TMS320VC5401 datasheet(69/81 Pages) TI

номер детали	TMS320VC5401

подробное описание детали	Fixed-Point Digital Signal Processor

PDF	81 Pages

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Electrical Specifications

December 2000 − Revised February 2004

SPRS153C

5.14.2

McBSP General-Purpose I/O Timing

Table 5−22 and Table 5−23 assume testing over recommended operating conditions (see Figure 5−22).

Table 5−22. McBSP General-Purpose I/O Timing Requirements

MIN

MAX

UNIT

tsu(BGPIO-COH)

Setup time, BGPIOx input mode before CLKOUT high†

th(COH-BGPIO)

Hold time, BGPIOx input mode after CLKOUT high†

† BGPIOx refers to BCLKRx, BFSRx, BDRx, BCLKXx, or BFSXx when configured as a general-purpose input.

Table 5−23. McBSP General-Purpose I/O Switching Characteristics

PARAMETER

MIN

MAX

UNIT

td(COH-BGPIO)

Delay time, CLKOUT high to BGPIOx output mode‡

−2

‡ BGPIOx refers to BCLKRx, BFSRx, BCLKXx, BFSXx, or BDXx when configured as a general-purpose output.

tsu(BGPIO-COH)

th(COH-BGPIO)

td(COH-BGPIO)

CLKOUT

BGPIOx Input

Mode†

BGPIOx Output

Mode‡

† BGPIOx refers to BCLKRx, BFSRx, BDRx, BCLKXx, or BFSXx when configured as a general-purpose input.

‡ BGPIOx refers to BCLKRx, BFSRx, BCLKXx, BFSXx, or BDXx when configured as a general-purpose output.

Figure 5−22. McBSP General-Purpose I/O Timings

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