AT32UC3A3256-ALUR Atmel, AT32UC3A3256-ALUR Datasheet - Page 58

• Manufacturer Part Number: AT32UC3A3256-ALUR
• Description: IC MCU 256KB FLASH 144LQFP
• Manufacturer: Atmel
• Series: AVR®32 UC3r

Specifications of AT32UC3A3256-ALUR

• Package / Case: 144-LQFP
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Operating Temperature: -40°C ~ 85°C
• Speed: 66MHz
• Number Of I /o: 110
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 128K x 8
• Program Memory Size: 256KB (256K x 8)
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, DMA, POR, WDT
• Connectivity: EBI/EMI, I²C, IrDA, MMC, SPI, SSC, UART/USART, USB OTG
• Core Size: 32-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Figure 10-4. SDRAMC Signals relative to SDCK.
A11 - A13
32072AS–AVR32–03/09
D0 - D15
D0 - D15
A0 - A9,
BA0/BA1
to Write
DQM0 -
DQM3
SDCKE
SDA10
SDWE
SDCK
SDCS
Read
RAS
CAS
SDRAMC
1
SDRAMC
2
SDRAMC
3
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
4
11
13
5
7
9
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
10
12
14
6
8
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
15
11
13
17
5
9
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
16
10
12
14
18
6
19
SDRAMC
20
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
15
23
11
13
17
25
AT32UC3A3
5
9
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
16
24
10
12
14
18
26
6
58