AT91SAM7XC256B-AU-999 Atmel, AT91SAM7XC256B-AU-999 Datasheet - Page 40
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AT91SAM7XC256B-AU-999
Manufacturer Part Number
AT91SAM7XC256B-AU-999
Description
IC MCU ARM7 256KB FLASH 100LQFP
Manufacturer
Atmel
Series
AT91SAMr
Datasheet
1.AT91SAM7XC128B-CU.pdf
(47 pages)
Specifications of AT91SAM7XC256B-AU-999
Core Processor
ARM7
Core Size
16/32-Bit
Speed
55MHz
Connectivity
CAN, Ethernet, I²C, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number Of I /o
62
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
64K 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
100-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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10.16 Triple Data Encryption Standard
10.17 Analog-to-Digital Converter
40
AT91SAM7XC512/256/128 Preliminary
• 8-, 16-, 32-, 64- and 128-bit Data Sizes Possible in CFB Mode
• Last Output Data Mode allowing Message Authentication Code (MAC) generation
• Hardware Countermeasures against Differential Power Analysis attacks
• Connection to PDC Channel Capabilities Optimizes Data Transfers for all Operating Modes:
• Single Data Encryption Standard (DES) and Triple Data Encryption
• Algorithm (TDEA or TDES) supports
• Compliant with FIPS Publication 46-3, Data Encryption Standard (DES)
• 64-bit Cryptographic Key
• Two-key or Three-key Algorithms
• 18-clock Cycles Encryption/Decryption Processing Time for DES
• 50-clock Cycles Encryption/Decryption Processing Time for TDES
• Support the Four Standard Modes of Operation specified in the FIPS Publication 81, DES
• Modes of Operation:
• 8-, 16-, 32- and 64- Data Sizes Possible in CFB Mode
• Last Output Data Mode allowing Optimized Message (Data) Authentication Code (MAC)
• Connection to PDC Channel Capabilities Optimizes Data Transfers for all Operating Modes:
• 8-channel ADC
• 10-bit 384 Ksamples/sec. Successive Approximation Register ADC
• ±2 LSB Integral Non Linearity, ±1 LSB Differential Non Linearity
• Integrated 8-to-1 multiplexer, offering eight independent 3.3V analog inputs
• External voltage reference for better accuracy on low voltage inputs
• Individual enable and disable of each channel
• Multiple trigger sources
• Sleep Mode and conversion sequencer
generation
– Counter (CTR)
– One Channel for the Receiver, One Channel for the Transmitter
– Next Buffer Support
– Electronic Codebook (ECB)
– Cipher Block Chaining (CBC)
– Cipher Feedback (CFB)
– Output Feedback (OFB)
– One Channel for the Receiver, One Channel for the Transmitter
– Next Buffer Support
– Hardware or software trigger
– External trigger pin
– Timer Counter 0 to 2 outputs TIOA0 to TIOA2 trigger
6209DS–ATARM–17-Feb-09