AT91SAM9260B-CU-999 Atmel, AT91SAM9260B-CU-999 Datasheet - Page 136

• Manufacturer Part Number: AT91SAM9260B-CU-999
• Description: IC MCU ARM9 217LFBGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM9260B-CU-999

• Core Processor: ARM9
• Core Size: 16/32-Bit
• Speed: 180MHz
• Connectivity: EBI/EMI, Ethernet, I²C, MMC, SPI, SSC, UART/USART, USB
• Peripherals: POR, WDT
• Number Of I /o: 96
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: ROM
• Ram Size: 24K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 217-LFBGA
• Processor Series: AT91SAMx
• Core: ARM926EJ-S
• Data Bus Width: 32 bit
• Data Ram Size: 8 KB
• Interface Type: 2-Wire, EBI, I2S, SPI, USART
• Maximum Clock Frequency: 180 MHz
• Number Of Programmable I/os: 96
• Number Of Timers: 6
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: JTRACE-ARM-2M, MDK-ARM, RL-ARM, ULINK2
• Development Tools By Supplier: AT91SAM-ICE, AT91-ISP, AT91SAM9260-EK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 4 Channel
• For Use With: AT91SAM9260-EK - KIT EVAL FOR AT91SAM9260AT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

19.2
19.2.1
Figure 19-1. Organization of the External Bus Interface
136
Block Diagram
AT91SAM9260
External Bus Interface
Bus Matrix
Address Decoders
AHB
Figure 19-1
shows the organization of the External Bus Interface.
Chip Select
Assignor
APB
Controller
Controller
Memory
SDRAM
Static
External Bus Interface
User Interface
CompactFlash
NAND Flash
Controller
Logic
Logic
ECC
Logic
MUX
PIO
NCS3/NANDCS
D[15:0]
A0/NBS0
A1/NWR2/NBS2
A[15:2], A[20:18]
A16/BA0
A17/BA1
NCS0
NCS1/SDCS
NRD/CFOE
NWR0/NWE/CFWE
NWR1/NBS1/CFIOR
NWR3/NBS3/CFIOW
SDCK
SDCKE
RAS
CAS
SDWE
SDA10
A21/NANDALE
A22/NANDCLE
NANDOE
NANDWE
D[31:16]
A[25:23]
CFRNW
NCS4/CFCS0
NCS5/CFCS1
NCS2, NCS6, NCS7
NWAIT
CFCE1
CFCE2
6221I–ATARM–17-Jul-09