MPC8313E datasheet(23/92 Pages) FREESCALE

23 / 92 page

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

Freescale Semiconductor

Ethernet: Three-Speed Ethernet, MII Management

8.2

MII, RGMII, SGMII, and RTBI AC Timing Specifications

The AC timing specifications for MII, RMII, RGMII, SGMII, and RTBI are presented in this section.

8.2.1

MII AC Timing Specifications

This section describes the MII transmit and receive AC timing specifications.

8.2.1.1

MII Transmit AC Timing Specifications

Table 25 provides the MII transmit AC timing specifications.

Table 24. RGMII/RTBI (When Operating at 2.5 V) DC Electrical Characteristics

Parameters

Symbol

Conditions

Min

Max

Unit

Supply voltage 2.5 V

LVDDA/LVDDB

—

2.37

2.63

Output high voltage

VOH

IOH = –1.0 mA LVDDA or LVDDB = Min

2.00

LVDDA + 0.3

LVDDB + 0.3

Output low voltage

VOL

IOL = 1.0 mA

LVDDA or LVDDB = Min

VSS – 0.3

0.40

Input high voltage

VIH

—LVDDA or LVDDB = Min

1.7

LVDDA + 0.3

LVDDB + 0.3

Input low voltage

VIL

—LVDDA or LVDDB = Min

–0.3

0.70

Input high current

IIH

VIN

1 = LV

DDA or LVDDB

—10

μA

Input low current

IIL

VIN

1 = VSS

–15

—

μA

Note:

1. Note that the symbol VIN, in this case, represents the LVIN symbol referenced in Table 1 and Table 2.

Table 25. MII Transmit AC Timing Specifications

At recommended operating conditions with LVDDA/LVDDB /NVDD of 3.3 V ± 10%.

Parameter/Condition

Symbol 1

Min

Typ

Max

Unit

TX_CLK clock period 10 Mbps

tMTX

—400

—

TX_CLK clock period 100 Mbps

tMTX

—40

—

TX_CLK duty cycle

tMTXH/tMTX

—

TX_CLK to MII data TXD[3:0], TX_ER, TX_EN delay

tMTKHDX

MPC8313E Datasheet(PDF) 23 Page - Freescale Semiconductor, Inc

MPC8313E Datasheet(HTML) 23 Page - Freescale Semiconductor, Inc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92

Datasheet Download

Link URL