参数资料
型号: ATTINY28V-1MC
厂商: Atmel
文件页数: 6/13页
文件大小: 0K
描述: IC AVR MCU 2K 1.8V 1.2MHZ 32-QFN
标准包装: 490
系列: AVR® ATtiny
核心处理器: AVR
芯体尺寸: 8-位
速度: 1.2MHz
外围设备: POR,WDT
输入/输出数: 11
程序存储器容量: 2KB(1K x 16)
程序存储器类型: 闪存
电压 - 电源 (Vcc/Vdd): 1.8 V ~ 5.5 V
振荡器型: 内部
工作温度: 0°C ~ 70°C
封装/外壳: 32-VFQFN 裸露焊盘
包装: 托盘
2
ATtiny28L/V
1062FS–AVR–07/06
Description
The ATtiny28 is a low-power CMOS 8-bit microcontroller based on the AVR RISC archi-
tecture. By executing powerful instructions in a single clock cycle, the ATtiny28 achieves
throughputs approaching 1 MIPS per MHz, allowing the system designer to optimize
power consumption versus processing speed. The AVR core combines a rich instruction
set with 32 general-purpose working registers. All the 32 registers are directly con-
nected to the Arithmetic Logic Unit (ALU), allowing two independent registers to be
accessed in one single instruction executed in one clock cycle. The resulting architec-
ture is more code efficient while achieving throughputs up to ten times faster than
conventional CISC microcontrollers.
Block Diagram
Figure 1. The ATtiny28 Block Diagram
The ATtiny28 provides the following features: 2K bytes of Flash, 11 general-purpose I/O
lines, 8 input lines, a high-current LED driver, 32 general-purpose working registers, an
8-bit timer/counter, internal and external interrupts, programmable Watchdog Timer with
internal oscillator and 2 software-selectable power-saving modes. The Idle Mode stops
the CPU while allowing the timer/counter and interrupt system to continue functioning.
The Power-down mode saves the register contents but freezes the oscillator, disabling
all other chip functions until the next interrupt or hardware reset. The wake-up or inter-
PROGRAM
COUNTER
INTERNAL
OSCILLATOR
WATCHDOG
TIMER
STACK
POINTER
PROGRAM
FLASH
MCU CONTROL
REGISTER
GENERAL
PURPOSE
REGISTERS
INSTRUCTION
REGISTER
TIMER/
COUNTER
INSTRUCTION
DECODER
DATA REGISTER
PORTB
PROGRAMMING
LOGIC
TIMING AND
CONTROL
INTERRUPT
UNIT
STATUS
REGISTER
ALU
PORTB
VCC
GND
CONTROL
LINES
+
-
ANALOG
COMPARATOR
8-BIT DATA BUS
Z
OSCILLATOR
PORTD
DATA REGISTER
PORTA
PORTA CONTROL
REGISTER
XTAL2
XTAL1
RESET
HARDWARE
STACK
DATA REGISTER
PORTD
DATA DIR
REG. PORTD
HARDWARE
MODULATOR
INTERNAL
CALIBRATED
OSCILLATOR
相关PDF资料
PDF描述
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相关代理商/技术参数
参数描述
ATtiny28V-1MI 功能描述:8位微控制器 -MCU AVR 2K FLASH 28 PIN PACKAGE - 1.8V 1MHZ RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
ATtiny28V-1MU 功能描述:8位微控制器 -MCU AVR 2K FLASH 28 PIN PACKAGE - 1.8V 1MHZ RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
ATTINY28V-1MUR 功能描述:8位微控制器 -MCU AVR 2K FL 1MHZ IND GRN 1.8V RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
ATtiny28V-1PC 功能描述:8位微控制器 -MCU AVR 2K FLASH 28 PIN PACKAGE - 1.8V 1MHZ RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
ATtiny28V-1PI 功能描述:8位微控制器 -MCU AVR 2K FLASH 28 PIN PACKAGE - 1.8V 1MHZ RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT