參數(shù)資料
型號(hào): ATMEGA48P-20MU
廠商: Atmel
文件頁數(shù): 18/27頁
文件大小: 0K
描述: MCU AVR 4K ISP FLASH 20MHZ 32QFN
產(chǎn)品培訓(xùn)模塊: MCU Product Line Introduction
megaAVR Introduction
標(biāo)準(zhǔn)包裝: 490
系列: AVR® ATmega
核心處理器: AVR
芯體尺寸: 8-位
速度: 20MHz
連通性: I²C,SPI,UART/USART
外圍設(shè)備: 欠壓檢測(cè)/復(fù)位,POR,PWM,WDT
輸入/輸出數(shù): 23
程序存儲(chǔ)器容量: 4KB(2K x 16)
程序存儲(chǔ)器類型: 閃存
EEPROM 大小: 256 x 8
RAM 容量: 512 x 8
電壓 - 電源 (Vcc/Vdd): 2.7 V ~ 5.5 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 32-VFQFN 裸露焊盤
包裝: 托盤
產(chǎn)品目錄頁面: 613 (CN2011-ZH PDF)
配用: ATSTK600-TQFP32-ND - STK600 SOCKET/ADAPTER 32-TQFP
ATSTK600-ND - DEV KIT FOR AVR/AVR32
ATAVRDRAGON-ND - KIT DRAGON FLASH MEM AVR
ATAVRISP2-ND - PROGRAMMER AVR IN SYSTEM
ATJTAGICE2-ND - AVR ON-CHIP D-BUG SYSTEM
25
8025MS–AVR–6/11
ATmega48P/88P/168P
12.7
Rev. 8025G-01/09
12.8
Rev. 8025F-08/08
12.9
Rev. 8025E-08/08
1
ATmega48P/88P not recommended for new designs.
2.
Updated the footnote Note1 of the Table 9-3 on page 30.
3.
Updated the Table 9-5 on page 31 by removing a footnote Note1.
4.
Updated the Table 9-11 on page 34 by removing a footnote Note1.
5.
Updated the footnote Note1 of the Table 9-13 on page 35.
6.
Updated the footnote Note2 of the ”ATmega48P DC Characteristics” on page 310
and removed TBD from the table.
7.
Updated the footnote Note2 of the ”ATmega88P DC Characteristics” on page 311
and removed TBD from the table.
8.
Updated the footnote Note2 of the ”ATmega168P DC Characteristics” on page 311
and removed TBD from the table.
9.
Updated the footnote Note2 of the ”” on page 312 and removed TBD from the table.
10.
Updated the footnote Note1 of the Table 29-4 on page 314.
11.
Replaced the Figure 30-69 on page 358 by a correct one.
12.
Replaced the Figure 29-173 on page 419 by a correct one.
13.
14.
Updated ”MCUCR – MCU Control Register” on page 44.
15.
Updated ”TCCR2B – Timer/Counter Control Register B” on page 159.
1.
Updated ”Register Summary” on page 9 with Power-save numbers.
2.
Added ATmega328P ”Standby Supply Current” on page 408.
1.
Updated description of ”Stack Pointer” on page 13.
2.
Updated description of use of external capacitors in ”Low Frequency Crystal Oscilla-
tor” on page 33.
3.
Updated Table 9-10 in ”Low Frequency Crystal Oscillator” on page 33.
4.
Added note to ”Address Match Unit” on page 220.
5.
Added section ”Reading the Signature Row from Software” on page 283.
6.
Updated ”Program And Data Memory Lock Bits” on page 291 to include
ATmega328P in the description.
7.
Added ”” on page 312.
8.
Updated ”Speed Grades” on page 312 for ATmega328P.
9.
Removed note 6 and 7 from the table ”2-wire Serial Interface Characteristics” on
page 317.
10.
Added figure ”Minimum Reset Pulse width vs. V
CC.” on page 346 for ATmega48P.
11.
Added figure ”Minimum Reset Pulse width vs. V
CC.” on page 370 for ATmega88P.
12.
Added figure ”Minimum Reset Pulse width vs. V
CC.” on page 394 for ATmega168P.
13.
14.
Updated Ordering Information for ”Packaging Information” on page 19.
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ATMEGA48P-20MUR 功能描述:8位微控制器 -MCU AVR 4K FLSH 256B EE 512B SRAM5V-20MHz 5V RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
ATMEGA48P-20PU 功能描述:8位微控制器 -MCU AVR 4K FLASH 256B EE 20MHZ TEMP GRN 1.8V RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
ATMEGA48PA-15AZ 功能描述:8位微控制器 -MCU 4KB FLASH AUTO 125Deg pico power RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
ATMEGA48PA-15MZ 功能描述:8位微控制器 -MCU 4KB FLASH AUTO 125Deg pico power RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
ATMEGA48PA-AN 功能描述:8位微控制器 -MCU AVR 4KB FL 256B EE 512B SRAM 20MHz 105C RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT