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Os motores de busca de Datasheet de Componentes eletrônicos |
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Os motores de busca de Datasheet de Componentes eletrônicos |
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74F1763 Folha de dados(PDF) 7 Page - NXP Semiconductors |
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74F1763 Folha de dados(HTML) 7 Page - NXP Semiconductors |
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7 / 16 page  Philips Semiconductors Product specification 74F1763 Intelligent DRAM controller (IDC) 1999 Jan 08 7 AC ELECTRICAL CHARACTERISTICS LIMITS NO PARAMETER TEST CONDITIONS TA = 25_C VCC = +5.0V "10% CL = 300pF RL = 70W TA = 0_C to +70_C VCC = +5.0V "10% CL = 300pF RL = 70 W UNIT MIN TYP MAX MIN MAX 1 CP clock period (tcp) 10 10 ns 2 CP clock low time 5 5 ns 3 CP clock high time 5 5 ns 4 RCP clock period 100 100 ns 5 RCP clock low time 10 10 ns 6 RCP clock high time 10 10 ns 7 Setup time REQ( #) to CP(") 4 2 4 ns 8 REQ High hold time after CP( ")1 0 0 ns 9 REQ High pulse width2 1/2tcp + 5 1/2tcp + 5 1/2tcp + 5 1/2tcp + 5 1/2tcp + 5 ns 10 Propagation delay CP( ") to GNT High 8.5 11 13.5 8.5 15.5 ns 11 Propagation delay REQ( ") to GNT Low 8.5 10.5 13 8.5 14 ns 12 ALE pulse width Low 4 1 4 ns 13 RA0–9, CA0–9 High or Low setup to ALE( ") 2 0 2 ns 14 ALE( ") to RA0–9, CA0–9 High or Low hold 1 0 1 ns 15 Propagation delay RA0–9, CA0–9 High or Low to MA0–93 ALE Low 4 7.5 11 4 14 ns 16 Propagation delay ALE( #) to MA0–9 5.5 8.5 13 5.5 15 ns 17 Propagation delay CP( ") to RAS(#) 8.5 10.5 12.5 8.5 14 ns 18 RAS( #) to MA0–9 (column address) skew HLDROW = 1 1/2tcp – 2 1/2tcp + 2 1/2tcp + 5.5 1/2tcp – 2.5 1/2tcp + 7 ns 19 RAS( #) to MA0–9 (column address) skew HLDROW = 0 1tcp – 2 1tcp + 2 1tcp + 5.5 1tcp – 2.5 1tcp + 7 ns 20 RAS( #) to RAS(") skew PAGE = 1 4tcp + 1.5 4tcp + 3.5 4tcp + 6 4tcp + 1 4tcp + 6.5 ns 21 Propagation delay CP( ") to RAS(") 12 14 16.5 12 18.5 ns 22 Propagation delay REQ( ") to RAS( ")4 14.5 17.5 20 14 24 ns 23 Propagation delay CP( #) to CAS(#) 6 8 10 6 11 ns 24 Propagation delay PAGE( ") to RAS( ")4 10 12.5 15 10 17 ns 25 RAS( #) to CAS(#) skew 1.5tcp–4.5 1.5tcp–2.5 1.5tcp–0.5 1.5tcp–5.5 1.5tcp ns 26 Propagation delay REQ( ") to CAS(") 10 12 15 10 17 ns 27 MA0–9 (column address) to CAS( #) skew 1tcp – 8 1tcp – 4 1tcp – 0.5 1tcp – 9 1tcp – 0.5 ns 28 MA0–9 (column address) to CAS( #) skew HLDROW = 0 1/2tcp – 8 1/2tcp – 4 1/2tcp – 0.5 1/2tcp – 9 1/2tcp – 0.5 ns 29 Set-up time PAGE( #) to CP(") 2 2 ns |
Nº de peça semelhante - 74F1763 |
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Descrição semelhante - 74F1763 |
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