ATSAM3X4EA-AU Atmel, ATSAM3X4EA-AU Datasheet - Page 681

• Manufacturer Part Number: ATSAM3X4EA-AU
• Description: ARM Microcontrollers - MCU QFP144,GREEN, IND TEMP, MRL A
• Manufacturer: Atmel

Specifications of ATSAM3X4EA-AU

• Rohs: yes
• Core: ARM Cortex M3
• Processor Series: SAM3X
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 84 MHz
• Program Memory Size: 256 KB
• Data Ram Size: 64 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 2.4 V to 3.6 V
• Operating Temperature Range: - 40 C to +85 C
• Package / Case: LQFP-144
• Mounting Style: SMD/SMT
• Factory Pack Quantity: 60

33.4
Figure 33-2. Application Block Diagram: Single Master/Multiple Slave Implementation
33.5
Table 33-1.
11057B–ATARM–28-May-12
11057B–ATARM–28-May-12
Pin Name
MISO
MOSI
SPCK
NPCS1-NPCS3
NPCS0/NSS
Application Block Diagram
Signal Description
Signal Description
SPI Master
SPCK
MISO
MOSI
NPCS0
NPCS1
NPCS2
NPCS3
Pin Description
Master In Slave Out
Master Out Slave In
Serial Clock
Peripheral Chip Selects
Peripheral Chip Select/Slave Select
NC
SPCK
MISO
MOSI
NSS
SPCK
MISO
MOSI
NSS
SPCK
MISO
MOSI
NSS
Master
Input
Output
Output
Output
Output
Slave 0
Slave 1
Slave 2
Type
SAM3X/A
SAM3X/A
Slave
Output
Input
Input
Unused
Input
681
681