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AT32UC3A0512 Datasheet(PDF) 52 Page - ATMEL Corporation |
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AT32UC3A0512 Datasheet(HTML) 52 Page - ATMEL Corporation |
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52 / 98 page  52 AT32UC3A Note: 1. hold length = total cycle duration - setup duration - pulse duration. “hold length” is for “ncs wr hold length” or “nwe hold length" Table 12-24. SMC Read Signals with no Hold Settings Symbol Parameter Min Units NRD Controlled (READ_MODE = 1) SMC 19 Data Setup before NRD High 13.7 ns SMC 20 Data Hold after NRD High 1 NRD Controlled (READ_MODE = 0) SMC21 Data Setup before NCS High 13.3 ns SMC22 Data Hold after NCS High 0 Table 12-25. SMC Write Signals with Hold Settings Symbol Parameter Min Units NRD Controlled (READ_MODE = 1) SMC 23 Data Out Valid before NWE High (nwe pulse length - 1) * t CPSMC - 0.9 ns SMC 24 Data Out Valid after NWE High(1) nwe hold length * t CPSMC - 6 SMC 25 NWE High to NBS0/A0 Change(1) nwe hold length * t CPSMC - 1.9 SMC 26 NWE High to NBS1 Change(1) nwe hold length * t CPSMC - 1.9 SMC 29 NWE High to NBS2/A1 Change(1) nwe hold length * t CPSMC - 1.9 SMC 30 NWE High to NBS3 Change(1) nwe hold length * t CPSMC - 1.9 SMC 31 NWE High to A2 - A25 Change(1) nwe hold length * t CPSMC - 1.7 SMC 32 NWE High to NCS Inactive(1) (nwe hold length - ncs wr hold length)* t CPSMC - 2.9 SMC 33 NWE Pulse Width nwe pulse length * t CPSMC - 0.9 NRD Controlled (READ_MODE = 0) SMC34 Data Out Valid before NCS High (ncs wr pulse length - 1)* t CPSMC - 4.6 ns SMC35 Data Out Valid after NCS High(1) ncs wr hold length * t CPSMC - 5.8 SMC36 NCS High to NWE Inactive(1) (ncs wr hold length - nwe hold length)* t CPSMC - 0.6 32058KS–AVR32–01/12 |
Similar Part No. - AT32UC3A0512_14 |
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Similar Description - AT32UC3A0512_14 |
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