AT91SAM9G45-CU-999 Atmel, AT91SAM9G45-CU-999 Datasheet - Page 202

• Manufacturer Part Number: AT91SAM9G45-CU-999
• Description: IC MCU ARM9 APMC 324TFBGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM9G45-CU-999

• Core Processor: ARM9
• Core Size: 16/32-Bit
• Speed: 400MHz
• Connectivity: EBI/EMI, Ethernet, I²C, IrDA, MMC, SPI, SSC, UART/USART, USB
• Peripherals: AC'97, DMA, I²S, LCD, POR, PWM, WDT
• Number Of I /o: 160
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: ROM
• Ram Size: 128K x 8
• Voltage - Supply (vcc/vdd): 0.9 V ~ 1.1 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 324-TFBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Supplier Unconfirmed

Figure 21-17. Early Read Wait State: Write with No Hold Followed by Read with No Setup
Figure 21-18. Early Read Wait State: NCS Controlled Write with No Hold Followed by a Read with No NCS Setup
202
AT91SAM9G45
NBS0, NBS1,
NBS2, NBS3,
A0,A1
NBS0, NBS1,
NBS2, NBS3,
A0, A1
A[25:2]
D[31:0]
A[25:2]
D[31:0]
MCK
NRD
NCS
NWE
MCK
NRD
(WRITE_MODE = 0)
write cycle
write cycle
no hold
no hold
Early Read
wait state
Early Read
wait state
(READ_MODE = 0 or READ_MODE = 1)
no setup
no setup
read cycle
read cycle
6438F–ATARM–21-Jun-10