TBD datasheet(52/80 Pages) FREESCALE

Numer części	TBD

Szczegółowy opis	Quad Core Digital Signal Processor

PDF	80 Pages

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Producent	FREESCALE [Freescale Semiconductor, Inc]

Strona internetowa	http://www.freescale.com

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MSC8144E Quad Core Digital Signal Processor Data Sheet, Rev. 6

Freescale Semiconductor

Note: For some TDM modes transmit data is being output on other pins. This timing is valid for it as well. See the MSC8144E

Reference Manual

2.7.8

UART Timing

Figure 22 shows the UART input AC timing

Figure 23 shows the UART output AC timing

Figure 21. TDM Output Signals

Table 43. UART Timing

Characteristics

Symbol

Expression

Min

Max

Unit

URXD and UTXD inputs high/low duration

TUREFCLK

× TREFCLK

160

—

URXD and UTXD inputs rise/fall time

TUAVKH

6ns

UTXD output rise/fall time

TUAVXH

5.5

Note:

TUREFCLK = TREFCLK is guaranteed by design.

Figure 22. UART Input Timing

Figure 23. UART Output Timing

TDMxTCLK

TDMxTDAT

TDMxTSYN

tTDMDHOX

tTDMDHOV

tTDMDHOZ

tTDMHOX

tTDMC

tTDMCH

tTDMCL

tTDMSHOX

tTDMSHOV

UTXD, URXD

TUREFCLK

inputs

TUAVKH

TUREFCLK

UTXD output

TUAVXH

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