SAM3U2C Atmel Corporation, SAM3U2C Datasheet - Page 369
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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Figure 25-15. Early Read Wait State: NCS Controlled Write with No Hold Followed by a Read with No NCS Setup
Figure 25-16. Early Read Wait State: NWE-controlled Write with No Hold Followed by a Read with one Set-up Cycle
6430E–ATARM–29-Aug-11
6430E–ATARM–29-Aug-11
external write controlling signal
internal write controlling signal
NBS0, NBS1,
A[23:2]
D[15:0]
A0,A1
MCK
NRD
NCS
NBS0, NBS1,
D[15:0]
A[23:2]
A0, A1
(NWE)
MCK
NRD
(WRITE_MODE = 0)
write cycle
(WRITE_MODE = 1)
no hold
write cycle
no hold
Early Read
wait state
Early Read
wait state
(READ_MODE = 0 or READ_MODE = 1)
no setup
read setup = 1
(READ_MODE = 0 or READ_MODE = 1)
read cycle
read cycle
SAM3U Series
SAM3U Series
369
369
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