3 A4 A5 A6 A7 A8 GND VCC OE B1 B2 B3 B4 B5 B6 B7 B8 32 1 20 19 9 10 11 12 13 4 5 6 7 8 18 17 16 15 14 B1 B2 B3 B4 B5 A3 A4 A5 A6 A7 description/ordering information These octal bus transceivers are designed for asynchronous two-way communication between data buses. These devices transmit data from the A bus to the B bus or from the B bus to the A bus, depending upon the level at the direction-control (DIR) input. The output-enable (OE) input can be used to disable the device so the buses are effectively isolated. ORDERING INFORMATION TA PACKAGE† ORDERABLE PART NUMBER TOP-SIDE MARKING PDIP − N Tube of 20 SN74HC640N SN74HC640N SOIC − DW Tube of 25 SN74HC640DW HC640 SOIC − DW Reel of 2000 SN74HC640DWR HC640 −40 °C to 85°C SOP − NS Reel of 2000 SN74HC640NSR HC640 −40 C to 85 C Tube of 70 SN74HC640PW TSSOP − PW Reel of 2000 SN74HC640PWR HC640 TSSOP − PW Reel of 250 SN74HC640PWT HC640 CDIP − J Tube of 20 SNJ54HC640J SNJ54HC640J −55 °C to 125°C CFP − W Tube of 85 SNJ54HC640W SNJ54HC640W −55 C to 125 C LCCC − FK Tube of 55 SNJ54HC640FK SNJ54HC640FK † 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. On products compliant to MILPRF38535, all parameters are tested unless otherwise noted. On all other products, production processing does not necessarily include testing of all parameters. |
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