參數(shù)資料
型號: MC56F8345VFGE
廠商: Freescale Semiconductor
文件頁數(shù): 49/172頁
文件大小: 0K
描述: IC DSP 16BIT 60MHZ 128-LQFP
標(biāo)準(zhǔn)包裝: 72
系列: 56F8xxx
核心處理器: 56800E
芯體尺寸: 16-位
速度: 60MHz
連通性: CAN,EBI/EMI,SCI,SPI
外圍設(shè)備: POR,PWM,溫度傳感器,WDT
輸入/輸出數(shù): 49
程序存儲器容量: 136KB(68K x 16)
程序存儲器類型: 閃存
RAM 容量: 6K x 16
電壓 - 電源 (Vcc/Vdd): 2.25 V ~ 3.6 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 16x12b
振蕩器型: 外部
工作溫度: -40°C ~ 105°C
封裝/外殼: 128-LQFP
包裝: 托盤
配用: MC56F8367EVME-ND - EVAL BOARD FOR MC56F83X
56F8345 Technical Data, Rev. 17
142
Freescale Semiconductor
Preliminary
10.7 Crystal Oscillator Timing
10.8 Reset, Stop, Wait, Mode Select, and Interrupt Timing
3. This is the minimum time required after the PLL set up is changed to ensure reliable operation.
Table 10-15 Crystal Oscillator Parameters
Characteristic
Symbol
Min
Typ
Max
Unit
Crystal Start-up time
TCS
45
10
ms
Resonator Start-up time
TRS
0.1
0.18
1
ms
Crystal ESR
RESR
——
120
ohms
Crystal Peak-to-Peak Jitter
TD
70
250
ps
Crystal Min-Max Period Variation
TPV
0.12
1.5
ns
Resonator Peak-to-Peak Jitter
TRJ
——
300
ps
Resonator Min-Max Period Variation
TRP
——
300
ps
Bias Current, high-drive mode
IBIASH
—250
290
μA
Bias Current, low-drive mode
IBIASL
—80
110
μA
Quiescent Current, power-down mode
IPD
—0
1
μA
Table 10-16 Reset, Stop, Wait, Mode Select, and Interrupt Timing1,2
1. In the formulas, T = clock cycle. For an operating frequency of 60MHz, T = 16.67ns. 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
16T
ns
Edge-sensitive Interrupt Request Width
tIRW
1.5T
ns
IRQA, IRQB Assertion to General Purpose
Output Valid, caused by first instruction
execution in the interrupt service routine
tIG
18T
ns
tIG - FAST
14T
IRQA Width Assertion to Recover from Stop
State3
tIW
1.5T
ns
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