AT91SAM7X256-AU-999 Atmel, AT91SAM7X256-AU-999 Datasheet - Page 43
![IC ARM7 MCU 256K FLASH 100-LQFP](/photos/6/76/67646/313-100-lqfp_sml.jpg)
AT91SAM7X256-AU-999
Manufacturer Part Number
AT91SAM7X256-AU-999
Description
IC ARM7 MCU 256K FLASH 100-LQFP
Manufacturer
Atmel
Series
AT91SAMr
Datasheet
1.AT91SAM7X256B-CU.pdf
(45 pages)
Specifications of AT91SAM7X256-AU-999
Core Processor
ARM7
Core Size
16/32-Bit
Speed
55MHz
Connectivity
CAN, Ethernet, I²C, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number Of I /o
62
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
64K 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
100-LQFP
For Use With
AT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9AT91SAM7X-EK - KIT EVAL FOR AT91SAM7X256/128
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Other names
AT91SAM7X256-AU-999TR
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Revision History
Table 12-2.
6120FS–ATARM–17-Feb-09
Doc. Rev
6120AS
6120BS
6120CS
6120DS
Revision History
Comments
In
In
In
In
In
Peripherals block.
In
Update to product functionalities including changes to
Section 9.5 “Debug Unit” on page 29
Updated PLL output range max value in
Updated information in
Updated ordering information in
Added AT91SAM7X512 to product
Reformatted Memories
Reordered sub sections in Peripherals
Consolidated Memory Mapping in
Added TFBGA information
added LQFP and TFBGA package drawings
System Controller block diagram
“power_on_reset”.
Section 10.1 ”User Interface”
Table 10-1 on page 31
First issue - Unqualified on Intranet
Legal page updated.Qualified on Intranet
Corrections to maintain consistency with full datasheet:
In
PDC channels, removed Wake-on-LAN support.
In
In
changed all SPI pin names.
In
dynamic power consumption level on VDDCORE
In
“Features” on page
Figure 2-1 on page
Figure 2-1 on page
Section 5.2 “Power Consumption” on page
Section 6.2 “Test Pin” on page
Section 6.6 “I/O Lines Current Drawing” on page
Section 7.4 “Peripheral DMA Controller” on page
Section 8. “Memories” on page
Section 8.7 “SAM-BA Boot Assistant” on page
Figure 9-1 on page
Section 10.6 “Ethernet MAC” on page
AT91SAM7X512/256/128 Preliminary Summary
1, corrected Page Programming Time and Full Erase Time; corrected number of
4, corrected number of PDC channels.
4,
25, changed range of periph_irq and periph_clk on AIC and for Embedded
Section 5.1 “Power Supplies” on page
SYSIRQ changed to SYSC in “Peripheral Identifiers”
Section 8. “Memories” on page
Table 3-1 on page
Section 4.3 “100-ball TFBGA Package Outline” on page
User Peripherals are mapped between 0xF000 0000 and 0XFFFF EFFF.
“Ordering Information” on page
Figure 9-1 on page
13, removed reference to SAM-BA boot recovery.
17, corrected Page Programming Time and Full Erase Time.
Figure 8-1 on page
family.“Features” on page 1
and to Peripheral mapping.
Section 10. “Peripherals” on page 31
Section 9.2 “Clock Generator” on page
35, updated features.
5,
Section 11. on page
11, changed value of static current level and value of
Table 10-2 on page 33
22, updated section.
14, changed value of total current level.
16, corrected number of PDC channels.
25, “ice_nreset” signals changed to
18.
“Features” on page
17.
11.
and global
42.
39.
and
Table 10-3 on page
1,
Figure 2-1 on page
27.
10.
34,
4,
Change
Request
Ref.
CSR 05-388
05-457
05-462
05-491
05-471
2723
2728
rfo review
43