AT91SAM9261S-CU Atmel, AT91SAM9261S-CU Datasheet - Page 20

• 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

9.1
Figure 9-1.
20
Block Diagram
AT91SAM9261S
System Controller Block Diagram
PC0-PC31
PB0-PB31
PA0-PA31
XOUT32
PLLRCA
PLLRCB
WKUP
SHDN
XIN32
XOUT
NRST
XIN
VDDCORE
VDDBU
CLOCK
dbgu_irq
SLOW
periph_irq[2..21]
pmc_irq
MAIN
PLLA
PLLB
POR
POR
OSC
OSC
wdt_irq
rstc_irq
periph_clk[2..4]
backup_nreset
backup_nreset
VDDBU Powered
pit_irq
VDDCORE Powered
rtt_irq
periph_nreset
periph_nreset
periph_nreset
periph_nreset
usb_suspend
proc_nreset
dbgu_rxd
dbgu_rxd
rtt_alarm
irq0-irq2
debug
debug
SLCK
SLCK
SLCK
SLCK
SLCK
MCK
MCK
idle
fiq
int
MAINCK
PLLBCK
PLLACK
ice_nreset
jtag_nreset
4 General-purpose
System Controller
Backup Registers
Management
Real-Time
Advanced
Watchdog
Controllers
Shutdown
Controller
Controller
Controller
Controller
Interrupt
Periodic
Interval
Debug
Reset
Power
Timer
Timer
Timer
PIO
Unit
wdt_fault
WDRPROC
int
dbgu_irq
force_ntrst
dbgu_txd
pit_irq
wdt_irq
periph_nreset
proc_nreset
backup_nreset
rstc_irq
rtt_irq
rtt_alarm
periph_clk[2..21]
pck[0-3]
PCK
UDPCK
UHPCK
LCDCK
MCK
pmc_irq
idle
periph_irq{2..4]
irq0-irq2
fiq
dbgu_txd
ice_nreset
force_ntrst
periph_clk[6..21]
periph_irq[6..21]
periph_nreset
periph_clk[10]
periph_nreset
periph_irq[10]
periph_clk[20]
periph_nreset
periph_irq[20]
periph_clk[21]
periph_nreset
periph_irq[21]
periph_nreset
usb_suspend
proc_nreset
in
out
enable
jtag_nreset
UDPCK
UHPCK
LCDCK
debug
MCK
PCK
nirq
nfiq
ntrst
Boundary Scan
TAP Controller
ARM926EJ-S
USB Device
Peripherals
Embedded
Bus Matrix
USB Host
Controller
LCD
Port
Port
6242ES–ATARM–11-Sep-09