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VRS51L1050-25-PG-ISPV3 参数 Datasheet PDF下载

VRS51L1050-25-PG-ISPV3图片预览
型号: VRS51L1050-25-PG-ISPV3
PDF下载: 下载PDF文件 查看货源
内容描述: 的Versa 8051 MCU的3.3V与IAP / ISP功能的Flash 64KB [Versa 8051 3.3V MCU with 64KB of IAP/ISP Flash]
分类和应用: 光电二极管微控制器
文件页数/大小: 49 页 / 505 K
品牌: RAMTRON [ RAMTRON INTERNATIONAL CORPORATION ]
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VRS51L1050  
Timing Requirement for External Clock (VSS = 0v Assumed)  
FIGURE 27: TIMING REQUIREMENT OF EXTERNAL CLOCK (VSS= 0.0V IS ASSUMED)  
TCLCL  
Vdd - 0.5V  
70% Vdd  
20% Vdd-0.1V  
0.45V  
TCLCX  
TCHCX  
TCHCL  
TCLCH  
External Program Memory Read Cycle  
The following timing diagram provides external program memory read cycle timing information.  
FIGURE 28: EXTERNAL PROGRAM MEMORY READ CYCLE  
TPLPH  
#PSEN  
TLLPL  
TLHLL  
ALE  
TPXIZ  
TAVLL TLLAX  
A0-A7  
TPLIV  
TPXIX  
TPLAZ  
TAVIV  
Instruction IN  
A0-A7  
PORT 0  
PORT2  
P2.0-P2.7 or AB-A15 from DPH  
A8-A15  
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