MPC5744P datasheet(110/114 Pages) FREESCALE

110 / 114 page

MPC5744P Data Sheet, Rev. 0.3

Preliminary—Subject to Change Without Notice

Electrical characteristics

Freescale Semiconductor

110

Figure 44. FlexRay TxD signal propagation delays

3.17.7.4

RxD

Table 50. RxD input characteristics

3.17.7.5

Receiver asymmetry

Name

Description1

NOTES:

1All parameters specified for V

DD_HV_IOx = 3.3 V -5%, +10%, TJ = –40

oC / 165 oC.

Min

Max

Unit

C_CCRxD

Input capacitance on RxD pin

—7

uCCLogic_1

Threshold for detecting logic high

uCCLogic_0

Threshold for detecting logic low

dCCRxD01

Sum of delay from actual input to the D input of the

first FF, rising edge

—10

dCCRxD10

Sum of delay from actual input to the D input of the

first FF, falling edge

—10

Table 51. Receiver asymmetry

Name

Description

Min

Max

Unit

dCCRxAsymAccept15 Acceptance of asymmetry at receiving CC with 15 pF load (*)

-31.5

+44.0

dCCRxAsymAccept25 Acceptance of asymmetry at receiving CC with 25 pF load (*)

-30.5

+43.0

dCCTxD10

dCCTxD01

TxD

PE_Clk

*FlexRay Protocol Engine Clock

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