AT91SAM7S256D-AU Atmel, AT91SAM7S256D-AU Datasheet - Page 451

• 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

Figure 33-2. Clock Chaining Selection
Figure 33-3. Clock Selection
TCLK0
TCLK1
TCLK2
TIMER_CLOCK1
TIMER_CLOCK2
TIMER_CLOCK3
TIMER_CLOCK4
TIMER_CLOCK5
XC0
XC1
XC2
TIOA1
TIOA2
TIOA0
TIOA2
TIOA0
TIOA1
1
TCCLKS
TC0XC0S
TC1XC1S
TC2XC2S
BURST
XC0
XC1 = TCLK1
XC2 = TCLK2
XC0 = TCLK2
XC1
XC2 = TCLK2
XC0 = TCLK0
XC1 = TCLK1
XC2
Timer/Counter
Timer/Counter
Timer/Counter
Channel 0
Channel 1
Channel 2
SYNC
SYNC
SYNC
CLKI
TIOA0
TIOB0
TIOA1
TIOB1
TIOA2
TIOB2
SAM7S Series [DATASHEET]
Selected
Clock
6175M–ATARM–26-Oct-12
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