REV. 1.0.1 3-CHANNEL DS3/E3/STS-1 TO STS-3/STM-1 MAPPER IC NOTE:" />
參數(shù)資料
型號: XRT94L31IB-L
廠商: Exar Corporation
文件頁數(shù): 12/133頁
文件大小: 0K
描述: IC MAPPER DS3/E3/STS-1 504TBGA
標準包裝: 24
應用: 網(wǎng)絡切換
接口: 總線
電源電壓: 3.14 V ~ 3.47 V
封裝/外殼: 504-LBGA
供應商設備封裝: 504-TBGA(35x35)
包裝: 托盤
安裝類型: 表面貼裝
XRT94L31
109
REV. 1.0.1
3-CHANNEL DS3/E3/STS-1 TO STS-3/STM-1 MAPPER IC
NOTE: The value for t2 and t3 can be found in
1.3.2
STS-3/STM-1 PECL INTERFACE TIMING INFORMATION
1.3.2.1
The Receive STS-3/STM-1 PECL Interface Timing
The Receive STS-3/STM-1 PECL Interface block samples the incoming STS-3/STM-1 signal (which is present
on the RxL_Data_p/RxL_Data_n input pins) upon the rising edge of the RxL_CLKL_p/RxL_CLKL_n input clock
signal.
FIGURE 14. AN ILLUSTRATION OF THE WAVEFORMS OF THE SIGNALS THAT ARE INPUT VIA THE RECEIVE STS-3/
STM-1 TELECOM BUS INTERFACE
TABLE 9: TIMING INFORMATION FOR THE RECEIVE STS-3/STM-1 TELECOM BUS INTERFACE
SYMBOL
DESCRIPTION
MIN.
TYP.
MAX.
t2
RxD_D[7:0], RxD_PL, RxD_C1J1, RxD_ALARM and RxD_DP
to falling edge of RxD_CLK set-up time requirements
4 ns
t3
Falling edge of RxD_CLK to RxD_D[7:0], RxD_PL, RxD_C1J1,
RxD_ALARM and RxD_DP hold time requirements
0 ns
RxD_CLK
RxD_D[7:0]
RxD_PL
RxD_C1J1
A2
C1
J1
Data
t2
t3
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