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

2.2 The Reverse/Master Mode

In the Reverse/Master Mode, the XRT8001 will accept

either a 56kHz or a 64kHz clock signal via the FIN input

pin, and will generate either a 1.544MHz or a 2.048MHz

clock signal via the Clock Output signals.

Figure 8, presents a simple illustration of the XRT8001

WAN Clock operating in the “Reverse/Master Mode.”

56kHz

or

64kHz

FIN

CLK1

XXRRTT88000011

WWAANN CClloocckk

CLK2

1.544MHz

or

2.048MHz

1.544MHz

or

2.048MHz

Figure 8. Illustration of the XRT8001 WAN Clock

Operating in the Reverse/Master Mode

Rev. 1.01

11

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