AT91SAM7SE256B-AUR Atmel, AT91SAM7SE256B-AUR Datasheet - Page 24

IC ARM7 MCU FLASH 256K 128-LQFP

AT91SAM7SE256B-AUR

Manufacturer Part Number
AT91SAM7SE256B-AUR
Description
IC ARM7 MCU FLASH 256K 128-LQFP
Manufacturer
Atmel
Series
AT91SAMr
Datasheet

Specifications of AT91SAM7SE256B-AUR

Core Processor
ARM7
Core Size
16/32-Bit
Speed
55MHz
Connectivity
EBI/EMI, I²C, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
88
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
1.65 V ~ 1.95 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Processor Series
SAM7SE256
Core
ARM7TDMI
Data Bus Width
32 bit
Data Ram Size
32 KB
Interface Type
SPI, USB
Maximum Clock Frequency
48 MHz
Number Of Programmable I/os
88
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Operating Temperature Range
- 40 C to + 85 C
Processor To Be Evaluated
AT91SAM7SE256B
Supply Current (max)
60 uA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
 Details

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AT91SAM7SE256B-AUR
Manufacturer:
Atmel
Quantity:
10 000
8.1.2
8.1.2.1
24
SAM7SE512/256/32 Preliminary
Embedded Flash
Flash Overview
Figure 8-2.
Figure 8-3.
The Flash of the SAM7SE512 is organized in two banks (dual plane) of 1024 pages of 256
bytes. It reads as 131,072 32-bit words.
The Flash of the SAM7SE256 is organized in 1024 pages (single plane) of 256 bytes. It reads as
65,536 32-bit words.
The Flash of the SAM7SE32 is organized in 256 pages (single plane) of 128 bytes. It reads as
8192 32-bit words.
The Flash of the SAM7SE32 contains a 128-byte write buffer, accessible through a 32-bit
interface.
The Flash of the SAM7SE512/256 contains a 256-byte write buffer, accessible through a 32-bit
interface.
256M Bytes
256M Bytes
Internal Memory Mapping with GPNVM Bit 2 = 0 (default)
Internal Memory Mapping with GPNVM Bit 2 = 1
0x0000 0000
0x0010 0000
0x0020 0000
0x0000 0000
0x0010 0000
0x0020 0000
0x000F FFFF
0x001F FFFF
0x002F FFFF
0x0030 0000
0x0FFF FFFF
0x000F FFFF
0x001F FFFF
0x002F FFFF
0x0030 0000
0x0FFF FFFF
0x0040 0000
0x0040 0000
0x003F FFFF
0x003F FFFF
Flash Before Remap
ROM Before Remap
SRAM After Remap
Undefined Areas
Undefined Areas
SRAM After Remap
Internal FLASH
Internal FLASH
Internal SRAM
Internal SRAM
Internal ROM
Internal ROM
(Abort)
(Abort)
252 M Bytes
252 M Bytes
1 M Bytes
1 M Bytes
1 M Bytes
1 M Bytes
1 M Bytes
1 M Bytes
1 M Bytes
1 M Bytes
6222F–ATARM–14-Jan-11

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