TMS27C512

D Organization . . . 65 536 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 ’27C/PC512-12 ’27C/PC512-15 ’27C/PC512-20 ’27C/PC512-25 100 ns 120 ns 150 ns 200 ns 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). TMS27C512 65536 BY 8ĆBIT UV ERASABLE TMS27PC512 65536 BY 8ĆBIT PROGRAMMABLE READĆONLY MEMORIES SMLS512G − NOVEMBER 1985 − REVISED SEPTEMBER 1997 J PACKAGE ( TOP VIEW ) A15 A12 A7 A6 A5 A4 A3 A2 A1 A0 DQ0 DQ1 DQ2 GND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 VCC 27 A14 26 A13 25 A8 24 A9 23 A11 22 G / VPP 21 A10 20 E 19 DQ7 18 DQ6 17 DQ5 16 DQ4 15 DQ3 FM PACKAGE ( TOP VIEW ) A7 A12 A15 NU VCC A14 A13 A6 A5 A4 A3 ...