MPC885ZP80 datasheet(69/87 Pages) NXP

69 / 87 page

MPC885/MPC880 PowerQUICC Hardware Specifications, Rev. 7

Freescale Semiconductor

UTOPIA AC Electrical Specifications

13 UTOPIA AC Electrical Specifications

Table 30, Table 31, and Table 32, show the AC electrical specifications for the UTOPIA interface.

Table 30. UTOPIA Master (Muxed Mode) Electrical Specifications

Num

Signal Characteristic

Direction

Min

Max

Unit

UtpClk rise/fall time (internal clock option)

Output

Duty cycle

Frequency

MHz

UTPB, SOC, RxEnb, TxEnb, RxAddr, and TxAddr active delay (PHREQ

and PHSEL active delay in multi-PHY mode)

Output

UTPB, SOC, Rxclav, and Txclav setup time

Input

UTPB, SOC, Rxclav, and Txclav hold time

Input

Table 31. UTOPIA Master (Split Bus Mode) Electrical Specifications

Num

Signal Characteristic

Direction

Min

Max

Unit

UtpClk rise/fall time (Internal clock option)

Output

Duty cycle

Frequency

MHz

UTPB, SOC, RxEnb, TxEnb, RxAddr, and TxAddr active delay (PHREQ

and PHSEL active delay in multi-PHY mode)

Output

UTPB_Aux, SOC_Aux, Rxclav, and Txclav setup time

Input

UTPB_Aux, SOC_Aux, Rxclav, and Txclav hold time

Input

Table 32. UTOPIA Slave (Split Bus Mode) Electrical Specifications

Num

Signal Characteristic

Direction

Min

Max

Unit

UtpClk rise/fall time (external clock option)

Input

Duty cycle

Frequency

MHz

UTPB, SOC, Rxclav, and Txclav active delay

Output

UTPB_AUX, SOC_Aux, RxEnb, TxEnb, RxAddr, and TxAddr setup time

Input

UTPB_AUX, SOC_Aux, RxEnb, TxEnb, RxAddr, and TxAddr hold time

Input

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