AT91SAM9G45-CU-999 Atmel, AT91SAM9G45-CU-999 Datasheet - Page 230
![IC MCU ARM9 APMC 324TFBGA](/photos/12/13/121367/324-tfbga-pkg_sml.jpg)
AT91SAM9G45-CU-999
Manufacturer Part Number
AT91SAM9G45-CU-999
Description
IC MCU ARM9 APMC 324TFBGA
Manufacturer
Atmel
Series
AT91SAMr
Datasheet
1.AT91SAM9G45-EKES.pdf
(1218 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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22.2
Figure 22-1.
230
AHB Slave Interface 0
AHB Slave Interface 1
AHB Slave Interface 2
AHB Slave Interface 3
DDRSDRC Module Diagram
AT91SAM9G45
DDRSDRC Module Diagram
APB
DDRSDRC is partitioned in two blocks (see
• An Interconnect-Matrix that manages concurrent accesses on the AHB bus between four
• A controller that translates AHB requests (Read/Write) in the SDRAM protocol.
AHB masters and integrates an arbiter.
Stage
Stage
Stage
Stage
Input
Input
Input
Input
Interconnect Matrix
Interface APB
Output
Arbiter
Stage
SDRAM Signal Management
Asynchronous Timing
Refresh Management
DDR-SDR Controller
Finite State Machine
Power Management
Memory Controller
Figure
22-1):
Addr, DQM
ras,cas,we
cke
clk/nclk
Data
DQS
odt
6438F–ATARM–21-Jun-10
DDR-SDR
Devices
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