XRT8001 データシートの表示（PDF） - Exar Corporation

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XRT8001

WAN Clock for T1 and E1 Systems

Exar Corporation 

XRT8001

2.4 The “E1 to T1 Forward/Master” Mode

In the “E1 to T1 Forward/Master” Mode, the XRT8001

will accept a “Q x 2.048MHz” clock signal via the

“Reference Clock Input" (FIN), and will output a

“1.544MHz” clock signal via the CLK1 and/or CLK2

output pins.

Figure 10, presents a simple illustration of the

XRT8001 WAN Clock operating in the “E1 to T1

Forward/Master” Mode.

Note: The value of “Q” can range between 1 and 16.

Q x 2.048MHz

Where: 1 < Q < 16

FIN

CLK1

1.544MHz

XRT8001

WAXNRCT8l0o0c1k

CLK2

1.544MHz

Figure 10. Illustration of the XRT8001 WAN Clock

Operating in the “E1 to T1 Forward/Master” Mode

Rev. 1.01

13

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