AT91SAM7SE256B-AUR Atmel, AT91SAM7SE256B-AUR Datasheet - Page 29

• Manufacturer Part Number: AT91SAM7SE256B-AUR
• Description: IC ARM7 MCU FLASH 256K 128-LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7SE256B-AUR

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 55MHz
• Connectivity: EBI/EMI, I²C, SPI, SSC, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 88
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Processor Series: SAM7SE256
• Core: ARM7TDMI
• Data Bus Width: 32 bit
• Data Ram Size: 32 KB
• Interface Type: SPI, USB
• Maximum Clock Frequency: 48 MHz
• Number Of Programmable I/os: 88
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Operating Temperature Range: - 40 C to + 85 C
• Processor To Be Evaluated: AT91SAM7SE256B
• Supply Current (max): 60 uA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

6222F–ATARM–14-Jan-11
Figure 9-1.
RCOSC
dbgu_irq
BOD
POR
OSC
periph_irq[2..18]
pmc_irq
PLL
wdt_irq
rstc_irq
en
power_on_reset
pit_irq
rtt_irq
periph_nreset
periph_nreset
periph_nreset
proc_nreset
cal
gpnvm[0]
irq0-irq1
dbgu_rxd
debug
debug
SLCK
SLCK
SLCK
MAINCK
MCK
MCK
PLLCK
SLCK
int
fiq
idle
power_on_reset
flash_wrdis
jtag_nreset
flash_poe
System Controller Block Diagram
gpnvm[1]
System Controller
bod_rst_en
Management
Real-Time
Advanced
Watchdog
Controller
Controller
Controller
Interrupt
Periodic
Interval
Debug
Power
Reset
Timer
Timer
Timer
Unit
wdt_fault
WDRPROC
SAM7SE512/256/32 Preliminary
int
dbgu_irq
force_ntrst
dbgu_txd
pit_irq
rtt_irq
wdt_irq
periph_nreset
proc_nreset
rstc_irq
periph_clk[2..18]
pck[0-3]
PCK
UDPCK
MCK
pmc_irq
idle
Regulator
Controller
Voltage
Mode
power_on_reset
force_ntrst
periph_clk[11]
periph_nreset
periph_irq[11]
usb_suspend
proc_nreset
proc_nreset
gpnvm[0..2]
jtag_nreset
flash_wrdis
i h
flash_poe
cal
standby
UDPCK
debug
MCK
nirq
nfiq
PCK
cal
security_bit
lk[4 18]
Boundary Scan
TAP Controller
USB Device
ARM7TDMI
Embedded
Controller
Regulator
Memory
Voltage
Flash
Port
29