參數(shù)資料
型號: AT89C51ID2-SLRUM
廠商: Atmel
文件頁數(shù): 70/157頁
文件大?。?/td> 0K
描述: IC 8051 MCU 64K FLASH 44-PLCC
產(chǎn)品培訓(xùn)模塊: MCU Product Line Introduction
標(biāo)準包裝: 500
系列: 89C
核心處理器: 8051
芯體尺寸: 8-位
速度: 60MHz
連通性: I²C,SPI,UART/USART
外圍設(shè)備: POR,PWM,WDT
輸入/輸出數(shù): 34
程序存儲器容量: 64KB(64K x 8)
程序存儲器類型: 閃存
EEPROM 大?。?/td> 2K x 8
RAM 容量: 2K x 8
電壓 - 電源 (Vcc/Vdd): 2.7 V ~ 5.5 V
振蕩器型: 外部
工作溫度: -40°C ~ 85°C
封裝/外殼: 44-LCC(J 形引線)
包裝: 標(biāo)準包裝
其它名稱: AT89C51ID2-SLRUMDKR
2
AT89C51ID2
4289C–8051–11/05
The AT89C51ID2 retains all features of the Atmel 80C52 with 256 bytes of internal
RAM, a 10-source 4-level interrupt controller and three timer/counters.
In addition, the AT89C51ID2 has a Programmable Counter Array, an XRAM of 1792
bytes, a Hardware Watchdog Timer, SPI and Keyboard, a more versatile serial channel
that facilitates multiprocessor communication (EUART) and a speed improvement
mechanism (X2 mode).
The fully static design of the AT89C51ID2 allows to reduce system power consumption
by bringing the clock frequency down to any value, even DC, without loss of data.
The AT89C51ID2 has 2 software-selectable modes of reduced activity and 8-bit clock
prescaler for further reduction in power consumption. In the Idle mode the CPU is frozen
while the peripherals and the interrupt system are still operating. In the power-down
mode the RAM is saved and all other functions are inoperative.
The added features of the AT89C51ID2 make it more powerful for applications that need
pulse width modulation, high speed I/O and counting capabilities such as alarms, motor
control, corded phones, smart card readers.
Table 1. Memory Size and I/O pins
AT89C51ID2
Flash (bytes)
XRAM (bytes)
TOTAL RAM
(bytes)
I/O
PLCC44/VQFP44
64K
1792
2048
34
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