SAM7X256 Atmel Corporation, SAM7X256 Datasheet - Page 31

• Manufacturer Part Number: SAM7X256
• Manufacturer: Atmel Corporation

Specifications of SAM7X256

• Flash (kbytes): 256 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 55 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 62
• Ext Interrupts: 62
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 2
• Twi (i2c): 1
• Uart: 3
• Can: 1
• Ssc: 1
• Ethernet: 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): 64
• Self Program Memory: NO
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.3
• Operating Voltage (vcc): 3.0 to 3.6
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

ARM DDI 0029G
Clocks and
Interrupts
controls
Debug
Power
timing
Bus
Copyright © 1994-2001. All rights reserved.
RANGEOUT0
RANGEOUT1
ECAPCLK
BREAKPT
EXTERN1
EXTERN0
COMMRX
COMMTX
nENOUTI
DBGACK
nENOUT
nRESET
DBGRQI
BIGEND
nHIGHZ
BUSDIS
DBGRQ
DBGEN
BUSEN
nEXEC
nWAIT
HIGHZ
ISYNC
nENIN
MCLK
ECLK
nIRQ
nFIQ
APE
ABE
DBE
TBE
ALE
V
V
DD
SS
Figure 1-4 ARM7TDMI processor functional diagram
ARM7TDMI
11
TCK
TMS
TDI
nTRST
TDO
TAPSM[3:0]
IR[3:0]
nTDOEN
TCK1
TCK2
SCREG[3:0]
nM[4:0]
TBIT
A[31:0]
DOUT[31:0]
D[31:0]
DIN[31:0]
nMREQ
SEQ
nRW
MAS[1:0]
BL[3:0]
LOCK
nTRANS
ABORT
nOPC
nCPI
CPA
CPB
Boundary
scan
control
signals
Boundary
scan
Processor
mode
Processor
state
Memory
interface
Memory
management
interface
Coprocessor
interface
Introduction
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