AT91SAM9G45-CU-999 Atmel, AT91SAM9G45-CU-999 Datasheet - Page 188

• 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 21-3.
Figure 21-4.
Figure 21-5. Memory Connection for a 32-bit Data Bus
188
AT91SAM9G45
Memory Connection for an 8-bit Data Bus
Memory Connection for a 16-bit Data Bus
SMC
SMC
SMC
D[31:16]
D[15:0]
A[20:2]
NCS[2]
NBS0
NBS1
NBS2
NBS3
NWE
NRD
D[15:0]
NCS[2]
A[19:2]
NBS0
NBS1
NWE
A[18:2]
NCS[2]
NRD
D[7:0]
NWE
A1
NRD
A0
A1
D[15:0]
A[18:0]
Byte 0 Enable
Byte 1 Enable
Byte 2 Enable
Byte 3 Enable
Write Enable
Output Enable
Memory Enable
D[7:0]
A[18:2]
Write Enable
Output Enable
Memory Enable
D[15:0]
A[18:1]
A[0]
Low Byte Enable
High Byte Enable
Write Enable
Output Enable
Memory Enable
A0
A1
D[31:16]
6438F–ATARM–21-Jun-10