參數(shù)資料
型號: MSC8101VT1250F
廠商: Freescale Semiconductor
文件頁數(shù): 48/104頁
文件大?。?/td> 0K
描述: IC DSP 16BIT 250MHZ 332-FCPBGA
標(biāo)準(zhǔn)包裝: 90
系列: StarCore
類型: SC140 內(nèi)核
接口: 通信處理器模塊(CPM)
時鐘速率: 250MHz
非易失內(nèi)存: 外部
芯片上RAM: 512kB
電壓 - 輸入/輸出: 3.30V
電壓 - 核心: 1.60V
工作溫度: -40°C ~ 105°C
安裝類型: 表面貼裝
封裝/外殼: 332-BFBGA,F(xiàn)CPBGA
供應(yīng)商設(shè)備封裝: 332-FCBGA(17x17)
包裝: 托盤
MSC8101 Technical Data, Rev. 19
2-8
Freescale Semiconductor
Physical and Electrical Specifications
2.6.3
Clocking and Timing Characteristics
Figure 2-5.
Start-Up Sequence with CLKIN Started After VDDH and Before VDD
Figure 2-6.
Start-Up Sequence with VDDH Raised Before VDD with CLKIN Started Before VDD = 0.5 V
Table 2-10.
System Clock Parameters
Characteristic
Minimum
Maximum
Unit
Phase Jitter between BCLK and DLLIN
0.5
ns
CLKIN frequency1,2
18
100
MHz
CLKIN slope
5
ns
DLLIN slope
2
ns
CLKOUT frequency jitter
(0.01/CLKOUT) + CLKIN jitter
ns
Delay between CLKOUT and DLLIN
5
ns
Notes:
1.
Low CLKIN frequency causes poor PLL performance. Choose a CLKIN frequency high enough to keep the frequency after the
predivider (SPLLMFCLK) higher than 18 MHz.
2.
CLKIN should have a 50%
± 5% duty cycle.
Vo
lt
a
g
e
Time
3.3 V
1.6 V
VDDH Nominal
PORESET/TRST asserted
VDD Nominal
CLKIN starts toggling
VDDH applied
PORESET/TRST Deasserted
1
VDD applied
1.06 V
VDDH = Nominal
VDD = Nominal
Vo
lt
a
g
e
Time
o.5 V
3.3 V
1.6 V
VDDH Nominal
PORESET/TRST asserted
VDD Nominal
CLKIN starts toggling
VDDH applied
PORESET/TRST deasserted
1
VDD applied
1.06 V
VDDH = Nominal
VDD = Nominal
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