TMS320VC5402 Datasheet, PDF (56/68 Pages) Texas Instruments – FIXED-POINT DIGITAL SIGNAL PROCESSOR

TMS320VC5402
FIXEDĆPOINT DIGITAL SIGNAL PROCESSOR
SPRS079E – OCTOBER 1998 – REVISED AUGUST 2000
multichannel buffered serial port timing (continued)
timing requirements for McBSP general-purpose I/O (see Figure 30)
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.}
MIN MAX UNIT
9
ns
0
ns
switching characteristics for McBSP general-purpose I/O (see Figure 30)
PARAMETER
td(COH-BGPIO)
Delay time, CLKOUT high to BGPIOx output mode‡
‡ _{BGPIOx refers to BCLKRx, BFSRx, BCLKXx, BFSXx, or BDXx when configured as a general-purpose output.}
MIN MAX UNIT
0
5 ns
tsu(BGPIO-COH)
CLKOUT
BGPIOx Input
Mode†
td(COH-BGPIO)
th(COH-BGPIO)
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 30. McBSP General-Purpose I/O Timings
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