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SMJ27C512 Datasheet(PDF) 2 Page - Micross Components |
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SMJ27C512 Datasheet(HTML) 2 Page - Micross Components |
2 / 11 page UVEPROM SMJ27C512 SMJ27512 Rev. 1.2 01/10 Micross Components reserves the right to change products or specifications without notice. 2 FUNCTIONAL BLOCK DIAGRAM* OPERATION The seven modes of operation for the SMJ27C512 are listed in Table 1. The read mode requires a single 5V supply. All inputs are TTL level except for V PP during programming (13V for SNAP! Pulse), and 12V on A9 for signature mode. TABLE 1. OPERATION MODES * X can be V IL or VIH A0 A1 A2 A3 A4 A5 DQ0 A6 DQ1 A7 DQ2 A8 DQ3 A9 DQ4 A10 DQ5 A11 DQ6 A12 DQ7 A13 A14 A15 E\ G\ /VPP & 10 [PWR DWN] 9 8 7 6 5 4 3 25 24 21 23 2 26 27 1 20 22 EN A A A A A A A A 11 12 13 15 16 17 18 19 EPROM 65,536 x 8 0 15 A 0 65,535 READ OUTPUT DISABLE STANDBY PROGRAMMING VERIFY PROGRAM INHIBIT E\ (20) VIL VIL VIH VIL VIL VIH G\ /VPP (22) VIL VIH X VPP VIL VPP VCC (28) VCC VCC VCC VCC VCC VCC A9 (24) X X X X X X VID VID A0 (10) X X X X X X VIL VIH MFG DEVICE 97h 85h Data In Data Out High-Z CODE FUNCTION (PINS) SIGNATURE MODE MODE* DQ0-DQ7 (11-13, 15-19) VCC VIL VIL Data Out High-Z High-Z * This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12. |
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