SAM3U2C Atmel Corporation, SAM3U2C Datasheet - Page 1123
SAM3U2C
Manufacturer Part Number
SAM3U2C
Description
Manufacturer
Atmel Corporation
Specifications of SAM3U2C
Flash (kbytes)
128 Kbytes
Pin Count
100
Max. Operating Frequency
96 MHz
Cpu
Cortex-M3
# Of Touch Channels
28
Hardware Qtouch Acquisition
No
Max I/o Pins
57
Ext Interrupts
57
Usb Transceiver
1
Quadrature Decoder Channels
1
Usb Speed
Hi-Speed
Usb Interface
Device
Spi
4
Twi (i2c)
1
Uart
4
Ssc
1
Sd / Emmc
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
12
Adc Speed (ksps)
384
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
36
Self Program Memory
YES
External Bus Interface
1
Dram Memory
No
Nand Interface
Yes
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8/3.3
Operating Voltage (vcc)
1.62 to 3.6
Fpu
No
Mpu / Mmu
Yes / No
Timers
3
Output Compare Channels
3
Input Capture Channels
3
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
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43.4.5
Table 43-20. XIN32 Clock Electrical Characteristics (In Bypass Mode)
Note:
6430E–ATARM–29-Aug-11
Symbol
1/(t
t
t
t
t
t
C
R
V
V
CPXIN32
CHXIN32
CLXIN32
CLCH
CHCL
XIN32_IL
XIN32_IH
IN
IN
CPXIN32
1. These characteristics apply only when the 32768 kHz XTAL Oscillator is in bypass mode (i.e., when OSCBYPASS: = 1 in
)
32.768 kHz XIN32 Clock Input Characteristics in Bypass Mode
SUPC_MR and XTALSEL = 1 in the SUPC_CR registers.
Parameter
XIN32 Clock Frequency
XIN32 Clock Period
XIN32 Clock High Half-period
XIN32 Clock Low Half-period
Rise Time
Fall Time
XIN32 Input Capacitance
XIN32 Pull-down Resistor
V
V
XIN32
XIN32
Input Low-level Voltage
Input High-level Voltage
V
XIN_IL
V
XIN_IH
t
CPXIN
Conditions
(1)
(1)
(1)
(1)
t
CPXIN
0.7 x V
t
CLCH
Min
-0.3
400
400
22
11
11
3
VDDBU
t
CPXIN
SAM3U Series
t
CHXIN
0.3 x V
V
VDDBU
Max
44
6
5
VDDBU
+0.3
t
CHCL
Units
kHz
MΩ
pF
μs
μs
μs
ns
ns
V
V
1123
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