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HY5PS12421CFP-E3 Datasheet(PDF) 20 Page - Hynix Semiconductor |
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HY5PS12421CFP-E3 Datasheet(HTML) 20 Page - Hynix Semiconductor |
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20 / 38 page  Rev. 0.8 / Oct. 2007 20 1HY5PS12421C(L)FP 1HY5PS12821C(L)FP 1HY5PS121621C(L)FP 3.5. Input/Output Capacitance 4. Electrical Characteristics & AC Timing Specification ( 0 ℃ ≤ TCASE ≤ 95℃; VDDQ = 1.8 V +/- 0.1V; VDD = 1.8V +/- 0.1V) Refresh Parameters by Device Density DDR2 SDRAM speed bins and tRCD, tRP and tRC for corresponding bin Parameter Symbol DDR2- 400 DDR2- 533 DDR2 667 DDR2 800 Units Min Max Min Max Min Max Input capacitance, CK and CK CCK 1.0 2.0 1.0 2.0 1.0 2.0 pF Input capacitance delta, CK and CK CDCK x 0.25 x 0.25 x 0.25 pF Input capacitance, all other input-only pins CI 1.0 2.0 1.0 2.0 1.0 1.75 pF Input capacitance delta, all other input-only pins CDI x 0.25 x 0.25 x 0.25 pF Input/output capacitance, DQ, DM, DQS, DQS CIO 2.5 4.0 2.5 3.5 2.5 3.5 pF Input/output capacitance delta, DQ, DM, DQS, DQS CDIO x 0.5 x 0.5 x 0.5 pF Parameter Symbol 256Mb 512Mb 1Gb 2Gb 4Gb Units Refresh to Active /Refresh command time tRFC 75 105 127.5 195 327.5 ns Average periodic refresh interval tREFI 0 ℃≤ TCASE ≤ 85℃ 7.8 7.8 7.8 7.8 7.8 us 85℃ < TCASE ≤95℃ 3.9 3.9 3.9 3.9 3.9 us Speed DDR2-800D DDR2-800E DDR2-667D DDR2-533C DDR2-400B Units Bin(CL-tRCD-tRP) 5-5-5 6-6-6 5-5-5 4-4-4 3-3-3 Parameter min min min min min CAS Latency 5 6 545 tCK tRCD 12.5 15 15 15 15 ns tRP 12.5 15 15 15 15 ns tRAS 45 45 45 45 40 ns tRC 57.25 60 60 60 55 ns |
Similar Part No. - HY5PS12421CFP-E3 |
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Similar Description - HY5PS12421CFP-E3 |
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