AT32UC3A3256-ALUR Atmel, AT32UC3A3256-ALUR Datasheet - Page 52

• 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: -

10.8
10.8.1
Table 10-15. Electrical Parameters
10.8.2
Table 10-16. In Low Speed
Table 10-17. In Full Speed
32072AS–AVR32–03/09
Symbol
Input Levels
V
V
V
V
C
I
R
Output Levels
V
V
V
Symbol
t
t
t
Symbol
t
t
t
FR
FE
FRFM
FR
FE
FRFM
IL
IH
DI
CM
OL
OH
CRS
IN
EXT
USB Transceiver Characteristics
Electrical Characteristics
Switching Characteristics
Parameter
Low Level
High Level
Differential Input Sensivity
Differential Input Common
Mode Range
Transceiver capacitance
Hi-Z State Data Line Leakage
Recommended External USB
Series Resistor
Low Level Output
High Level Output
Output Signal Crossover
Voltage
Parameter
Transition Rise Time
Transition Fall Time
Rise/Fall time Matching
Parameter
Transition Rise Time
Transition Fall Time
Rise/Fall time Matching
Conditions
|(D+) - (D-)|
Capacitance to ground on each line
0V < V
In series with each USB pin with ±5%
Measured with R
3.6V
Measured with R
GND
Conditions
C
C
Conditions
C
C
C
LOAD
LOAD
LOAD
LOAD
LOAD
IN
= 400 pF
= 400 pF
= 400 pF
= 50 pF
= 50 pF
< 3.3V
L
L
of 1.425 kΩ tied to
of 14.25 kΩ tied to
TBD
TBD
TBD
TBD
TBD
TBD
Min
Min
TBD
TBD
TBD
TBD
TBD
TBD
TBD
Min
Typ
Typ
TBD
Typ
AT32UC3A3
Max
TBD
TBD
TBD
Max
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
Max
Unit
Unit
Unit
pF
µA
ns
ns
ns
ns
%
%
V
V
V
V
Ω
V
V
V
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