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SN74ABT7819 데이터시트(PDF) 1 Page - Texas Instruments |
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SN74ABT7819 데이터시트(HTML) 1 Page - Texas Instruments |
1 / 22 page SN54ABT7819 512 × 18 × 2 CLOCKED BIDIRECTIONAL FIRST-IN, FIRST-OUT MEMORY SGBS305D – AUGUST 1994 – REVISED APRIL 1998 1 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 D Member of the Texas Instruments Widebus ™ Family D Advanced BiCMOS Technology D Free-Running CLKA and CLKB Can Be Asynchronous or Coincident D Read and Write Operations Synchronized to Independent System Clocks D Two Separate 512 × 18 Clocked FIFOs Buffering Data in Opposite Directions D IRA and ORA Synchronized to CLKA D IRB and ORB Synchronized to CLKB D Microprocessor Interface Control Logic D Programmable Almost-Full/Almost-Empty Flag D Fast Access Times of 9 ns With a 50-pF Load and Simultaneous-Switching Data Outputs D Released as DSCC SMD (Standard Microcircuit Drawing) 5962-9470401QXA and 5962-9470401QYA D Package Options Include 84-Pin Ceramic Pin Grid Array (GB) and 84-Pin Ceramic Quad Flat (HT) Package AF/AEB HFB IRB GND B0 B1 VCC B2 B3 GND NC B4 B5 GND B6 B7 GND B8 B9 VCC B10 AF/AEA HFA IRA GND A0 A1 VCC A2 A3 GND NC A4 A5 GND A6 A7 GND A8 A9 VCC A10 HT PACKAGE (TOP VIEW) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 79 78 77 76 75 80 74 72 71 70 73 69 68 67 66 65 64 84 82 81 83 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. Copyright © 1998, Texas Instruments Incorporated Widebus is a trademark of Texas Instruments Incorporated. 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 MIL-PRF-38535, 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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