AT32UC3L0256 Atmel Corporation, AT32UC3L0256 Datasheet - Page 804

• Manufacturer Part Number: AT32UC3L0256
• Manufacturer: Atmel Corporation

Specifications of AT32UC3L0256

• Flash (kbytes): 256 Kbytes
• Pin Count: 48
• Max. Operating Frequency: 50 MHz
• Cpu: 32-bit AVR
• # Of Touch Channels: 17
• Hardware Qtouch Acquisition: Yes
• Max I/o Pins: 36
• Ext Interrupts: 36
• Usb Speed: No
• Usb Interface: No
• Spi: 5
• Twi (i2c): 2
• Uart: 4
• Lin: 4
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 12
• Adc Speed (ksps): 460
• Analog Comparators: 8
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 16
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.62 to 3.6
• Operating Voltage (vcc): 1.62 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 6
• Output Compare Channels: 18
• Input Capture Channels: 12
• Pwm Channels: 35
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

32.6.6
Table 32-16. 32kHz RC Oscillator Characteristics
Note:
32.6.7
Table 32-17. System RC Oscillator Characteristics
32.7
Table 32-18. Maximum Operating Frequency
Table 32-19. Flash Characteristics
32145A–12/2011
Symbol
f
I
t
Symbol
f
Symbol
t
t
t
t
t
OUT
RC32K
STARTUP
OUT
FPP
FPE
FFP
FEA
FCE
1. These values are based on simulation and characterization of other AVR microcontrollers manufactured in the same pro-
Flash Characteristics
Flash Wait States
32kHz RC Oscillator (RC32K) Characteristics
System RC Oscillator (RCSYS) Characteristics
cess technology. These values are not covered by test limits in production.
Parameter
Output frequency
Current consumption
Startup time
Parameter
Output frequency
1
0
1
0
Parameter
Page programming time
Page erase time
Fuse programming time
Full chip erase time (EA)
JTAG chip erase time (CHIP_ERASE)
(1)
Table 32-18
wait states and the flash read mode. The FSW bit in the FLASHCDW FSR register controls the
number of wait states used when accessing the flash memory.
(1)
gives the device maximum operating frequency depending on the number of flash
Conditions
Conditions
Calibrated at 85 C
High speed read mode
Normal read mode
Read Mode
Conditions
f
f
CLK_HSB
CLK_HSB
= 115kHz
= 50MHz
Min
111.6
Maximum Operating Frequency
AT32UC3L0128/256
Min
Min
20
Typ
310
5
5
1
6
Typ
100
Typ
115
0.7
50MHz
25MHz
30MHz
15MHz
32
Max
118.4
Max
Max
44
Unit
ms
Unit
Unit
kHz
kHz
µA
µs
804