SAM3U2C Atmel Corporation, SAM3U2C Datasheet - Page 871

• Manufacturer Part Number: SAM3U2C
• 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

38.3
Figure 38-1. Pulse Width Modulation Controller Block Diagram
38.4
6430E–ATARM–29-Aug-11
6430E–ATARM–29-Aug-11
PWMFI0
PWMFIx
Block Diagram
I/O Lines Description
PMC
PIO
MCK
Each channel outputs two complementary external I/O lines.
Table 38-1.
Name
PWMHx
PWMLx
PWMFIx
Generator
CLOCK
Selector
Selector
Clock
Clock
I/O Line Description
Interface
APB
APB
Duty-Cycle
Channel x
Duty-Cycle
Channel 0
Counter
Counter
Update
Update
Period
Period
PDC
Description
PWM Waveform Output High for channel x
PWM Waveform Output Low for channel x
PWM Fault Input x
MUX
Comparator
Comparator
OCx
OC0
PWM Controller
Channel 0
Channel x
Dead-Time
Dead-Time
Generator
Generator
DTOH0
DTOL0
DTOHx
DTOLx
Comparison
Units
Override
Override
Output
Output
OOOH0
OOOHx
OOOLx
OOOL0
Protection
Protection
Interrupt Generator
Fault
Fault
Generator
Events
SAM3U Series
SAM3U Series
PWMLx
PWMH0
PWML0
PWMHx
event line 0
event line 1
event line x
Controller
Interrupt
Output
Input
Type
Output
ADC
PIO
PWMHx
PWMLx
PWMH0
PWML0
871
871