參數資料
型號: SST89V58RD2-33-I-NJE
廠商: Microchip Technology
文件頁數: 27/92頁
文件大?。?/td> 0K
描述: IC MCU 8BIT 40KB FLASH 44PLCC
標準包裝: 27
系列: FlashFlex®
核心處理器: 8051
芯體尺寸: 8-位
速度: 33MHz
連通性: EBI/EMI,SPI,UART/USART
外圍設備: 欠壓檢測/復位,POR,WDT
輸入/輸出數: 36
程序存儲器容量: 32KB(32K x 8)
程序存儲器類型: 閃存
EEPROM 大?。?/td> 8K x 8
RAM 容量: 1K x 8
電壓 - 電源 (Vcc/Vdd): 2.7 V ~ 3.6 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: 管件
2011 Silicon Storage Technology, Inc.
DS25087A
10/11
33
FlashFlex MCU
SST89V54RD2/RD / SST89V58RD2/RD
Not Recommended for New Designs
A Microchip Technology Company
Symbol
Function
XDon’t Care
EX2
External Interrupt 2
Enable bit if set
IE2
Interrupt Enable
If IT2=1, IE2 is set/cleared automatically by hardware when interrupt is detected/
serviced.
IT2
External Interrupt 2 is falling-edge/low-level triggered when this bit is cleared by
software.
EX3
External Interrupt 3
Enable bit if set
IE3
Interrupt Enable
If IT3=1, IE3 is set/cleared automatically by hardware when interrupt is detected/
serviced.
IT3
External Interrupt3 is falling-edge/low-level triggered when this bit is cleared by
software.
External Interrupt Control (XICON)
Location
76543210
Reset
Value
AEH
X
EX3
IE3
IT3
0
EX2
IE2
IT2
00H
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