XRT8001(1999) データシートの表示（PDF） - Exar Corporation

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XRT8001
(Rev.:1999)

XRT8001 WAN Clock

Exar Corporation 

Preliminary

XRT8001

The “E1 to T1 Forward/Master” Mode

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

Device 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 6, presents a simple illustration of the

XRT8001 WAN Clock device 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

WAXNRCT8lo00c1k

CLK2

1.544MHz

Figure 6. Illustration of the XRT8001 WAN Clock Device

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

Rev. P1.00

11

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