at75c310 ATMEL Corporation, at75c310 Datasheet
at75c310
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at75c310 Summary of contents
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... The Atmel AT75C310 Smart Internet Appliance Processor (SIAP high-perfor- mance processor specially designed for Internet appliance applications, such as Internet telephony (Voice over Internet Protocol – VoIP). The AT75C310 is built around an ARM7TDMI microcontroller core running at 20 MIPS with two DSP co-pro- cessors running at 40 MIPS each – ...
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... The values are for full temperature range and worst-case process. Environment Constraints The output delays are valid for a capacitive load of 10 pF, as shown in Figure 1. Figure 1. Output/Bidir Pad Capacitive Load AT75C310 2 *NOTICE: Stresses beyond those listed under “Absolute Maxi- mum Ratings” may cause permanent damage to the device ...
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Memory Timing Waveforms Figure 2. DRAM Read Cycle (Single Read) NRASx NCASx A NDOE D Table 1. DRAM Read Cycle (Single Read) Timings Symbol Parameter t Read or Write Cycle Time RC t RAS Pulse Width RAS t RAS Precharge ...
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... OEA t Access Time from Column Address AA t Access Time from RAS RAC t Access Time from CAS Precharge CPA t Data Hold from NDOE OHO t Data Hold from CAS Low DOH AT75C310 4 t CSH t t RCD CAS ASR RAH ASC CAH ...
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Figure 4. DRAM Write Cycle (Single Write) NRASx NCASx A NDWE D Table 3. DRAM Write Cycle (Single Write) Timings Symbol Parameter t Read or Write Cycle Time RC t RAS Pulse Width RAS t RAS Precharge Time RP t ...
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... RAS Precharge before CAS RPC t CAS Setup before RAS CSR t CAS Hold after RAS CHR t CAS to RAS Precharge Time CRP t Write Enable Setup Time (Refresh Cycle) WRP t Write Enable Hold Time (Refresh Cycle) WRH AT75C310 RAS t RPC CSR CHR t ...
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Figure 6. Static Memory Read Cycle (Zero Wait State) NCEx A NSOE (Standard Read Mode) NSOE (Early Read Mode) NWEx (Byte Select Mode) D Table 5. Static Memory Read Cycle (Zero Wait State) Timings Symbol Parameter t Chip Select Low ...
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... Address Hold Time after Write Strobe High WHAH t Write Strobe High to Byte Strobe High Time WHBSH t Write Strobe Low to Write Strobe High Time WLWH t Data Setup Time before Write Strobe High DSUWH t Data Hold Time after Write Strobe High WHDH AT75C310 8 t CSLCSH t CSLWL t AVWL t BSLWL t WLWH t t ...
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Figure 8. Static Memory Write Cycle (One Wait State) NCEx A NWEx (Byte Select Mode) NWR/NWEx (Byte Write Mode) D Table 7. Static Memory Write Cycle (One Wait State) Timings Symbol Parameter t Chip Select Low to Chip Select High ...
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... WLWH t Data Setup Time before Chip Select High DVCSH t Data Setup Time before Write Strobe High DVWH t Data Hold Time after Write Chip Select High CSHDH t Data Hold Time after Write Strobe High WHDH AT75C310 10 t CSLCSH t AVCSL t AVWL t WLWH t DVCSH t ...
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Figure 10. Static Memory Read Cycle (LCD Mode, Two Wait States) NCE3 A NSOE (Standard Read Mode) NSOE (Early Read Mode) D Table 9. Static Memory Read Cycle (LCD Mode, Two Wait States) Timings Symbol Parameter t Chip Select Low ...
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... Figure 11. External Bus Master NREQ NGNT Address, Data & Control Table 10. External Bus Master Timings Symbol Parameter t NGNT Low to Address, Data & Control Float GLADCZ t NGNT High to Address, Data & Control Driven GHADC AT75C310 12 t GLADCZ t GHADC Min (ns) Max (ns) 2.0 – 0 – ...
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Codec Timing Waveforms Figure 12. FS and SCLK as Outputs SSCLK FS t FSV STX t STXV SRX Table 11. FS and SCLK as Outputs Timings Symbol Parameter t FS Valid after TX Edge of SSCLK (Long PCM Type) FSV ...
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... FS Setup before RX Edge of SSCLK FSS t FS Hold after First RX Edge of SSCLK FSH t STX Valid after TX Edge of SSCLK STXV t SRX Setup before RX Edge of SSCLK SRXS t SRX Hold after RX Edge of SSCLK RSXH t SSCLK Input Period SCLK AT75C310 FSH SCLK t SRXS t RSXH Min (ns) 75.0 0 50.0 25.0 25.0 200.0 Max (ns) – ...
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Packaging Information Figure 14. SQFP Package Drawing C Table 13. Package Dimensions for 160-lead SQFP Package (mm) Symbol Min c 0.11 c1 0. 0.13 R1 0.13 S 0.4 Tolerances of Form and Position aaa ccc Thermal ...
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... Ordering Information Speed (MHz) Power Supply 20 3.3V AT75C310 16 Ordering Code Package AT75C310-Q160 PQFP160 Operation Range Commercial (0° to 70°C) ...
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... Atmel Corporation 2000. Atmel Corporation makes no warranty for the use of its products, other than those expressly contained in the Company’s standard war- ranty which is detailed in Atmel’s Terms and Conditions located on the Company’s web site. The Company assumes no responsibility for any errors which may appear in this document, reserves the right to change devices or specifications detailed herein at any time without notice, and does not make any commitment to update the information contained herein ...