KSZ9031RNX(2012) 查看數據表（PDF） - Micrel

零件编号

产品描述 (功能)

生产厂家

KSZ9031RNX
(Rev.:2012)

Gigabit Ethernet Transceiver with RGMII Support

Micrel 

Micrel, Inc.

KSZ9031RNX

Reference Clock – Connection and Selection

A crystal or external clock source, such as an oscillator, is used to provide the reference clock for the KSZ9031RNX. The

reference clock is 25MHz for all operating modes of the KSZ9031RNX.

Figure 19 and Table 23 shows the reference clock connection to XI and XO of the KSZ9031RNX, and the reference clock

selection criteria.

Figure 19. 25MHz Crystal/Oscillator Reference Clock Connection

Characteristics

Frequency

Frequency tolerance (max)

Value

25

±50

Units

MHz

ppm

Table 23. Reference Crystal/Clock Selection Criteria

October 2012

71

M9999-103112-1.0

Share Link: