SAM3U2C Atmel Corporation, SAM3U2C Datasheet - Page 1170
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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SAM3U Series
Comments (Continued)
SPI:
Section 32.7.10 ”SPI Write Protection Control Register”
Register”, added.
SSC:
Section 31.7.1 ”Write Protection
31.8.18 ”SSC Write Protect Status Register”
SUPC:
Figure 19-5 ”Raising the VDDUTMI Power
Oscillator, NRST, periph_nreset, proc_nreset signals added, detailed startup time added up to instruction
fetch.
Figure 19-6 ”NRSTB
Section 19.4.8 ”Supply Controller Status
Figure 19-2 ”Separated Backup Supply Powering Scheme”
USART:
Section 35.7.2 ”USART Mode
Section 35.7.1 ”USART Control Register”
Section ”Receive NACK
grammar fixed.
Section 35.6.10 ”Write Protection
Section 35.7.17 ”USART Write Protect Status
Electrical Characteristics:
Section 43. ”SAM3U4/2/1 Electrical
Section 43.9.3.1 ”Maximum SPI
Figure 43-5 ”Measurement
Table 43-44, “I/O
Mechanical Characteristics:
Section 44.5 ”Soldering
Characteristics”, in the Conditions column: V
Reset”, updated SHDN / vr_standby waveform.
Profile”, added.
Inhibit”, updated.
Setup”, updated.
Register”, VAR_SYNC bitfield description updated.
Frequency”, added
Registers”,
Registers”,
Characteristics”, updated
Register”, added note concerning “status register flag reset”.
RSTSTA description updated with UNRE bit.
Section 35.7.1 ”USART Control
Supply”, updated, i.e., shutdown polarity changed, Fast RC
Section 31.8.17 ”SSC Write Protect Mode Register”
Section 35.7.16 ”USART Write Protect Mode Register”
Register”, added.
and
Section 32.7.11 ”SPI Write Protection Status
DDIO
= 1.62V
Register”, NACK description,
and
and
Section
6430E–ATARM–29-Aug-11
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