AT91SAM7S256D-AU Atmel, AT91SAM7S256D-AU Datasheet - Page 50

• 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

12.4
Debug and Test Pin Description
Table 12-1.
Pin Name
NRST
TST
TCK
TDI
TDO
TMS
JTAGSEL
DRXD
DTXD
Debug and Test Pin List
Function
Microcontroller Reset
Test Mode Select
Test Clock
Test Data In
Test Data Out
Test Mode Select
JTAG Selection
Debug Receive Data
Debug Transmit Data
ICE and JTAG
Debug Unit
Reset/Test
Input/Output
Output
Output
Type
Input
Input
Input
Input
Input
Input
SAM7S Series [DATASHEET]
Active Level
High
Low
6175M–ATARM–26-Oct-12
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