ATSAM3U-EK Atmel, ATSAM3U-EK Datasheet - Page 454

• Manufacturer Part Number: ATSAM3U-EK
• Description: KIT EVAL FOR AT91SAM3U CORTEX
• Manufacturer: Atmel
• Type: MCUr

Specifications of ATSAM3U-EK

• Contents: Board
• Processor To Be Evaluated: SAM3U
• Data Bus Width: 32 bit
• Interface Type: RS-232, USB
• Operating Supply Voltage: 3 V
• Silicon Manufacturer: Atmel
• Core Architecture: ARM
• Core Sub-architecture: Cortex - M3
• Silicon Core Number: SAM3U4E
• Silicon Family Name: SAM3U
• Kit Contents: Board CD Docs
• Rohs Compliant: Yes
• For Use With/related Products: AT91SAM3U
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

27.2
454
Block Diagram
SAM3U Series
Figure 27-1. Clock Generator Block Diagram
XOUT32
(Supply Controller)
XIN32
XOUT
XIN
XTALSEL
Clock Generator
RC Oscillator
12/8/4 MHz
Management
Embedded
Embedded
32 kHz RC
3-20 MHz
Oscillator
32768 Hz
Status
Oscillator
Oscillator
Crystal
Controller
Crystal
Fast
Power
Control
0
1
0
1
MOSCSEL
USB UTMI
PLLA and
Divider
PLL
Slow Clock
SLCK
Main Clock
MAINCK
PLLA Clock
PLLACK
UPLL Clock
UPLLCK
6430D–ATARM–25-Mar-11