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MR27V1602E Datasheet(PDF) 7 Page - OKI electronic componets |
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MR27V1602E Datasheet(HTML) 7 Page - OKI electronic componets |
7 / 11 page PEDR27V1602E-01-01 1Semiconductor MR27V1602E 7/11 ELECTRICAL CHARACTERISTICS (PROGRAMMING OPERATION) DC Characteristics (Ta = 25°C ± 5°C) Parameter Symbol Condition Min. Typ. Max. Unit Input leakage current I LI V I = VCC+0.5 V — — 10 µA V PP power supply current (Program) I PP2 CE = V IL —— 50 mA V CC power supply current I CC —— — 50 mA Input “H” level V IH —3.0 — V CC+0.5 V Input “L” level V IL — –0.5 — 0.8 V Output “H” level V OH I OH = –400 µA2.4 — — V Output “L” level V OL I OL = 2.1 mA — — 0.45 V Program voltage V PP — 9.5 9.75 10.0 V V CC power supply voltage V CC — 3.9 4.0 4.1 V Voltage is relative to VSS. AC Characteristics (V CC = 4.0 V ± 0.1 V, BYTE/VPP = 9.75 V ± 0.25 V, Ta = 25°C ± 5°C) Parameter Symbol Condition Min. Typ. Max. Unit Address set-up time t AS — 100 — — ns OE set-up time t OES —2— — µs Data set-up time t DS — 100 — — ns Address hold time t AH —2— — µs Data hold time t DH — 100 — — ns Output float delay time from OE t OHZ — 0 — 100 ns V PP voltage set-up time t VS —2— — µs Program pulse width t PW — 9 10 11 µs Data valid from OE t OE — — — 100 ns Address hold from OE high t AOH —0— — ns Pin Check Function Pin Check Function is to check contact between each device-pin and each socket-lead with EPROM programmer. Setting up address as following condition call the preprogrammed codes on device outputs. (V CC = 3.3 V ± 0.3 V, CE = VIL, OE = VIL, BYTE/VPP = VIH, Ta = 25°C ± 5°C) A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 DATA 01 01 010 10 VH∗ 01 01 01 001 1 FF00 10 10 101 01 VH∗ 10 10 10 110 0 00FF Other conditions FFFF ∗: VH = 8 V ± 0.25 V |
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