參數(shù)資料
型號(hào): MC9RS08KB4CWJ
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: MICROCONTROLLER, PDSO20
封裝: 1.27 MM PITCH, ROHS COMPLIANT, MS-013AC, SOIC-20
文件頁(yè)數(shù): 19/48頁(yè)
文件大?。?/td> 847K
代理商: MC9RS08KB4CWJ
MC9RS08KB12 Series MCU Data Sheet, Rev. 3
Electrical Characteristics
Freescale Semiconductor
26
3.9.1
Control Timing
Figure 29. Reset Timing
Figure 30. KBI Pulse Width
Table 10. Control Timing
Num
C
Parameter
Symbol
Min
Typical
Max
Unit
1
D
Bus frequency (tcyc = 1/fBus)fBus
0—
10
MHz
2
D
Real time interrupt internal oscillator period
tRTI
700
1000
1300
μs
3
D
External RESET pulse width1
1 This is the shortest pulse guaranteed to pass through the pin input filter circuitry. Shorter pulses may or may not be recognized.
textrst
150
ns
4
D
KBI pulse width2
2 This is the minimum pulse width that is guaranteed to pass through the pin synchronization circuitry. Shorter pulses may or
may not be recognized. In stop mode, the synchronizer is bypassed so shorter pulses can be recognized in that case.
tKBIPW
1.5 tcyc
——
ns
5
D
KBI pulse width in stop1
tKBIPWS
100
ns
6D
Port rise and fall time (load = 50 pF)3
Slew rate control disabled (PTxSE = 0)
Slew rate control enabled (PTxSE = 1)
3 Timing is shown with respect to 20% V
DD and 80% VDD levels. Temperature range –40 °C to 85 °C.
tRise, tFall
11
35
ns
textrst
RESET
tKBIPW
KBI Pin
tKBIPW
KBI Pin
(rising or high level)
(falling or low level)
tKBIPWS
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