參數(shù)資料
型號(hào): SAF-XC2785X-104F80L
廠商: INFINEON TECHNOLOGIES AG
元件分類: 微控制器/微處理器
英文描述: 32-BIT, FLASH, 80 MHz, RISC MICROCONTROLLER, PQFP144
封裝: 0.50 MM PITCH, GREEN, PLASTIC, LQFP-144
文件頁數(shù): 16/141頁
文件大?。?/td> 1793K
代理商: SAF-XC2785X-104F80L
XC2785X
XC2000 Family / Base Line
Electrical Parameters
Data Sheet
112
V2.1, 2011-07
Note: For crystal or ceramic resonator operation, it is strongly recommended to measure
the oscillation allowance (negative resistance) in the final target system (layout) to
determine the optimum parameters for oscillator operation.
The manufacturers of crystals and ceramic resonators offer an oscillator
evaluation service. This evaluation checks the crystal/resonator specification
limits to ensure a reliable oscillator operation.
Figure 21
External Clock Drive XTAL1
1) The amplitude voltage
V
AX1 refers to the offset voltage VOFF. This offset voltage must be stable during the
operation and the resulting voltage peaks must remain within the limits defined by
V
IX1.
2) Overload conditions must not occur on pin XTAL1.
MC_ EXTCLOCK
t1
t2
tOSC = 1/fOSC
t3
t4
VOFF
VAX1
0.1 VAX1
0.9 VAX1
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