參數(shù)資料
型號: SST89E54RC-33-C-PIE
廠商: Microchip Technology
文件頁數(shù): 50/71頁
文件大?。?/td> 0K
描述: IC MCU 8BIT 17KB FLASH 40PDIP
標準包裝: 9
系列: FlashFlex®
核心處理器: 8051
芯體尺寸: 8-位
速度: 33MHz
連通性: EBI/EMI,UART/USART
外圍設備: POR,WDT
輸入/輸出數(shù): 32
程序存儲器容量: 16KB(16K x 8)
程序存儲器類型: 閃存
EEPROM 大?。?/td> 1K x 8
RAM 容量: 512 x 8
電壓 - 電源 (Vcc/Vdd): 4.5 V ~ 5.5 V
振蕩器型: 外部
工作溫度: 0°C ~ 70°C
封裝/外殼: 40-DIP(0.600",15.24mm)
包裝: 管件
2011 Silicon Storage Technology, Inc.
DS25088A
10/11
54
FlashFlex MCU
SST89E52RC / SST89E54RC
Data Sheet
A Microchip Technology Company
Clock Divider Option
The device has an option to run at scaled-down clock rates of 1/4, 1/16, 1/256, and 1/1024. The COEN
bit in the COSR register must be set to enable this option. The CO_SEL bits are set to select the clock
rate. See the COSR register for more information.
Figure 15:Oscillator Characteristics
Table 21:Clock Doubling Features
Device
Standard Mode (x1)
Clock Double Mode (x2)
Clocks per
Machine
Cycle
Max. External Clock
Frequency
(MHz)
Clocks per
Machine
Cycle
Max. External Clock
Frequency
(MHz)
SST89E5xRC
12
33
6
16
T0-0.0 25008
1259 F28.0
XTAL2
XTAL1
VSS
C1
Using the On-Chip Oscillator
External Clock Drive
C2
XTAL2
XTAL1
VSS
External
Oscillator
Signal
NC
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