AT32UC3A1128-AUT Atmel, AT32UC3A1128-AUT Datasheet - Page 412

• Manufacturer Part Number: AT32UC3A1128-AUT
• Description: IC MCU AVR32 128KB FLASH 100TQFP
• Manufacturer: Atmel
• Series: AVR®32 UC3r

Specifications of AT32UC3A1128-AUT

• Core Processor: AVR
• Core Size: 32-Bit
• Speed: 66MHz
• Connectivity: Ethernet, I²C, SPI, SSC, UART/USART, USB OTG
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 69
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-TQFP, 100-VQFP
• Controller Family/series: AT32UC3A
• No. Of I/o's: 69
• Ram Memory Size: 32KB
• Cpu Speed: 66MHz
• No. Of Timers: 1
• Rohs Compliant: Yes
• Processor Series: AT32UC3x
• Core: AVR32
• Data Bus Width: 32 bit
• Data Ram Size: 32 KB
• Interface Type: 2-Wire, RS-485, SPI, USART
• Maximum Clock Frequency: 66 MHz
• Number Of Programmable I/os: 69
• Number Of Timers: 3
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR32, EWAVR32-BL, KSK-EVK1100-PL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT, ATEXTWIFI, ATEVK1100, ATEVK1105
• Minimum Operating Temperature: - 40 C
• Package: 100TQFP
• Device Core: AVR32
• Family Name: AT32
• Maximum Speed: 66 MHz
• Operating Supply Voltage: 1.8|3.3 V
• For Use With: ATAVRONEKIT - KIT AVR/AVR32 DEBUGGER/PROGRMMR770-1008 - ISP 4PORT ATMEL AVR32 MCU SPIATSTK600-TQFP100 - STK600 SOCKET/ADAPTER 100-TQFPATEVK1100 - KIT DEV/EVAL FOR AVR32 AT32UC3A
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

28.5
28.5.1
Figure 28-2. SDRAM Controller Connections to SDRAM Devices: 32-bit Data Bus Width
Figure 28-3. SDRAM Controller Connections to SDRAM Devices: 16-bit Data Bus Width
32058J–AVR32–04/11
Application Example
Hardware Interface
Controller
Controller
SDRAM
SDRAM
SDRAMC_A[0-12]
SDRAMC_A[0-12]
D0-D31
SDCKE
SDWE
NBS3
SDCS
SDCK
NBS0
NBS1
NBS2
D0-D31
SDCKE
RAS
CAS
BA0
BA1
SDWE
SDCS
SDCK
NBS0
NBS1
RAS
CAS
BA0
BA1
Figure 28-2
32-bit data bus width.
bit data bus width. It is important to note that these examples are given for a direct connection of
the devices to the SDRAM Controller, without External Bus Interface or PIO Controller
multiplexing.
D16-D23
D0-D7
SDWE
NBS0
SDWE
NBS2
shows an example of SDRAM device connection to the SDRAM Controller using a
D0-D7
SDWE
NBS0
D0-D7
CS
CLK
CKE
WE
RAS
CAS
DQM
D0-D7
CS
CLK
CKE
WE
RAS
CAS
DQM
D0-D7
CS
CLK
CKE
WE
RAS
CAS
DQM
SDRAM
SDRAM
2M x 8
2M x 8
SDRAM
2M x 8
A0-A9, A11
A0-A9, A11
Figure 28-3
A0-A9, A11
BA0
BA1
BA0
BA1
A10
A10
BA0
BA1
A10
SDRAMC_A[0-9], SDRAMC_A11
SDRAMC_A10
BA0
BA1
SDRAMC_A[0-9], SDRAMC_ A11
SDRAMC_A10
BA0
BA1
SDRAMC_A[0-9], SDRAMC_A11
SDRAMC_A10
BA0
BA1
shows an example of SDRAM device connection using a 16-
D24-D31
D8-D15
SDWE
SDWE
NBS3
NBS1
D8-D15
SDWE
NBS1
D0-D7
CS
CLK
CKE
WE
RAS
CAS
DQM
D0-D7
CS
CLK
CKE
WE
RAS
CAS
DQM
D0-D7
CS
CLK
CKE
WE
RAS
CAS
DQM
SDRAM
SDRAM
2M x 8
2M x 8
SDRAM
2M x 8
A0-A9, A11
A0-A9, A11
A0-A9, A11
BA0
BA1
A10
A10
BA0
BA1
BA0
BA1
A10
SDRAMC_A[0-9], SDRAMC_A11
SDRAMC_A10
BA0
BA1
SDRAMC_A[0-9], SDRAMC_A11
SDRAMC_A10
BA0
BA1
SDRAMC_A[0-9], SDRAMC_A11
SDRAMC_A10
BA0
BA1
AT32UC3A
412