AT32UC3A3128 Atmel Corporation, AT32UC3A3128 Datasheet - Page 67

• Manufacturer Part Number: AT32UC3A3128
• Manufacturer: Atmel Corporation

Specifications of AT32UC3A3128

• Flash (kbytes): 128 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 66 MHz
• Cpu: 32-bit AVR
• # Of Touch Channels: 32
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 110
• Ext Interrupts: 110
• Usb Transceiver: 1
• Usb Speed: Hi-Speed
• Usb Interface: Device + OTG
• Spi: 6
• Twi (i2c): 2
• Uart: 4
• Lin: 4
• Ssc: 1
• Sd / Emmc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Dac Channels: 2
• Dac Resolution (bits): 16
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 128
• Self Program Memory: YES
• External Bus Interface: 1
• Dram Memory: sdram
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.0 to 3.6
• Operating Voltage (vcc): 3.0 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 6
• Output Compare Channels: 18
• Input Capture Channels: 12
• Pwm Channels: 12
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

7.15
Table 7-38.
Table 7-39.
Table 7-40.
32072G–11/2011
Symbol
F
Symbol
T
T
T
Symbol
N
N
T
FOP
FPP
FFP
FCE
FDR
FARRAY
FFUSE
Flash Memory Characteristics
Flash Operating Frequency
Parts Programming Time
Flash Parameters
Parameter
Flash Operating Frequency
Parameter
Page Programming Time
Fuse Programming Time
Chip erase Time
Parameter
Flash Array Write/Erase cycle
General Purpose Fuses write cycle
Flash Data Retention Time
The following table gives the device maximum operating frequency depending on the field FWS
of the Flash FSR register. This field defines the number of wait states required to access the
Flash Memory. Flash operating frequency equals the CPU/HSB frequency.
Conditions
FWS = 0
FWS = 1
Conditions
Conditions
Min.
Min.
Min.
Typ.
Typ.
Typ.
0.5
15
5
8
100K
Max.
Max.
Max.
1000
36
66
MHz
MHz
Unit
Unit
Unit
cycle
cycle
year
ms
ms
ms
67