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AT27C520-70XC Datasheet(PDF) 4 Page - ATMEL Corporation |
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AT27C520-70XC Datasheet(HTML) 4 Page - ATMEL Corporation |
4 / 10 page AT27C520 4 DC and AC Operating Conditions for Read Operation AT27C520 -70 -90 Operating Temp.(Case) Com. 0°C - 70°C 0°C - 70°C Ind. -40°C - 85°C -40°C - 85°C V CC Supply 5V ± 10% 5V ± 10% DC and Operating Characteristics for Read Operation Note: 1. For address input A13 only. Symbol Parameter Condition Min Max Units I LI Input Load Current V IN = 0V to VCC ±1 µA I LI2 (1) Input Load Current A13 V IN = 0V to VCC ±100 µA I LO Output Leakage Current V OUT = 0V to VCC ±5 µA I CC V CC Active Current f = 5 MHz, I OUT = 0 mA 20 mA V IL Input Low Voltage -0.6 0.8 V V IH Input High Voltage 2.0 V CC + 0.5 V V OL Output Low Voltage I OL = 2.1 mA 0.4 V V OH Output High Voltage I OH = -400 µA2.4 V AC Characteristics for Read Operation Notes: 1. 2, 3, 4 — see AC Waveforms for Read Operation Symbol Parameter Condition AT27C520 Units -70 -90 Min Max Min Max t ACC (2) Address to Output Delay ALE = OE/V PP = VIL 70 90 ns tAS Address Setup Time OE/VPP = VIH 12 15 ns tAH Address Hold Time OE/VPP = VIH 12 15 ns tALE Address Latch Enable Width OE/VPP = VIH 40 45 ns t OE (2) OE/V PP to Output Delay ALE = V IL 30 35 ns t DF (3)(4) OE/V PP High to Output Float ALE = V IL 25 25 ns t OH Output Hold from Address or OE/V PP , whichever occurred first ALE = V IL 70 ns |
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