AT91SAM7XC256B-AU Atmel, AT91SAM7XC256B-AU Datasheet - Page 34

• Manufacturer Part Number: AT91SAM7XC256B-AU
• Description: MCU ARM 256K HS FLASH 100-LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7XC256B-AU

• 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
• Package: 100LQFP
• Device Core: ARM7TDMI
• Family Name: 91S
• Maximum Speed: 55 MHz
• Operating Supply Voltage: 1.8 V
• Data Bus Width: 32 Bit
• Number Of Programmable I/os: 62
• Interface Type: CAN/Ethernet/SPI/TWI/USART/USB
• On-chip Adc: 8-chx10-bit
• Number Of Timers: 3
• Processor Series: 91S
• Core: ARM7TDMI
• Data Ram Size: 64 KB
• Maximum Clock Frequency: 55 MHz
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Operating Temperature Range: - 40 C to + 85 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

10.4
Table 10-2.
34
I/O Line
PA10
PA11
PA12
PA13
PA14
PA15
PA16
PA17
PA18
PA19
PA20
PA21
PA22
PA23
PA24
PA25
PA26
PA27
PA28
PA29
PA30
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PA8
PA9
PIO Controller A Multiplexing
AT91SAM7XC512/256/128 Preliminary
Multiplexing on PIO Controller A
SPI0_NPCS1
SPI0_NPCS2
SPI0_NPCS3
Peripheral A
SPI_NPCS0
SPI0_SPCK
SPI0_MISO
SPI0_MOSI
CANRX
CANTX
TWCK
DRXD
RXD0
SCK0
RXD1
SCK1
DTXD
TXD0
RTS0
CTS0
TXD1
RTS1
CTS1
IRQ0
TWD
FIQ
RD
TK
TD
RK
RF
TF
PIO Controller A
SPI1_NPCS1
SPI1_NPCS2
SPI1_NPCS3
SPI0_NPCS1
SPI0_NPCS2
SPI0_NPCS3
SPI1_NPCS0
SPI1_NPCS1
SPI1_NPCS2
SPI1_NPCS3
Peripheral B
SPI1_SPCK
SPI1_MOSI
SPI1_MISO
TCLK2
PCK1
PCK3
PCK2
IRQ1
Comments
High-Drive
High-Drive
High-Drive
High-Drive
Application Usage
Function
Comments
6209DS–ATARM–17-Feb-09