SAM3N1A Atmel Corporation, SAM3N1A Datasheet - Page 713

• Manufacturer Part Number: SAM3N1A
• Manufacturer: Atmel Corporation

Specifications of SAM3N1A

• Flash (kbytes): 64 Kbytes
• Pin Count: 48
• Max. Operating Frequency: 48 MHz
• Cpu: Cortex-M3
• # Of Touch Channels: 17
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 34
• Ext Interrupts: 34
• Quadrature Decoder Channels: 2
• Usb Speed: No
• Usb Interface: No
• Spi: 2
• Twi (i2c): 2
• Uart: 3
• Ssc: 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
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 8
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• 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: no / no
• Timers: 6
• Output Compare Channels: 6
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

35.4.7
Table 35-21. Crystal Characteristics
35.4.8
Table 35-22. XIN Clock Electrical Characteristics (In Bypass Mode)
Note:
11011A–ATARM–04-Oct-10
Symbol
ESR
C
C
Symbol
1/(t
t
t
t
V
V
CPXIN
CHXIN
CLXIN
XIN_IL
XIN_IH
M
SHUNT
CPXIN
1. These characteristics apply only when the 3-20 MHz XTAL Oscillator is in bypass mode.
)
3 to 20 MHz Crystal Characteristics
3 to 20 MHz XIN Clock Input Characteristics in Bypass Mode
Parameter
Equivalent Series Resistor (Rs)
Motional capacitance
Shunt capacitance
Parameter
XIN Clock Frequency
XIN Clock Period
XIN Clock High Half-period
XIN Clock Low Half-period
V
V
XIN
XIN
Input Low-level Voltage
Input High-level Voltage
V
XIN_IL
V
XIN_IH
t
CPXIN
Conditions
Fundamental @ 3MHz
Fundamental @ 8MHz
Fundamental @ 12MHz
Fundamental @ 16MHz
Fundamental @ 20MHz
t
CPXIN
Conditions
(1)
(1)
(1)
(1)
(1)
(1)
t
CPXIN
V
t
0.7 x
Min
CHXIN
Min
-0.3
VDDIO
20
8
8
Typ
Typ
V
V
Max
200
100
0.3 x
VDDIO
Max
80
80
50
VDDIO
0.3
8
7
50
SAM3N
+
Units
MHz
Unit
ns
ns
ns
pF
fF
V
V
Ω
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