AT32UC3B1256-AUT Atmel, AT32UC3B1256-AUT Datasheet - Page 326
![IC MCU AVR32 256KB FLASH 48-TQFP](/photos/6/82/68248/313-48-vqfp_sml.jpg)
AT32UC3B1256-AUT
Manufacturer Part Number
AT32UC3B1256-AUT
Description
IC MCU AVR32 256KB FLASH 48-TQFP
Manufacturer
Atmel
Series
AVR®32 UC3r
Specifications of AT32UC3B1256-AUT
Core Processor
AVR
Core Size
32-Bit
Speed
60MHz
Connectivity
I²C, IrDA, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number Of I /o
28
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 6x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
48-TQFP, 48-VQFP
Processor Series
AT32UC3x
Core
AVR32
Data Bus Width
32 bit
Data Ram Size
32 KB
Interface Type
2-Wire/SPI/USART
Maximum Clock Frequency
60 MHz
Number Of Programmable I/os
28
Number Of Timers
3
Operating Supply Voltage
3.3 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
EWAVR32, EWAVR32-BL
Development Tools By Supplier
ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT, ATEXTWIFI, ATEVK1101
Minimum Operating Temperature
- 40 C
On-chip Adc
6-ch x 10-bit
Controller Family/series
AVR UC3
No. Of I/o's
28
Ram Memory Size
32KB
Cpu Speed
60MHz
No. Of Timers
1
Rohs Compliant
Yes
For Use With
ATSTK600-TQFP48 - STK600 SOCKET/ADAPTER 48-TQFPATAVRONEKIT - KIT AVR/AVR32 DEBUGGER/PROGRMMR770-1008 - ISP 4PORT ATMEL AVR32 MCU SPIATEVK1101 - KIT DEV/EVAL FOR AVR32 AT32UC3B
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:
AT32UC3B1256-AUT
Manufacturer:
ATMEL
Quantity:
1 000
- Current page: 326 of 692
- Download datasheet (11Mb)
21.6.5.1
21.6.5.2
32059K–03/2011
IrDA Modulation
IrDA Baud Rate
For baud rates up to and including 115.2 Kbits/sec, the RZI modulation scheme is used. “0” is
represented by a light pulse of 3/16th of a bit time. Some examples of signal pulse duration are
shown in
Table 21-10. IrDA Pulse Duration
Figure 21-33
Figure 21-33. IrDA Modulation
Table 21-11
the requirement on the maximum acceptable error of ±1.87% must be met.
Table 21-11. IrDA Baud Rate Error
Baud Rate
2.4 Kb/s
9.6 Kb/s
19.2 Kb/s
38.4 Kb/s
57.6 Kb/s
115.2 Kb/s
Peripheral Clock
3 686 400
20 000 000
32 768 000
40 000 000
3 686 400
20 000 000
32 768 000
40 000 000
3 686 400
20 000 000
Table
gives some examples of CD values, baud rate error and pulse duration. Note that
shows an example of character transmission.
Transmitter
21-10.
Output
TXD
Baud Rate
115 200
115 200
115 200
115 200
57 600
57 600
57 600
57 600
38 400
38 400
Bit Period
Start
Bit
0
1
0
Pulse Duration (3/16)
78.13 µs
19.53 µs
9.77 µs
4.88 µs
3.26 µs
1.63 µs
CD
11
18
22
22
36
43
33
1
2
4
6
Data Bits
0
0
Baud Rate Error
1
0.00%
1.38%
1.25%
1.38%
0.00%
1.38%
1.25%
0.93%
0.00%
1.38%
1
16
3
0
Bit Period
AT32UC3B
Stop
Bit
1
Pulse Time
1.63
1.63
1.63
1.63
3.26
3.26
3.26
3.26
4.88
4.88
326
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