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SN74HCT645PWT датащи(PDF) 1 Page - Texas Instruments |
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SN74HCT645PWT датащи(HTML) 1 Page - Texas Instruments |
1 / 15 page SN54HCT645, SN74HCT645 OCTAL BUS TRANSCEIVERS WITH 3STATE OUTPUTS SCLS019D − MARCH 1984 − REVISED AUGUST 2003 1 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 D Operating Voltage Range of 4.5 V to 5.5 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 = 14 ns D ±6-mA Output Drive at 5 V D Low Input Current of 1 µA Max D Inputs Are TTL-Voltage Compatible D True Logic SN54HCT645 ...J OR W PACKAGE SN74HCT645 ...DW, N, NS, OR PW PACKAGE (TOP VIEW) SN54HCT645 . . . 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 SN74HCT645N SN74HCT645N SOIC − DW Tube of 25 SN74HCT645DW HCT645 SOIC − DW Reel of 2000 SN74HCT645DWR HCT645 −40 °C to 85°C SOP − NS Reel of 2000 SN74HCT645NSR HCT645 −40 C to 85 C Tube of 70 SN74HCT645PW TSSOP − PW Reel of 2000 SN74HCT645PWR HT645 TSSOP − PW Reel of 250 SN74HCT645PWT HT645 CDIP − J Tube of 20 SNJ54HCT645J SNJ54HCT645J −55 °C to 125°C CFP − W Tube of 85 SNJ54HCT645W SNJ54HCT645W −55 C to 125 C LCCC − FK Tube of 55 SNJ54HCT645FK SNJ54HCT645FK † 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 UNLESS OTHERWISE NOTED this document contains PRODUCTION DATA information 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. |
Аналогичный номер детали - SN74HCT645PWT |
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Аналогичное описание - SN74HCT645PWT |
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