参数资料
型号: MSP430F4491IPZR
厂商: TEXAS INSTRUMENTS INC
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 8 MHz, RISC MICROCONTROLLER, PQFP100
封装: GREEN, PLASTIC, LQFP-100
文件页数: 44/79页
文件大小: 1301K
代理商: MSP430F4491IPZR
MSP430x43x1, MSP430x43x, MSP430x44x1, MSP430x44x
MIXED SIGNAL MICROCONTROLLER
SLAS344G JANUARY 2002 REVISED OCTOBER 2009
49
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature (unless otherwise
noted) (continued)
127
20
1.11
1.17
DCO Tap
S
n
-
Stepsize
Ratio
between
DCO
T
aps
Min
Max
1.07
1.06
Figure 16. DCO Tap Step Size
FN_2=0
FN_3=0
FN_4=0
FN_8=0
FN_2=1
FN_3=0
FN_4=0
FN_8=0
FN_2=x
FN_3=1
FN_4=0
FN_8=0
FN_2=x
FN_3=x
FN_4=1
FN_8=0
FN_2=x
FN_3=x
FN_4=x
FN_8=1
Legend
Tolerance at Tap 27
Tolerance at Tap 2
DCO Frequency
Adjusted by Bits
29 to 2 5 in SCFI1 {N (DCO)}
Overlapping DCO Ranges:
uninterrupted frequency range
f (DCO)
Figure 17. Five Overlapping DCO Ranges Controlled by FN_x Bits
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相关代理商/技术参数
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