参数资料
型号: AT90USB82-16MUR
厂商: Atmel
文件页数: 33/38页
文件大小: 0K
描述: MCU AVR USB 8K FLASH 32-QFN
产品培训模块: MCU Product Line Introduction
megaAVR Introduction
标准包装: 5,000
系列: AVR® 90USB
核心处理器: AVR
芯体尺寸: 8-位
速度: 16MHz
连通性: EBI/EMI,PS/2,SPI,UART/USART,USB
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 22
程序存储器容量: 8KB(8K x 8)
程序存储器类型: 闪存
EEPROM 大小: 512 x 8
RAM 容量: 512 x 8
电压 - 电源 (Vcc/Vdd): 2.7 V ~ 5.5 V
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 32-VFQFN 裸露焊盘
包装: 带卷 (TR)
配用: ATSTK600-ND - DEV KIT FOR AVR/AVR32
ATSTK526-ND - KIT STARTER FOR AT90USB82/162
ATAVRDRAGON-ND - KIT DRAGON FLASH MEM AVR
ATSTK525-ND - KIT STARTER FOR AT90USB
AT90USBKEY2-ND - KIT DEMO FOR AT90USB
4
7707F–AVR–11/10
AT90USB82/162
2.
Overview
The AT90USB82/162 is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture. By exe-
cuting powerful instructions in a single clock cycle, the AT90USB82/162 achieves throughputs approaching 1 MIPS per
MHz allowing the system designer to optimize power consumption versus processing speed.
2.1
Block Diagram
Figure 2-1.
Block Diagram
The AVR core combines a rich instruction set with 32 general purpose working registers. All the
32 registers are directly connected to the Arithmetic Logic Unit (ALU), allowing two independent
registers to be accessed in one single instruction executed in one clock cycle. The resulting
PROGRAM
COUNTER
STACK
POINTER
PROGRAM
FLASH
MCU CONTROL
REGISTER
SRAM
GENERAL
PURPOSE
REGISTERS
INSTRUCTION
REGISTER
TIMER/
COUNTERS
INSTRUCTION
DECODER
DATA DIR.
REG. PORTC
DATA REGISTER
PORTC
INTERRUPT
UNIT
EEPROM
USART1
STATUS
REGISTER
Z
Y
X
ALU
PORTC DRIVERS
PORTD DRIVERS
PORTB DRIVERS
PC7 - PC0
PD7 - PD0
RESET
VCC
GND
XT
AL1
XT
AL2
CONTROL
LINES
ANALOG
COMP
ARA
T
O
R
PB7 - PB0
D+/SCK
D-/SDATA
INTERNAL
OSCILLATOR
WATCHDOG
TIMER
8-BIT DA TA BUS
USB
PS/2
TIMING AND
CONTROL
OSCILLATOR
CALIB. OSC
DATA DIR.
REG. PORTB
DATA REGISTER
PORTB
ON-CHIP DEBUG
Debug-Wire
PROGRAMMING
LOGIC
DATA DIR.
REG. PORTD
DATA REGISTER
PORTD
POR - BOD
RESET
PLL
+
-
SPI
ON-CHIP
3.3V
REGULATOR
UVcc
UCap
1uF
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