AT91SAM7A3-AU Atmel, AT91SAM7A3-AU Datasheet - Page 9
![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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4.2
Table 4-1.
6042E–ATARM–14-Dec-06
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
1
2
3
4
5
6
7
8
9
Pinout
VDD3V3
VDD1V8
NRST
PB13
PB12
PB11
PB10
GND
GND
GND
TST
PB9
PB8
PB7
PB6
PB5
PB4
PB3
PB2
PB1
PB0
PA0
PA1
PA2
PA3
Pinout in 100-lead LQFP Package
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
VDD3V3
VDD1V8
FWKUP
WKUP0
WKUP1
VDDBU
SHDW
GND
PA10
PA11
PA12
PA13
PA14
PA15
PA16
PA17
PA18
PA19
GND
PA4
PA5
PA6
PA7
PA8
PA9
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
AT91SAM7A3 Preliminary
JTAGSEL
VDD1V8
VDD3V3
VDDPLL
XOUT
PA20
PA21
PA22
PA23
PA24
PA25
PA26
PA27
GND
PA28
PA29
PA30
PA31
TMS
TDO
GND
GND
TCK
TDI
XIN
100
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
PB14/ADC0_AD0
PB15/ADC0_AD1
PB16/ADC0_AD2
PB17/ADC0_AD3
PB18/ADC0_AD4
PB19/ADC0_AD5
PB20/ADC0_AD6
PB21/ADC0_AD7
PB22/ADC1_AD0
PB23/ADC1_AD1
PB24/ADC1_AD2
PB25/ADC1_AD3
PB26/ADC1_AD4
PB27/ADC1_AD5
PB28/ADC1_AD6
PB29/ADC1_AD7
ADVREFP
VDDANA
VDD3V3
VDD1V8
VDD3V3
PLLRC
GND
DDM
DDP
9
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