AT32UC3A3128-ALUT Atmel, AT32UC3A3128-ALUT Datasheet - Page 62
![IC MCU 128KB FLASH 144LQFP](/photos/6/72/67244/144l1-lqfp_sml.jpg)
AT32UC3A3128-ALUT
Manufacturer Part Number
AT32UC3A3128-ALUT
Description
IC MCU 128KB FLASH 144LQFP
Manufacturer
Atmel
Series
AVR®32 UC3r
Specifications of AT32UC3A3128-ALUT
Core Processor
AVR
Core Size
32-Bit
Speed
66MHz
Connectivity
EBI/EMI, I²C, IrDA, MMC, SPI, SSC, UART/USART, USB OTG
Peripherals
Brown-out Detect/Reset, DMA, POR, WDT
Number Of I /o
110
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
128K 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
144-LQFP
Processor Series
AT32UC3x
Core
AVR32
Data Bus Width
32 bit
Data Ram Size
96 KB
Interface Type
IrDA/SCI/SCIF/UDI
Maximum Clock Frequency
66 MHz
Number Of Timers
3
Operating Supply Voltage
3 V to 3.6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
EWAVR32, EWAVR32-BL, KSK-EVK1100-PL
Development Tools By Supplier
ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT, ATEXTWIFI, ATEVK1104
Minimum Operating Temperature
- 40 C
Controller Family/series
AT32UC3A
No. Of I/o's
109
Ram Memory Size
32KB
Cpu Speed
66MHz
No. Of Timers
1
Rohs Compliant
Yes
For Use With
ATEVK1104 - KIT DEV/EVAL FOR AVR32 AT32UC3AATAVRONEKIT - KIT AVR/AVR32 DEBUGGER/PROGRMMRATEVK1100 - KIT DEV/EVAL FOR AVR32 AT32UC3A
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT32UC3A3128-ALUT
Manufacturer:
Atmel
Quantity:
135
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7.6.6
Name:
Access Type:
Offset:
Reset Value:
• STARTUP: Oscillator Startup Time
• MODE: Oscillator Mode
• OSC32EN: Enable the 32 KHz oscillator
32072C–AVR32–2010/03
STARTUP
0
1
2
3
4
5
6
7
31
23
15
7
-
-
-
-
Select startup time for 32 KHz oscillator
Note: This register is only reset by Power-On Reset
Choose between crystal, or external clock
0: External clock connected on XIN32, XOUT32 can be used as a I/O (no crystal)
1: Crystal is connected to XIN32/XOUT32 - Oscillator is used with automatic gain control
2 to 7: Reserved
0: 32 KHz Oscillator is disabled
1: 32 KHz Oscillator is enabled
32 KHz Oscillator Control Register
Number of RC oscillator
clock cycle
0
128
8192
16384
65536
131072
262144
524288
30
22
14
OSCCTRL32
Read/Write
0x30
0x00000000
6
-
-
-
-
29
21
13
5
-
-
-
-
Approximative Equivalent time
(RCSYS = 115 kHz)
0
1.1 ms
72.3 ms
143 ms
570 ms
1.1 s
2.3 s
4.6 s
28
20
12
4
-
-
-
-
27
19
11
3
-
-
-
-
26
18
10
2
-
-
AT32UC3A3/A4
STARTUP
MODE
25
17
9
1
-
-
OSC32EN
24
16
8
0
-
62
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