ATSAM3X4EA-AU Atmel, ATSAM3X4EA-AU Datasheet - Page 926

• 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

926
926
SAM3X/A
SAM3X/A
Figure 38-4. MMC Bus Connections (One Slot)
Note:
Figure 38-5. SD Memory Card Bus Topology
The SD Memory Card bus includes the signals listed in
Table 38-5.
Notes:
Pin
Number
1
2
3
4
5
6
7
8
9
When several HSMCI (x HSMCI) are embedded in a product, MCCK refers to HSMCIx_CK,
MCCDA to HSMCIx_CDA MCDAy to HSMCIx_DAy.
1. I: input, O: output, PP: Push Pull, OD: Open Drain.
2. When several HSMCI (x HSMCI) are embedded in a product, MCCK refers to HSMCIx_CK,
MCCDA to HSMCIx_CDA, MCCDB to HSMCIx_CDB, MCDAy to HSMCIx_DAy, MCDBy to
HSMCIx_DBy.
HSMCI
SD Memory Card Bus Signals
Name
CD/DAT[3]
CMD
VSS1
VDD
CLK
VSS2
DAT[0]
DAT[1]
DAT[2]
MCCDA
MCCK
MCDA0
PP
S
I/O
I/O/PP
I/O/PP
I/O/PP
Type
I/O/PP
S
S
(1)
1
9 1011
2 3 4 5 6
MMC1
9
1
1213 8
Description
Card detect/ Data line Bit 3
Command/response
Supply voltage ground
Supply voltage
Clock
Supply voltage ground
Data line Bit 0
Data line Bit 1 or Interrupt
Data line Bit 2
2 3 4 5 6
SD CARD
7
7 8
1
9 1011
Table
2 3 4 5 6
MMC2
1213 8
38-5.
7
HSMCI Pin
Name
(Slot z)
MCDz3
MCCDz
VSS
VDD
MCCK
VSS
MCDz0
MCDz1
MCDz2
1
9 1011
2 3 4 5 6
MMC3
11057B–ATARM–28-May-12
11057B–ATARM–28-May-12
(2)
1213 8
7