參數(shù)資料
型號(hào): MSC8256TVT1000B
廠商: Freescale Semiconductor
文件頁(yè)數(shù): 44/70頁(yè)
文件大?。?/td> 0K
描述: IC DSP 6 CORE 1GHZ 783FCPBGA
標(biāo)準(zhǔn)包裝: 1
系列: StarCore
類型: SC3850 內(nèi)核
接口: 以太網(wǎng),I²C,PCI,RGMII,串行 RapidIO,SGMII,SPI,UART/USART
時(shí)鐘速率: 1.0GHz
非易失內(nèi)存: ROM(96 kB)
芯片上RAM: 576kB
電壓 - 輸入/輸出: 2.50V
電壓 - 核心: 1.00V
工作溫度: -40°C ~ 105°C
安裝類型: 表面貼裝
封裝/外殼: 783-BBGA,F(xiàn)CBGA
供應(yīng)商設(shè)備封裝: 783-FCPBGA(29x29)
包裝: 托盤
Electrical Characteristics
MSC8256 Six-Core Digital Signal Processor Data Sheet, Rev. 6
Freescale Semiconductor
49
Figure 21 shows the TDM transmit signal timing.
Figure 22 provides the AC test load for the TDM/SI.
2.6.4
Timers AC Timing Specifications
Table 32 lists the timer input AC timing specifications.
Note:
For recommended operating conditions, see Table 3.
Figure 21. TDM Transmit Signals
Figure 22. TDM AC Test Load
Table 32. Timers Input AC Timing Specifications
Characteristics
Symbol
Minimum
Unit
Notes
Timers inputs—minimum pulse width
TTIWID
8ns
1, 2
Notes:
1.
The maximum allowed frequency of timer outputs is 125 MHz. Configure the timer modules appropriately.
2.
Timer inputs and outputs are asynchronous to any visible clock. Timer outputs should be synchronized before use by any
external synchronous logic. Timer inputs are required to be valid for at least tTIWID ns to ensure proper operation.
TDMxTCK
TDMxTD
~ ~
TDMxRCK
TDMxTFS (output)
TDMxTFS (input)
tDM
tDM_HIGH
tDM_LOW
tDMIVKH
tDM_OUTAC
tDMFSIXKH
tDMTKHOV
tDMTKHOX
tDM_OUTHI
tDMFSKHOV
tDMFSKHOX
Output
Z0 = 50 Ω
VDDIO/2
RL = 50 Ω
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