MPC8313E datasheet(33/92 Pages) FREESCALE

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MPC8313E PowerQUICC™ II Pro Processor Hardware Specifications, Rev. 1

Freescale Semiconductor

Ethernet: Three-Speed Ethernet, MII Management

Figure 17. Transmitter Reference Circuit

8.4.3.1

SGMII Transmit AC Timing Specifications

Table 36 provides the SGMII transmit AC timing targets. A source synchronous clock is not provided.

Table 35. DC Receiver Electrical Characteristics

Parameter

Symbol

Min

Max

Unit

Notes

DC input voltage range

—

Input must be externally ac-coupled.

Input differential voltage

Vrx_diffpp

100

1200

mV Peak to peak input differential

voltage.

Loss of signal threshold

Vlos

100

—

Input AC common mode voltage

Vcm_acpp

—

100

mV Peak to peak ac common mode

voltage.

Receiver differential input impedance

Zrx_diff

120

—

Receiver common mode input impedance

Zrx_cm

—

Common mode input voltage

Vcm

xcorevss

On-chip termination to xcorevss.

Table 36. SGMII Transmit AC Timing Specifications

Parameter

Symbol

Min

Max

Unit

Notes

Deterministic Jitter

—

0.17

UI p-p

—

Total Jitter

—

0.35

UI p-p

—

Unit Interval

800

+/– 100ppm

VOD fall time (80%–20%)

tfall

120

—

VOD rise time (20%–80%)

trise

120

—

Source synchronous clock is not supported

100 ohms

SD_TX_B

SD_TX

Transmitter

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