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AT32UC3A0512 Datasheet(PDF) 62 Page - ATMEL Corporation |
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AT32UC3A0512 Datasheet(HTML) 62 Page - ATMEL Corporation |
62 / 98 page 62 AT32UC3A Figure 12-11. Ethernet MAC RMII Mode 12.13 Flash Characteristics The following table gives the device maximum operating frequency depending on the field FWS of the Flash FSR register. This field defines the number of wait states required to access the Flash Memory. Table 12-33. Ethernet MAC RMII Specific Signals Symbol Parameter Min (ns) Max (ns) EMAC21 ETXEN toggling from EREFCK rising 7 14.5 EMAC 22 ETX toggling from EREFCK rising 7 14.7 EMAC23 Setup for ERX from EREFCK 1.5 EMAC24 Hold for ERX from EREFCK 0 EMAC 25 Setup for ERXER from EREFCK 1.5 EMAC26 Hold for ERXER from EREFCK 0 EMAC27 Setup for ECRSDV from EREFCK 1.5 EMAC 28 Hold for ECRSDV from EREFCK 0 EREFCK ETXEN ETX[1:0] ERX[1:0] ERXER ECRSDV EMAC21 EMAC22 EMAC23 EMAC24 EMAC25 EMAC26 EMAC27 EMAC28 Table 12-34. Flash Wait States FWS Read Operations Maximum Operating Frequency (MHz) 0 1 cycle 33 1 2 cycles 66 32058KS–AVR32–01/12 |
Similar Part No. - AT32UC3A0512_14 |
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Similar Description - AT32UC3A0512_14 |
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