参数资料
型号: ATMEGA88-20AJ
厂商: Atmel
文件页数: 28/36页
文件大小: 0K
描述: IC MCU AVR 8K 5V 20MHZ 32-TQFP
产品培训模块: megaAVR Introduction
标准包装: 250
系列: AVR® ATmega
核心处理器: AVR
芯体尺寸: 8-位
速度: 20MHz
连通性: I²C,SPI,UART/USART
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 23
程序存储器容量: 8KB(4K x 16)
程序存储器类型: 闪存
EEPROM 大小: 512 x 8
RAM 容量: 1K x 8
电压 - 电源 (Vcc/Vdd): 2.7 V ~ 5.5 V
数据转换器: A/D 8x10b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 32-TQFP
包装: 托盘
其它名称: ATMEGA88-24AJ
ATMEGA88-24AJ-ND
12.17 Rev. 2545D-07/04
12.18 Rev. 2545C-04/04
12.19 Rev. 2545B-01/04
1.
Updated instructions used with WDTCSR in relevant code examples.
2.
Updated Table 8-5 on page 30, Table 28-4 on page 306, Table 26-9 on page 281,
and Table 26-11 on page 282.
3.
Updated “System clock prescaler” on page 35.
4.
Moved “TIMSK2 – Timer/Counter2 interrupt mask register” on page 157 and
“TIFR2 – Timer/Counter2 interrupt flag register” on page 157 to
“Register description” on page 152.
5.
Updated cross-reference in “Electrical interconnection” on page 209.
6.
Updated equation in “Bit rate generator unit” on page 215.
7.
Added “Page size” on page 288.
8.
Updated “Serial programming algorithm” on page 298.
9.
Updated Ordering Information for “Atmel ATmega168” on page 17.
10.
Updated “Errata Atmel ATmega88” on page 25 and “Errata Atmel ATmega168” on
page 27.
11.
Updated equation in “Bit rate generator unit” on page 215.
1.
Speed Grades changed: 12MHz to 10MHz and 24MHz to 20MHz
2.
Updated “Speed grades” on page 304.
3.
Updated “Ordering information” on page 15.
4.
Updated “Errata Atmel ATmega88” on page 25.
1.
Added PDIP to “I/O and Packages”, updated “Speed Grade” and Power Consumption
Estimates in 11.“Features” on page 1.
2.
Updated “Stack pointer” on page 12 with RAMEND as recommended Stack Pointer
value.
3.
Added section “Power reduction register” on page 40 and a note regarding the use of
the PRR bits to 2-wire, Timer/Counters, USART, Analog Comparator and ADC
sections.
4.
Updated “Watchdog timer” on page 48.
5.
Updated Figure 15-2 on page 129 and Table 15-3 on page 130.
6.
Extra Compare Match Interrupt OCF2B added to features in section “8-bit
Timer/Counter2 with PWM and asynchronous operation” on page 139
7.
Updated Table 9-1 on page 38, Table 23-5 on page 258, Table 27-4 to Table 27-7 on
page 285 to 287 and Table 23-1 on page 248. Added note 2 to Table 27-1 on page
284. Fixed typo in Table 12-1 on page 66.
8.
Updated whole “Typical characteristics” on page 314.
9.
Added item 2 to 5 in “Errata Atmel ATmega48” on page 22.
相关PDF资料
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ATMEGA88-20AI IC MCU AVR 8K 5V 20MHZ 32-TQFP
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ATMEGA88-20AU SL383 制造商:Atmel Corporation 功能描述:MCU 8BIT ATMEGA RISC 8KB FLASH 3.3V/5V 32TQFP - Tape and Reel
ATMEGA88-20AUR 功能描述:8位微控制器 -MCU AVR 8K FLSH 2KB EE 4KB SRAM-20MHz 5V 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
ATMEGA8820AUSL383 制造商:Atmel Corporation 功能描述:MCU 8-bit ATmega AVR RISC 8KB Flash 3.3V/5V 32-Pin TQFP T/R
ATmega88-20MI 功能描述:8位微控制器 -MCU AVR 8K FLASH 512B EE 1K SRAM 5V 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