AT91SAM9G45-CU-999 Atmel, AT91SAM9G45-CU-999 Datasheet - Page 239

IC MCU ARM9 APMC 324TFBGA

AT91SAM9G45-CU-999

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

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
Part Number:
AT91SAM9G45-CU-999
Manufacturer:
Atmel
Quantity:
10 000
Figure 22-6. Burst Write Access, Row Closed, DDR2-SDRAM Device
Figure 22-7. Burst Write Access, Row Closed, SDR-SDRAM Device
6438F–ATARM–21-Jun-10
COMMAND
COMMAND
DQS[1:0]
DM[1:0]
D [15:0]
DM[3:0]
SDCLK
SDCLK
BA[1:0]
A[12:0]
A[12:0]
BA[1:0]
D[31:0]
0
NOP
0
F
3
NOP
PRCHG
A write command can be followed by a read command. To avoid breaking the current write
burst, Twtr/Twrd (bl/2 + 2 = 6 cycles) should be met. See
Trp = 2
PRCHG
Row a
NOP
Trp
Row a
ACT
NOP
Trcd = 2
NOP
ACT
col a
WRITE
Trcd
NOP
Col a
Da
NOP
Da Db
WRITE
Dc Dd
0
Db
De Df
Dc
NOP
Dd
Figure 22-8 on page
Dg Dhs
0
De
Df
BST
AT91SAM9G45
Dg
Dh
F
NOP
240.
3
239

Related parts for AT91SAM9G45-CU-999