AT32UC3B1256-Z1UR Atmel, AT32UC3B1256-Z1UR Datasheet - Page 421
![MCU AVR32 256K FLASH 48-QFN](/photos/6/82/68297/48-qfn_sml.jpg)
AT32UC3B1256-Z1UR
Manufacturer Part Number
AT32UC3B1256-Z1UR
Description
MCU AVR32 256K FLASH 48-QFN
Manufacturer
Atmel
Series
AVR®32 UC3r
Datasheet
1.AT32UC3B164-AUR.pdf
(680 pages)
Specifications of AT32UC3B1256-Z1UR
Package / Case
48-QFN Exposed Pad
Voltage - Supply (vcc/vdd)
1.65 V ~ 1.95 V
Operating Temperature
-40°C ~ 85°C
Speed
60MHz
Number Of I /o
28
Core Processor
AVR
Program Memory Type
FLASH
Ram Size
32K x 8
Program Memory Size
256KB (256K x 8)
Data Converters
A/D 6x10b
Oscillator Type
Internal
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Connectivity
I²C, IrDA, SPI, SSC, UART/USART, USB
Core Size
32-Bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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32059J–12/2010
DMAFIFOWORDDEPTH: DMA FIFO Depth in Words
DMABUFFERSIZE: DMA Buffer Size
DMACHANNELNBR: Number of DMA Channels
EPTNBRMAX: Maximal Number of Pipes/Endpoints
0
0
0
1
0
0
0
1
0
0
0
1
DMAFIFOWORDDEPTH
This field indicates the DMA FIFO depth controller in words:
1: The DMA buffer size is 24bits.
0: The DMA buffer size is 16bits.
This field indicates the number of hardware-implemented DMA channels:
This field indicates the number of hardware-implemented pipes/endpoints:
DMACHANNELNBR
EPTNBRMAX
0
0
0
1
0
0
0
1
0
0
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
0
1
0
1
Number of DMA Channels
Reserved
1
2
...
7
DMA FIFO Depth in Words
16
1
2
...
15
Maximal Number of Pipes/Endpoints
16
1
2
...
15
AT32UC3B
421
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