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MT4C4001JC-7/XT Scheda tecnica(PDF) 5 Page - Austin Semiconductor |
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MT4C4001JC-7/XT Scheda tecnica(HTML) 5 Page - Austin Semiconductor |
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5 / 21 page  DRAM DRAM DRAM DRAM DRAM MT4C4001J MT4C4001J Rev. 2.2 06/05 AustinSemiconductor,Inc.reservestherighttochangeproductsorspecificationswithoutnotice. 5 Austin Semiconductor, Inc. CAPACITANCE ELECTRICAL CHARACTERISTICS AND RECOMMENDED AC OPERATING CONDITIONS (NOTES: 6, 7, 8, 9, 10, 11, 12, 13) (-55°C < T C < 125°C; V CC = 5V ±10%) PARAMETER SYM MIN MAX UNITS NOTES Input Capacitance: A0-A10 CI1 7pF 2 Input Capacitance: RAS\, CAS\, WE\, OE\ CI2 7pF 2 Input/Output Capacitance: DQ CIO 8pF 2 PARAMETER SYM MIN MAX MIN MAX MIN MAX MIN MAX UNITS NOTES Random READ or WRITE cycle time tRC 130 150 190 220 ns READ-WRITE cycle time tRWC 180 200 240 255 ns FAST-PAGE-MODE READ or WRITE cycle time tPC 40 45 55 70 ns FAST-PAGE-MODE READ-WRITE cycle time tPRWC 90 90 110 140 ns Access time from RAS\ tRAC 70 80 90 120 ns 14 Access time from CAS\ tCAC 20 20 25 30 ns 15 Access time from column address tAA 35 40 45 60 ns Access time from CAS\ precharge tCPA 35 40 45 60 ns RAS\ pulse width tRAS 70 10,000 80 10,000 100 10,000 120 100,000 ns RAS\ pulse width (FAST PAGE MODE) tRASP 70 100,000 80 100,000 100 100,000 120 100,000 ns RAS\ hold time tRSH 20 20 25 30 ns RAS\ precharge time tRP 50 60 70 90 ns CAS\ pulse width tCAS 20 10,000 20 10,000 25 10,000 30 ns CAS\ hold time tCSH 70 80 100 120 ns CAS\ precharge time tCPN 10 10 12 15 ns 16 CAS\ precharge time (FAST PAGE MODE) tCP 10 10 12 15 ns RAS\ to CAS\ delay time tRCD 20 50 20 60 25 75 25 90 ns 17 CAS\ to RAS\ precharge time tCRP 5 5 5 10 ns Row address setup time tASR 0000 ns Row address hold time tRAH 10 10 15 15 ns RAS\ to column address delay time tRAD 15 35 15 40 20 50 20 60 ns 18 Column address setup time tASC 0000 ns Column address hold time tCAH 15 15 20 25 ns Column address hold time (referenced to RAS\) tAR 50 60 70 85 ns Column address to RAS\ lead time tRAL 35 40 50 60 ns Read command setup time tRCS 0000 ns Read command hold time (referenced to CAS\) tRCH 0000 ns 19 Read command hold time (referenced to RAS\) tRRH 0000 ns 19 CAS\ to output in Low-Z tCLZ 0000 ns Output buffer turn-off delay tOFF 0 20 0 20 0 20 0 20 ns 20 WE\ command setup time tWCS 0000 ns 21, 27 -7 -8 -10 -12 |
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