SAM7X256 Atmel Corporation, SAM7X256 Datasheet - Page 7

• 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

Table 3-1.
Note:
6120I–ATARM–06-Apr-11
Signal Name
AD0-AD3
AD4-AD7
ADTRG
ADVREF
PGMEN0-PGMEN1
PGMM0-PGMM3
PGMD0-PGMD15
PGMRDY
PGMNVALID
PGMNOE
PGMCK
PGMNCMD
CANRX
CANTX
EREFCK
ETXCK
ERXCK
ETXEN
ETX0 - ETX3
ETXER
ERXDV
ECRSDV
ERX0 - ERX3
ERXER
ECRS
ECOL
EMDC
EMDIO
EF100
1. Refer to
Signal Description List (Continued)
Section 6. ”I/O Lines
Function
Analog Inputs
Analog Inputs
ADC Trigger
ADC Reference
Programming Enabling
Programming Mode
Programming Data
Programming Ready
Data Direction
Programming Read
Programming Clock
Programming Command
CAN Input
CAN Output
Reference Clock
Transmit Clock
Receive Clock
Transmit Enable
Transmit Data
Transmit Coding Error
Receive Data Valid
Carrier Sense and Data Valid
Receive Data
Receive Error
Carrier Sense
Collision Detected
Management Data Clock
Management Data Input/Output
Force 100 Mbits/sec.
Considerations”.
Fast Flash Programming Interface
Analog-to-Digital Converter
Ethernet MAC 10/100
CAN Controller
Analog
Analog
Analog
Output
Output
Output
Output
Output
Output
Output
Output
Type
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
I/O
I/O
Active
Level
High
High
Low
Low
Low
SAM7X512/256/128
Comments
Digital pulled-up inputs at reset
Analog Inputs
RMII only
MII only
MII only
ETX0 - ETX1 only in RMII
MII only
MII only
RMII only
ERX0 - ERX1 only in RMII
MII only
MII only
RMII only
7