AT91SAM7A3-AU Atmel, AT91SAM7A3-AU Datasheet - Page 468
![IC ARM7 MCU FLASH 256K 100LQFP](/photos/6/76/67646/313-100-lqfp_sml.jpg)
AT91SAM7A3-AU
Manufacturer Part Number
AT91SAM7A3-AU
Description
IC ARM7 MCU FLASH 256K 100LQFP
Manufacturer
Atmel
Series
AT91SAMr
Specifications of AT91SAM7A3-AU
Core Processor
ARM7
Core Size
16/32-Bit
Speed
60MHz
Connectivity
CAN, I²C, MMC, SPI, SSC, UART/USART
Peripherals
POR, PWM, WDT
Number Of I /o
62
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
100-LQFP
Controller Family/series
AT91SAM7xx
No. Of I/o's
62
Ram Memory Size
32KB
Cpu Speed
60MHz
No. Of Timers
3
Rohs Compliant
Yes
Package
100LQFP
Device Core
ARM7TDMI
Family Name
91S
Maximum Speed
60 MHz
Operating Supply Voltage
3.3 V
Data Bus Width
32 Bit
Number Of Programmable I/os
62
Interface Type
CAN/SPI/I2S/TWI/USART/USB
On-chip Adc
2(8-chx10-bit)
Number Of Timers
3
Processor Series
AT91SAMx
Core
ARM7TDMI
Data Ram Size
32 KB
Maximum Clock Frequency
60 MHz
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
JTRACE-ARM-2M, MDK-ARM, RL-ARM, ULINK2
Development Tools By Supplier
AT91SAM-ICE, AT91-ISP, AT91SAM7A3-EK
Minimum Operating Temperature
- 40 C
Cpu Family
91S
Device Core Size
32b
Frequency (max)
60MHz
Total Internal Ram Size
32KB
# I/os (max)
62
Number Of Timers - General Purpose
3
Operating Supply Voltage (typ)
3.3V
Operating Supply Voltage (max)
3.6V
Operating Supply Voltage (min)
3V
Instruction Set Architecture
RISC
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
100
Package Type
LQFP
For Use With
AT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9AT91SAM7A3-EK - KIT EVAL FOR AT91SAM7A3
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
Company:
Part Number:
AT91SAM7A3-AU
Manufacturer:
MXIC
Quantity:
1 001
Company:
Part Number:
AT91SAM7A3-AU
Manufacturer:
Atmel
Quantity:
730
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34.9.7
Name:
Access Type:
• RSP: Response
Note:
34.9.8
Name:
Access Type:
• DATA: Data to Read
34.9.9
Name:
Access Type:
• DATA: Data to Write
6042E–ATARM–14-Dec-06
31
23
15
31
23
15
31
23
15
7
7
7
1. The response register can be read by N accesses at the same MCI_RSPR or at consecutive addresses (0x20 to 0x2C).
MCI Response Register
MCI Receive Data Register
MCI Transmit Data Register
N depends on the size of the response.
30
22
14
30
22
14
30
22
14
MCI_RSPR
Read-only
6
MCI_RDR
Read-only
6
MCI_TDR
Write-only
6
29
21
13
29
21
13
29
21
13
5
5
5
28
20
12
28
20
12
28
20
12
4
4
4
DATA
DATA
DATA
DATA
DATA
DATA
DATA
DATA
RSP
RSP
RSP
RSP
27
19
11
27
19
11
27
19
11
3
3
3
AT91SAM7A3 Preliminary
26
18
10
26
18
10
26
18
10
2
2
2
25
17
25
17
25
17
9
1
9
1
9
1
24
16
24
16
24
16
8
0
8
0
8
0
468
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