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25AA320T Datasheet(PDF) 3 Page - Microchip Technology |
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25AA320T Datasheet(HTML) 3 Page - Microchip Technology |
3 / 24 page 2004 Microchip Technology Inc. DS21227E-page 3 25AA320/25LC320/25C320 TABLE 1-2: AC CHARACTERISTICS AC CHARACTERISTICS Industrial (I): TA = -40°C to +85°C VCC = 1.8V to 5.5V Automotive (E): TA = -40°C to +125°C VCC = 2.5V to 5.5V Param. No. Sym. Characteristic Min. Max. Units Conditions 1FCLK Clock Frequency — — — 3 2 1 MHz MHz MHz VCC = 4.5V to 5.5V VCC = 2.5V to 5.5V VCC = 1.8V to 5.5V 2TCSS CS Setup Time 100 250 500 — — — ns ns ns VCC = 4.5V to 5.5V VCC = 2.5V to 5.5V VCC = 1.8V to 5.5V 3TCSH CS Hold Time 150 250 475 — — — ns ns ns VCC = 4.5V to 5.5V VCC = 2.5V to 5.5V VCC = 1.8V to 5.5V 4TCSD CS Disable Time 500 — ns — 5TSU Data Setup Time 30 50 50 — — — ns ns ns VCC = 4.5V to 5.5V VCC = 2.5V to 5.5V VCC = 1.8V to 5.5V 6THD Data Hold Time 50 100 100 — — — ns ns ns VCC = 4.5V to 5.5V VCC = 2.5V to 5.5V VCC = 1.8V to 5.5V 7TR CLK Rise Time — 2 µs (Note 1) 8TF CLK Fall Time — 2 µs (Note 1) 9THI Clock High Time 150 230 475 — — — ns ns ns VCC = 4.5V to 5.5V VCC = 2.5V to 5.5V VCC = 1.8V to 5.5V 10 TLO Clock Low Time 150 230 475 — — — ns ns ns VCC = 4.5V to 5.5V VCC = 2.5V to 5.5V VCC = 1.8V to 5.5V 11 TCLD Clock Delay Time 50 — ns — 12 TCLE Clock Enable Time 50 — ns — 13 TV Output Valid from Clock Low — — — 150 230 — ns ns ns VCC = 4.5V to 5.5V VCC = 2.5V to 5.5V VCC = 1.8V to 5.5V 14 THO Output Hold Time 0 — ns (Note 1) 15 TDIS Output Disable Time — — — 200 250 — ns ns ns VCC = 4.5V to 5.5V (Note 1) VCC = 2.5V to 5.5V (Note 1) VCC = 1.8V to 5.5V 16 THS HOLD Setup Time 100 100 200 — — — ns ns ns VCC = 4.5V to 5.5V VCC = 2.5V to 5.5V VCC = 1.8V to 5.5V 17 THH HOLD Hold Time 100 100 200 — — — ns ns ns VCC = 4.5V to 5.5V VCC = 2.5V to 5.5V VCC = 1.8V to 5.5V 18 THZ HOLD Low to Output High-Z 100 150 200 — — — ns ns ns VCC = 4.5V to 5.5V (Note 1) VCC = 2.5V to 5.5V (Note 1) VCC = 1.8V to 5.5V 19 THV HOLD High to Output Valid 100 150 200 — — — ns ns ns VCC = 4.5V to 5.5V VCC = 2.5V to 5.5V VCC = 1.8V to 5.5V 20 TWC Internal Write Cycle Time —5 ms — 21 — Endurance 1M — E/W Cycles (Note 2) Note 1: This parameter is periodically sampled and not 100% tested. 2: This parameter is not tested but established by characterization. For endurance estimates in a specific application, please consult the Total Endurance™ Model which can be obtained from Microchip’s web site at: www.microchip.com. |
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