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LS7566 Datasheet(PDF) 7 Page - LSI Computer Systems |
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LS7566 Datasheet(HTML) 7 Page - LSI Computer Systems |
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7 / 13 page  Absolute Maximum Ratings: Parameter Symbol Values Unit Voltage at any input VIN VSS - 0.3 to VDD + 0.3 V Supply Voltage VDD +7.0 V Operating Temperature TA -25 to +85 oC Storage Temperature TSTG -65 to +150 oC DC Electrical Characteristics. (TA = -25˚C to +85˚C, VDD = 3V to 5.5V) Parameter Symbol Min. Value Max.Value Unit Remarks Supply Voltage VDD 3.0 5.5 V - Supply Current IDD - 800 µA All clocks off Input Logic Low VIL - 0.15VDD V - Input Logic High VIH 0.5VDD - V - Output Low Voltage VOL - 0.5 V IOSNK = 5mA, VDD = 5V Output High Voltage VOH VDD - 0.5 - V IOSRC = 1mA, VDD = 5V Input Leakage Current IILK - 30 nA - Data Bus Leakage Current IDLK - 60 nA Data bus off Data Bus Source Current IOSRC 3.0 - mA VO = VDD - 0.5V, VDD = 5V Data Bus Sink Current IOSNK 8.0 - mA VO = 0.5V, VDD = 5V FLGa, FLGb, INT/ Source IOSRC 1.0 - mA VO = VDD - 0.5V, VDD = 5V FLGa, FLGb, INT/ Sink IOSNK 6.0 - mA VO = 0.5V, VDD = 5V Transient Characteristics. (TA = -25˚ to +85˚C) For VDD = 3V to 5.5V Parameter Symbol Min. Value Max.Value Unit Remarks Read Cycle (See Fig. 2) RD/ Pulse Width tr1 80 - ns - CS/ Set-up Time tr2 80 - ns - CS/ Hold Time tr3 0 - ns - RS<2:0> Set-up Time tr4 80 - ns - RS<2:0> Hold Time tr5 10 - ns - CHS<1:0> Set-up Time tr6 80 - ns - CHS<1:0> Hold Time tr7 10 - ns - DB<7:0> AccessTime tr8 80 - ns Access starts when both RD/ and CS/ are low. DB<7:0> Release Time tr9 - 35 ns Release starts when either RD/ or CS/ is terminated. Back to Back Read delay tr10 10 - ns - Write Cycle (See Fig. 3) WR/ Pulse Width tW1 45 - ns - CS/ Set-up Time tW2 45 - ns - CS/ Hold Time tW3 0 - ns - RS<2:0> Set-up Time tW4 45 - ns - RS<2:0> Hold Time tW5 10 - ns - CHS<1:0> Set-up Time tW6 45 - ns - CHS<1:0> Hold Time tW7 10 - ns - DB<7:0> Set-up Time tW8 45 - ns - DB<7:0> Hold Time tW9 10 - ns - Back to Back Write Delay tW10 90 - ns - 7566-032205-7 |
Número de pieza similar - LS7566 |
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Descripción similar - LS7566 |
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