AT91SAM9261S-CU Atmel, AT91SAM9261S-CU Datasheet - Page 6

• Manufacturer Part Number: AT91SAM9261S-CU
• Description: ARM Microcontrollers - MCU BGA IND TEMP
• Manufacturer: Atmel
• Series: 91Sr

Specifications of AT91SAM9261S-CU

• Product Category: ARM Microcontrollers - MCU
• Rohs: yes
• Core: ARM926EJ-S
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 190 MHz
• Program Memory Size: 32 KB
• Data Ram Size: 16 KB
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: BGA-217
• Mounting Style: SMD/SMT
• Interface Type: 2-Wire, I2S, SPI, USB
• Length: 15 mm
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 96
• Number Of Timers: 4
• Program Memory Type: ROM
• Factory Pack Quantity: 126
• Supply Voltage - Max: 1.32 V, 3.6 V
• Supply Voltage - Min: 1.08 V, 1.65 V, 2.7 V, 3 V

Table 3-1.
6
Signal Name
IRQ0 - IRQ2
FIQ
PA0 - PA31
PB0 - PB31
PC0 - PC31
D0 - D31
A0 - A25
NWAIT
NCS0 - NCS7
NWR0 - NWR3
NRD
NWE
NBS0 - NBS3
CFCE1 - CFCE2
CFOE
CFWE
CFIOR
CFIOW
CFRNW
CFCS0 - CFCS1
NANDOE
NANDWE
NANDCS
SDCK
SDCKE
SDCS
BA0 - BA1
SDWE
RAS - CAS
SDA10
MCCK
MCCDA
MCDA0 - MCDA3
AT91SAM9261S
Signal Description by Peripheral (Continued)
External Wait Signal
Byte Mask Signal
NAND Flash Output Enable
NAND Flash Write Enable
Function
External Interrupt Inputs
Fast Interrupt Input
Parallel IO Controller A
Parallel IO Controller B
Parallel IO Controller C
Data Bus
Address Bus
Chip Select Lines
Write Signal
Read Signal
Write Enable
CompactFlash Chip Enable
CompactFlash Output Enable
CompactFlash Write Enable
CompactFlash IO Read
CompactFlash IO Write
CompactFlash Read Not Write
CompactFlash Chip Select Lines
NAND Flash Chip Select
SDRAM Clock
SDRAM Clock Enable
SDRAM Controller Chip Select
Bank Select
SDRAM Write Enable
Row and Column Signal
SDRAM Address 10 Line
Multimedia Card Clock
Multimedia Card A Command
Multimedia Card A Data
Multimedia Card Interface
CompactFlash Support
NAND Flash Support
SDRAM Controller
SMC
AIC
PIO
EBI
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Type
Input
Input
Input
I/O
I/O
I/O
I/O
I/O
I/O
Active Level
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Comments
Pulled-up input at reset
Pulled-up input at reset
Pulled-up input at reset
Pulled-up input at reset
0 at reset
6242ES–ATARM–11-Sep-09