AT91SAM9261B-CU Atmel, AT91SAM9261B-CU Datasheet - Page 23

• Manufacturer Part Number: AT91SAM9261B-CU
• Description: MCU ARM9 ULTRA LOW PWR 217-LFBGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM9261B-CU

• Core Processor: ARM9
• Core Size: 16/32-Bit
• Speed: 190MHz
• Connectivity: EBI/EMI, I²C, MMC, SPI, SSC, UART/USART, USB
• Peripherals: DMA, LCD, POR, PWM, WDT
• Number Of I /o: 96
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: ROM
• Ram Size: 192K x 8
• Voltage - Supply (vcc/vdd): 1.08 V ~ 1.32 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 217-LFBGA
• Cpu Family: AT91
• Device Core: ARM926EJ-S
• Device Core Size: 32b
• Frequency (max): 240MHz
• Total Internal Ram Size: 160KB
• # I/os (max): 96
• Number Of Timers - General Purpose: 4
• Operating Supply Voltage (typ): 1.2/1.8/3.3V
• Operating Supply Voltage (max): 1.32/1.95/3.6V
• Operating Supply Voltage (min): 1.08/1.65/2.7/3V
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 217
• Package Type: LFBGA
• Processor Series: AT91SAMx
• Core: ARM926EJ-S
• Data Bus Width: 32 bit
• Data Ram Size: 160 KB
• Interface Type: JTAG,SPI, SSC, TWI, UART
• Maximum Clock Frequency: 190 MHz
• Number Of Programmable I/os: 96
• Number Of Timers: 3
• Operating Supply Voltage: 3 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: JTRACE-ARM-2M, MDK-ARM, RL-ARM, ULINK2
• Development Tools By Supplier: AT91SAM-ICE, AT91-ISP, AT91SAM9261-EK
• Minimum Operating Temperature: - 40 C
• Controller Family/series: AT91SAM9xxx
• No. Of I/o's: 96
• Ram Memory Size: 160KB
• Cpu Speed: 190MHz
• No. Of Timers: 1
• Rohs Compliant: Yes
• For Use With: AT91SAM9261-EK - KIT EVAL FOR AT91SAM926EJ-S
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Compliant

9.1
Figure 9-1.
6062LS–ATARM–23-Mar-09
Block Diagram
System Controller Block Diagram
PC0-PC31
PB0-PB31
PA0-PA31
XOUT32
PLLRCA
PLLRCB
WKUP
SHDN
NRST
XIN32
XOUT
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
rtt_irq
VDDCORE Powered
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
PLLACK
PLLBCK
ice_nreset
jtag_nreset
4 General-purpose
System Controller
Backup Registers
Management
Real-Time
Controllers
Advanced
Watchdog
Shutdown
Controller
Controller
Controller
Controller
Interrupt
Periodic
Interval
Debug
Power
Reset
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
AT91SAM9261 Preliminary
ice_nreset
force_ntrst
periph_clk[6..21]
periph_irq[6..21]
periph_clk[10]
periph_clk[20]
periph_clk[21]
periph_nreset
periph_nreset
periph_irq[10]
periph_nreset
periph_irq[20]
periph_nreset
periph_irq[21]
periph_nreset
usb_suspend
proc_nreset
in
out
enable
jtag_nreset
UDPCK
UHPCK
LCDCK
debug
PCK
MCK
nirq
nfiq
ntrst
Boundary Scan
TAP Controller
ARM926EJ-S
USB Device
Peripherals
Embedded
Bus Matrix
USB Host
Controller
LCD
Port
Port
23