ATMEGA32U4-AUR Atmel, ATMEGA32U4-AUR Datasheet - Page 359

MCU AVR 16K FLASH 16MHZ 44TQFP

ATMEGA32U4-AUR

Manufacturer Part Number
ATMEGA32U4-AUR
Description
MCU AVR 16K FLASH 16MHZ 44TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet

Specifications of ATMEGA32U4-AUR

Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
I²C, SPI, UART/USART, USB
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
26
Program Memory Size
32KB (16K x 16)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
2.5K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TQFP, 44-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ATMEGA32U4-AUR
Manufacturer:
Atmel
Quantity:
10 000
28.6.15
7766F–AVR–11/10
Parallel Programming Characteristics
Figure 28-7. Parallel Programming Timing, Including some General Timing Requirements
Figure 28-8. Parallel Programming Timing, Loading Sequence with Timing Requirements
Note:
Figure 28-9. Parallel Programming Timing, Reading Sequence (within the Same Page) with
XTAL1
DATA
PAGEL
(DATA, XA0/1, BS1, BS2)
XTAL1
BS1
XA0
XA1
DATA
OE
BS1
XA0
XA1
1. The timing requirements shown in
ing operation.
Data & Contol
Timing Requirements
RDY/BSY
ADDR0 (Low Byte)
LOAD ADDRESS
ADDR0 (Low Byte)
LOAD ADDRESS
PAGEL
(LOW BYTE)
XTAL1
(LOW BYTE)
WR
t
XLOL
t
OLDV
t
t
BVPH
DVXH
(1)
(LOW BYTE)
LOAD DATA
DATA (Low Byte)
t
t
XHXL
PHPL
DATA (Low Byte)
READ DATA
(LOW BYTE)
Figure 28-7
t
t
t
t
t
XLXH
XLDX
XLWL
PLBX
PLWL
t
BVDV
(i.e., t
t
BVWL
(HIGH BYTE)
LOAD DATA
DATA (High Byte)
DVXH
(HIGH BYTE)
READ DATA
t
DATA (High Byte)
WLWH
t
XLPH
WLRL
LOAD DATA
, t
XHXL
ATmega16/32U4
, and t
t
OHDZ
t
PLXH
t
WLBX
XLDX
LOAD ADDRESS
LOAD ADDRESS
(LOW BYTE)
(LOW BYTE)
) also apply to load-
ADDR1 (Low Byte)
ADDR1 (Low Byte)
t
WLRH
(1)
359

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