SAM7SE256 Atmel Corporation, SAM7SE256 Datasheet - Page 29

• Manufacturer Part Number: SAM7SE256
• Manufacturer: Atmel Corporation

Specifications of SAM7SE256

• Flash (kbytes): 256 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 48 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 88
• Ext Interrupts: 88
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Twi (i2c): 1
• Uart: 3
• Ssc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 32
• Self Program Memory: NO
• External Bus Interface: 1
• Dram Memory: sdram
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 3.0 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

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
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
SAM7SE512/256/32
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