AT91SAM7S256D-AU Atmel, AT91SAM7S256D-AU Datasheet - Page 35

• Manufacturer Part Number: AT91SAM7S256D-AU
• Description: ARM Microcontrollers - MCU 256K Flash SRAM 64K ARM based MCU
• Manufacturer: Atmel
• Series: SAM7S256r

Specifications of AT91SAM7S256D-AU

• Rohs: yes
• Core: ARM
• Processor Series: AT91SAM
• Data Bus Width: 16 bit/32 bit
• Maximum Clock Frequency: 55 MHz
• Program Memory Size: 256 KB
• Data Ram Size: 64 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 3 V to 3.6 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: LQFP-64
• Mounting Style: SMD/SMT
• Interface Type: 2-Wire, I2S, SPI, USART
• Length: 7 mm

10.4
Table 10-3. Multiplexing on PIO Controller A (SAM7S512/256/128/64/321/161)
I/O Line
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PA8
PA9
PA10
PA11
PA12
PA13
PA14
PA15
PA16
PA17
PA18
PA19
PA20
PA21
PA22
PA23
PA24
PA25
PA26
PA27
PA28
PA29
PA30
PA31
PIO Controller A Multiplexing
Peripheral A
PWM0
PWM1
PWM2
TWD
TWCK
RXD0
TXD0
RTS0
CTS0
DRXD
DTXD
NPCS0
MISO
MOSI
SPCK
TF
TK
TD
RD
RK
RF
RXD1
TXD1
SCK1
RTS1
CTS1
DCD1
DTR1
DSR1
RI1
IRQ1
NPCS1
PIO Controller A
Peripheral B
TIOA0
TIOB0
SCK0
NPCS3
TCLK0
NPCS3
PCK0
PWM3
ADTRG
NPCS1
NPCS2
PWM0
PWM1
PWM2
PWM3
TIOA1
TIOB1
PCK1
PCK2
FIQ
IRQ0
PCK1
NPCS3
PWM0
PWM1
PWM2
TIOA2
TIOB2
TCLK1
TCLK2
NPCS2
PCK2
Comments
High-Drive
High-Drive
High-Drive
High-Drive
AD0
AD1
AD2
AD3
Application Usage
Function
SAM7S Series [DATASHEET]
Comments
6175M–ATARM–26-Oct-12
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