參數(shù)資料
型號: ZL30121GGG2
廠商: ZARLINK SEMICONDUCTOR INC
元件分類: 數(shù)字傳輸電路
英文描述: SONET/SDH Low Jitter System Synchronizer
中文描述: ATM/SONET/SDH SUPPORT CIRCUIT, PBGA100
封裝: 9 X 9 MM, 0.80 MM PITCH, LEAD FREE, CABGA-100
文件頁數(shù): 17/30頁
文件大?。?/td> 326K
代理商: ZL30121GGG2
ZL30121
Data Sheet
17
Zarlink Semiconductor Inc.
The supported frequencies for the output clocks and frame pulses are shown in Table 4.
diff0_p/n,
diff1_p/n
(LVPECL)
6.48 MHz
sdh_clk0,
sdh_clk1
(LVCMOS)
6.48 MHz
p0_clk0, p1_clk0
(LVCMOS)
p0_clk1, p1_clk1
(LVCMOS)
sdh_fp0, shd_fp1,
p0_fp0, p0_fp1
(LVCMOS)
166.67 Hz
(48x 125
μ
s frames)
400 Hz
2 kHz
p
x
_clk0
p
x
_clk1 =
2
M
(Up to 77.76 MHz)
1
1. M= -128 to 127 defined as an 8-bit two’s complement value. +ve values divide, -ve values multiply
2. N = 0 to 9270, N = 0 selects 2 kH
19.44 MHz
9.72 MHz
N * 8 kHz
(up to 77.76 MHz)
2
38.88 MHz
51.84 MHz
77.76 MHz
155.52 MHz
311.04 MHz
622.08 MHz
12.96 MHz
19.44 MHz
25.92 MHz
38.88 MHz
51.84 MHz
77.76 MHz
1 kHz
2 kHz
4 kHz
8 kHz
32 kHz
64 kHz
Table 4 - Output Clock and Frame Pulse Frequencies
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