AT91SAM7S256D-AU Atmel, AT91SAM7S256D-AU Datasheet - Page 763

• 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

Version
6175E
Version
6175D
Comments
“Features” on page
Pinout”“Absolute Maximum Ratings” on page
page
Section 39. ”SAM7S Ordering
Section 40. ”Errata”
Section 40. ”Errata”
Section 40. ”Errata”
Comments
Section 40.20 ”SAM7S321 Errata - Revision A Parts”
Section 40. ”Errata”
Section 40.6.11.3 ”TWI: Disabling Does not Operate Correctly”
Section 40.6.11.4 ”TWI: NACK Status Bit Lost”
Section 40.6.11.5 ”TWI: Possible Receive Holding Register Corruption”
Section 40.6.12.1 ”USART: CTS in Hardware Handshaking”
Section 40.11.11.3 ”TWI: Disabling Does not Operate
Section 40.11.11.4 ”TWI: NACK Status Bit Lost”
Section 40.11.11.5 ”TWI: Possible Receive Holding Register Corruption”
Section 40.11.12.1 ”USART: CTS in Hardware Handshaking”
Section 40.16.10.3 ”TWI: Disabling Does not Operate
Section 40.16.10.4 ”TWI: NACK Status Bit Lost”
Section 40.16.10.5 ”TWI: Possible Receive Holding Register Corruption”
Section 40.16.11.2 ”USART: CTS in Hardware Handshaking”
Section 40.21.9.3 ”TWI: Disabling Does not Operate
Section 40.21.9.4 ”TWI: NACK Status Bit Lost”
Section 40.21.9.5 ”TWI: Possible Receive Holding Register Corruption”
Section 40.21.10.2 ”USART: CTS in Hardware Handshaking”
Section 40.7 ”SAM7S256 Errata - Revision A Parts”
Section 40.12 ”SAM7S128 Errata - Revision A Parts”
Section 39. ”SAM7S Ordering Information”
537and
1,
QFN package errata added,
SPI: SPCK Behavior in Master Mode added.
PIO: Leakage in worst case changed to 9 µA.
added the following:
Table 1-1, “Configuration Summary,” on page
Information”QFN package information added.
AT91SAM7S321 changed in
557,
Table 37-1, “Thermal Resistance Data,” on
added
Correctly”AT91SAM7S32
added
added
Correctly”AT91SAM7S128
Correctly”AT91SAM7S64
AT91SAM7S256
3,
Section 4. ”Package and
Table 39-1 on page 586
SAM7S Series [DATASHEET]
6175M–ATARM–26-Oct-12
Change
Request
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