AT91RM9200-QI-002 SL383 Atmel, AT91RM9200-QI-002 SL383 Datasheet - Page 28

• Manufacturer Part Number: AT91RM9200-QI-002 SL383
• Description: IC ARM MCU 16BIT 128K 208PQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91RM9200-QI-002 SL383

• Core Processor: ARM9
• Core Size: 16/32-Bit
• Speed: 180MHz
• Connectivity: EBI/EMI, Ethernet, I²C, MMC, SPI, SSC, UART/USART, USB
• Peripherals: POR
• Number Of I /o: 122
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: ROM
• Ram Size: 48K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 208-MQFP, 208-PQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -
• Other names: AT91RM9200QI002SL

10.6
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SDRAM Controller
Burst Flash Controller
AT91RM9200
• Multiple Wait State Management
• Numerous configurations supported
• Programming facilities
• Energy-saving capabilities
• Error detection
• SDRAM Power-up Initialization by software
• Latency is set to two clocks (CAS Latency of 1, 3 Not Supported)
• Auto Precharge Command not used
• Multiple Access Modes supported
• Adaptability to different device speed grades
• Adaptability to different device access protocols and bus interfaces
– Compliant with LCD Module
– Programmable Setup Time Read/Write
– Programmable Hold Time Read/Write
– Programmable Wait State Generation
– External Wait Request
– Programmable Data Float Time
– 2K, 4K, 8K Row Address Memory Parts
– SDRAM with two or four Internal Banks
– SDRAM with 16- or 32-bit Data Path
– Word, half-word, byte access
– Automatic page break when Memory Boundary has been reached
– Multibank Ping-pong Access
– Timing parameters specified by software
– Automatic refresh operation, refresh rate is programmable
– Self-refresh and Low-power Modes supported
– Refresh Error Interrupt
– Asynchronous or Burst Mode Byte, Half-word or Word Read Accesses
– Asynchronous Mode Half-word Write Accesses
– Programmable Burst Flash Clock Rate
– Programmable Data Access Time
– Programmable Latency after Output Enable
– Two Burst Read Protocols: Clock Control Address Advance or Signal Controlled
– Multiplexed or separate address and data buses
– Continuous Burst and Page Mode Accesses supported
Address Advance
1768MS–ATARM–09-Jul-09