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TMS27C512-25JL Datasheet(PDF) 1 Page - Texas Instruments |
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TMS27C512-25JL Datasheet(HTML) 1 Page - Texas Instruments |
1 / 13 page TMS27C512 65536 BY 8-BIT UV ERASABLE TMS27PC512 65536 BY 8-BIT PROGRAMMABLE READ-ONLY MEMORIES SMLS512G – NOVEMBER 1985 – REVISED SEPTEMBER 1997 1 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251–1443 D Organization...65536 by 8 Bits D Single 5-V Power Supply D Pin Compatible With Existing 512K MOS ROMs, PROMs, and EPROMs D All Inputs/Outputs Fully TTL Compatible D Max Access/Min Cycle Time VCC ± 10% ’27C/PC512-10 100 ns ’27C/PC512-12 120 ns ’27C/PC512-15 150 ns ’27C/PC512-20 200 ns ’27C/PC512-25 250 ns D Power Saving CMOS Technology D Very High-Speed SNAP! Pulse Programming D 3-State Output Buffers D 400-mV Minimum DC Noise Immunity With Standard TTL Loads D Latchup Immunity of 250 mA on All Input and Output Lines D Low Power Dissipation ( VCC = 5.25 V ) – Active . . . 158 mW Worst Case – Standby... 1.4 mW Worst Case (CMOS Input Levels) D Temperature Range Options D 512K EPROM Available With MIL-STD-883C Class B High Reliability Processing (SMJ27C512) description The TMS27C512 series are 65 536 by 8-bit (524 288-bit), ultraviolet (UV) light erasable, electrically programmable read-only memories (EPROMs). The TMS27PC512 series are 65 536 by 8-bit (524 288-bit), one-time programmable (OTP) electrically programmable read-only memories (PROMs). 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. 32 1 32 31 14 5 6 7 8 9 10 11 12 13 29 28 27 26 25 24 23 22 21 430 15 16 17 18 19 20 PIN NOMENCLATURE A0 – A15 Address Inputs E Chip Enable/Power Down DQ0 – DQ7 Inputs (programming) / Outputs G /VPP 13-V Programming Power Supply GND Ground NC No Internal Connection NU Make No External Connection VCC 5-V Power Supply J PACKAGE ( TOP VIEW ) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 A15 A12 A7 A6 A5 A4 A3 A2 A1 A0 DQ0 DQ1 DQ2 GND VCC A14 A13 A8 A9 A11 G /VPP A10 E DQ7 DQ6 DQ5 DQ4 DQ3 A8 A9 A11 NC G /VPP A10 E DQ7 DQ6 A6 A5 A4 A3 A2 A1 A0 NC DQ0 FM PACKAGE ( TOP VIEW ) 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 © 1997, Texas Instruments Incorporated |
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