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AT27C020-90JI Datasheet(PDF) 4 Page - ATMEL Corporation |
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AT27C020-90JI Datasheet(HTML) 4 Page - ATMEL Corporation |
4 / 9 page AT27C020 4 AC Characteristics for Read Operation Note: 1. 2, 3, 4, 5. See AC Waveforms for Read Operation diagram. Symbol Parameter AT27C020 Units -55 -70 -90 -12 -15 Condition Min Max Min Max Min Max Min Max Min Max t ACC (3) Address to Output Delay CE =OE = V IL 55 70 90 120 150 ns t CE (2) CE to Output Delay OE = V IL 55 70 90 120 150 ns t OE (2)(3) OE to Output Delay CE = V IL 20 30 35 35 40 ns t DF (4)(5) OE or CE High to Output Float, whichever occurred first 18 20 20 30 40 ns t OH Output Hold from Address, CE or OE,whichever occurred first 77 000 ns DC and AC Operating Conditions for Read Operation AT27C020 -55 -70 -90 -12 -15 Operating Temperature (Case) Com. 0°C - 70°C 0°C - 70°C 0°C - 70°C 0°C - 70°C 0°C - 70°C Ind. -40 °C - 85C -40 °C - 85C -40 °C - 85C -40 °C - 85C -40 °C - 85C V CC Power Supply 5V ± 10% 5V ± 10% 5V ± 10% 5V ± 10% 5V ± 10% DC and Operating Characteristics for Read Operation Notes: 1. V CC must be applied simultaneously or before VPP, and removed simultaneously or after VPP. 2. V PP may be connected directly to VCC except during programming. The supply current would then be the sum of ICC and IPP. Symbol Parameter Condition Min Max Units I LI Input Load Current V IN = 0V to VCC (Com., Ind.) ±1.0 µA I LO Output Leakage Current V OUT = 0V to VCC (Com., Ind.) ±5.0 µA I PP (2) V PP (1) Read/Standby Current V PP = VCC ±10 µA I SB V CC (1) Standby Current I SB1 (CMOS), CE = VCC ± 0.3V 100 µA I SB2 (TTL), CE = 2.0 to VCC + 0.5V 1.0 mA I CC V CC Active Current f = 5 MHz, I OUT = 0 mA, CE = VIL 25 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 |
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