參數(shù)資料
型號: MC56F8014VFAE
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 數(shù)字信號處理
英文描述: 0-BIT, 8 MHz, OTHER DSP, PQFP32
封裝: ROHS COMPLIANT, PLASTIC, LQFP-32
文件頁數(shù): 5/124頁
文件大?。?/td> 1681K
代理商: MC56F8014VFAE
56F8014 Technical Data, Rev. 11
102
Freescale Semiconductor
10.8 Reset, Stop, Wait, Mode Select, and Interrupt Timing
Note: All the address and data buses described here are internal.
Figure 10-6 GPIO Interrupt Timing (Negative Edge-Sensitive)
Table 10-13 Reset, Stop, Wait, Mode Select, and Interrupt Timing1,2
1. In the formulas, T = clock cycle and Tosc = oscillator clock cycle. For an operating frequency of 32MHz, T = 31.25ns. At 8MHz
(used during Reset and Stop modes), T = 125ns.
2. Parameters listed are guaranteed by design.
Characteristic
Symbol
Typical Min
Typical Max
Unit
See Figure
Minimum RESET Assertion Duration
tRA
4T
ns
Minimum GPIO pin Assertion for Interrupt
tIW
2T
ns
RESET deassertion to First Address Fetch3
3. During Power-On Reset, it is possible to use the 56F8014 internal reset stretching circuitry to extend this period to 2^21T.
tRDA
96TOSC + 64T
97TOSC + 65T
ns
Delay from Interrupt Assertion to Fetch of first
instruction (exiting Stop)
tIF
—6T
ns
GPIO pin
(Input)
TIW
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