AT91SAM7S256D-AU Atmel, AT91SAM7S256D-AU Datasheet - Page 235

• 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

26.5.10
Name:
Access Type:
• VERSION: Version of the Device
• EPROC: Embedded Processor
• NVPSIZ: Nonvolatile Program Memory Size
EXT
31
23
15
7
0
0
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
Debug Unit Chip ID Register
EPROC
EPROC
30
22
14
DBGU_CIDR
Read-only
6
0
1
0
0
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
NVPSIZ2
ARCH
NVPSIZ
NVPTYP
29
21
13
5
1
0
0
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
Processor
ARM946ES
ARM7TDMI
ARM920T
ARM926EJS
28
20
12
4
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
™
™
®
™
Size
None
8K bytes
16K bytes
32K bytes
Reserved
64K bytes
Reserved
128K bytes
Reserved
256K bytes
512K bytes
Reserved
1024K bytes
Reserved
2048K bytes
Reserved
27
19
11
3
VERSION
26
18
10
2
SAM7S Series [DATASHEET]
SRAMSIZ
NVPSIZ
ARCH
6175M–ATARM–26-Oct-12
25
17
9
1
24
16
8
0
235