ATSAM3U4CA-AU Atmel, ATSAM3U4CA-AU Datasheet - Page 1114
ATSAM3U4CA-AU
Manufacturer Part Number
ATSAM3U4CA-AU
Description
IC MCU 32BIT 256KB FLASH 100LQFP
Manufacturer
Atmel
Series
SAM3Ur
Specifications of ATSAM3U4CA-AU
Core Processor
ARM® Cortex-M3™
Core Size
32-Bit
Speed
96MHz
Connectivity
EBI/EMI, I²C, MMC, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
Number Of I /o
57
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
52K x 8
Voltage - Supply (vcc/vdd)
1.65 V ~ 1.95 V
Data Converters
A/D 4x10b, 4x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-LQFP
Operating Temperature (min)
-40C
Operating Temperature (max)
85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
100
Package Type
LQFP
Processor Series
ATSAM3x
Core
ARM Cortex M3
Data Bus Width
32 bit
Data Ram Size
52 KB
Interface Type
3xUSART, TWI, 4xSPI, Bus
Maximum Clock Frequency
96 MHz
Number Of Programmable I/os
57
Number Of Timers
8
Operating Supply Voltage
1.62 V to 3.6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
JTRACE-CM3, MDK-ARM, RL-ARM, ULINK2
Development Tools By Supplier
ATSAM3U-EK
Controller Family/series
SAM3U
No. Of I/o's
57
Ram Memory Size
52KB
Cpu Speed
96MHz
No. Of Timers
3
Rohs Compliant
Yes
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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43.4.3
Table 43-18. 32.768 kHz Crystal Oscillator Characteristics
Notes:
Where
43.4.4
Table 43-19. Crystal Characteristics
1114
Symbol
F
I
P
R
C
C
Symbol
ESR
C
C
DDST
req
ON
f
LEXT
para
M
SHUNT
C
1. R
PCB
SAM3U Series
32.768 kHz Crystal Oscillator Characteristics
32.768 kHz Crystal Characteristics
is the capacitance of the printed circuit board (PCB) track layout from the crystal to the SAM3U pin.
S
is the series resistor.
Parameter
Operating Frequency
Supply Ripple Voltage (on VDDBU)
Duty Cycle
Startup Time
Current consumption
Standby Current Consumption
Drive level
Internal resistor
Maximum external capacitor
on XIN32 and XOUT32
Internal Parasitic Capacitance
Parameter
Equivalent Series Resistor Rs
Motional capacitance
Shunt capacitance
C
LEXT
XIN32
C
LEXT
= 2x(
C
CRYSTAL
Conditions
Normal mode with crystal
Rms value, 10 KHz to 10 MHz
Rs < 50KΩ
Rs < 100KΩ
(1)
Rs < 50KΩ
Rs < 100KΩ
(1)
Standby mode @ 3.6V
between XIN32 and XOUT32
Conditions
Crystal @ 32.768 KHz
Crystal @ 32.768 KHz
Crystal @ 32.768 KHz
SAM3U
–
C
para
–
C
CL = 12.5pF
CL = 6pF
CL = 12.5pF
CL = 6pF
CL = 12.5pF
CL = 6pF
CL = 12.5pF
CL = 6pF
PCB
C
XOUT32
LEXT
).
Min
0.6
0.6
Min
1.2
40
Typ
650
450
900
650
1.4
Typ
50
10
50
32.768
1200
1400
1200
1600
1400
Max
900
300
500
0.1
1.6
30
60
22
5
6430D–ATARM–25-Mar-11
Max
100
3
2
Unit
KHz
mV
μW
MΩ
ms
nA
nA
pF
pF
%
Unit
KΩ
pF
fF
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