參數資料
型號: MC56F8257MLH
廠商: Freescale Semiconductor
文件頁數: 55/88頁
文件大?。?/td> 0K
描述: DSC 64K FLASH 60MHZ 64-LQFP
標準包裝: 160
系列: 56F8xxx
核心處理器: 56800E
芯體尺寸: 16-位
速度: 60MHz
連通性: CAN,I²C,LIN,SCI,SPI
外圍設備: LVD,POR,PWM,WDT
輸入/輸出數: 54
程序存儲器容量: 64KB(32K x 16)
程序存儲器類型: 閃存
RAM 容量: 4K x 16
電壓 - 電源 (Vcc/Vdd): 3 V ~ 3.6 V
數據轉換器: A/D 16x12b,D/A 1x12b
振蕩器型: 內部
工作溫度: -40°C ~ 105°C
封裝/外殼: 64-LQFP
包裝: 管件
Specifications
MC56F825x/MC56F824x Digital Signal Controller, Rev. 3
Freescale Semiconductor
59
7.15
External Crystal or Resonator Requirement
7.16
Relaxation Oscillator Timing
Figure 18. Relaxation Oscillator Temperature Variation (Typical) After Trim
Table 31. Crystal or Resonator Requirement
Characteristic
Symbol
Min
Typ
Max
Unit
Frequency of operation
fXOSC
48
16
MHz
Table 32. Relaxation Oscillator Timing
Characteristic
Symbol
Minimum
Typical
Maximum
Unit
Relaxation oscillator output frequency1
Normal Mode
Standby Mode
1 Output frequency after factory trim.
fop
8.05
400
MHz
kHz
Relaxation oscillator stabilization time2
2 This is the time required from standby to normal mode transition.
troscs
—1
3
ms
Cycle-to-cycle jitter. This is measured on the CLKO
signal (programmed prescaler_clock) over 264 clocks3
3 J
A is required to meet QSCI requirements.
tjitterrosc
—400
ps
Variation over temperature –40
°C to 150°C4
4 See Figure 18.
+1.5 to –1.5 +3.0 to –3.0
%
Variation over temperature 0
°C to 105°C4
0 to +1
+2.0 to –2.0
%
8.16
8.08
8
7.92
7.84
175
-25
-50
0
50
75
100
125
150
25
Degrees C (Junction)
MHz
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