SAM3N1B Atmel Corporation, SAM3N1B Datasheet - Page 725

• Manufacturer Part Number: SAM3N1B
• Manufacturer: Atmel Corporation

Specifications of SAM3N1B

• Flash (kbytes): 64 Kbytes
• Pin Count: 64
• 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: 3
• Twi (i2c): 2
• Uart: 4
• Ssc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 10
• Adc Resolution (bits): 10
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Dac Channels: 1
• Dac Resolution (bits): 10
• 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

Table 35-38. USART SPI Timings (Continued)
Notes:
11011A–ATARM–04-Oct-10
Symbol
SPI
SPI
SPI
SPI
SPI
SPI
10
11
12
13
14
15
1. 1.8V domain: VDDIO from 1.65V to 1.95V, maximum external capacitor = 25pF
2. 3.3V domain: VDDIO from 3.0V to 3.6V, maximum external capacitor = 25pF.
Parameter
MOSI Setup time before SCK falls
MOSI Hold time after SCK falls
NPCS0 setup to SCK rising
NPCS0 hold after SCK falling
NPCS0 setup to SCK falling
NPCS0 hold after SCK rising
1.8v domain
3.3v domain
1.8v domain
3.3v domain
1.8v domain
3.3v domain
1.8v domain
3.3v domain
1.8v domain
3.3v domain
1.8v domain
3.3v domain
Conditions
2.5 * MCK -0.26
1.5 * MCK + 2.2
1.5 * MCK + 1.8
1.5 * MCK + 1.7
2.5 * MCK -0.4
2.5 * MCK -0.4
2.5 * MCK -0.4
2 * MCK + 1.8
2 * MCK + 1.7
1.5 * MCK + 2
Min
0.5
0.4
Max
SAM3N
Units
ns
ns
ns
ns
ns
ns
725