參數(shù)資料
型號: MSC8256TVT1000B
廠商: Freescale Semiconductor
文件頁數(shù): 41/70頁
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
MSC8256 Six-Core Digital Signal Processor Data Sheet, Rev. 6
Electrical Characteristics
Freescale Semiconductor
46
2.6.2.4
SGMII AC Timing Specifications
Note:
Specifications are valid at the recommended operating conditions listed in Table 3.
Transmitter and receiver AC characteristics are measured at the transmitter outputs (SR[1–2]_TX[n] and SR[1–2]_TX[n]) or at
the receiver inputs (SR[1–2]_RX[n] and SR[1–2]_RX[n]) as depicted in Figure 19, respectively.
Table 29 provides the SGMII transmit AC timing specifications. A source synchronous clock is not supported. The AC timing
specifications do not include REF_CLK jitter.
Figure 18. Single Frequency Sinusoidal Jitter Limits
Figure 19. SGMII AC Test/Measurement Load
8.5 UI p-p
0.10 UI p-p
Sinusoidal
Jitter
Amplitude
22.1 kHz
1.875 MHz
20 MHz
Frequency
TX
Silicon
+ Package
D+ Package
Pin
D– Package
Pin
C = CTX
R = 50
Ω
R = 50
Ω
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