TMS320VC5416 Datasheet, PDF (81/98 Pages) Texas Instruments – TMS320VC5416 Fixed-Point Digital Signal Processor

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TMS320VC5416
Fixed-Point Digital Signal Processor
SPRS095O – MARCH 1999 – REVISED JANUARY 2005
5.5.10.2 McBSP General-Purpose I/O Timing
Table 5-22 and Table 5-23 assume testing over recommended operating conditions (see Figure 5-23).
Table 5-22. McBSP General-Purpose I/O Timing Requirements
t_{su(BGPIO-COH)}
t_h(COH-BGPIO)
Setup time, BGPIOx input mode before CLKOUT high⁽¹⁾
Hold time, BGPIOx input mode after CLKOUT high⁽¹⁾
(1) BGPIOx refers to BCLKRx, BFSRx, BDRx, BCLKXx, or BFSXx when configured as a general-purpose input.
5416-120
5416-160
MIN MAX
7
0
UNIT
ns
ns
Table 5-23. McBSP General-Purpose I/O Switching Characteristics
PARAMETER
t_d(COH-BGPIO)
Delay time, CLKOUT high to BGPIOx output mode⁽¹⁾
(1) BGPIOx refers to BCLKRx, BFSRx, BDRx, BCLKXx, or BFSXx when configured as a general-purpose output.
5416-120
5416-160
MIN MAX
–2
4
UNIT
ns
t_{su(BGPIO-COH)}
CLKOUT
BGPIOx Input Mode
(see Note A)
t_d(COH-BGPIO)
t_h(COH-BGPIO)
BGPIOx Output Mode
(see Note B)
A. BGPIOx refers to BCLKRx, BFSRx, BDRx, BCLKXx, or BFSXx when configured as a general-purpose input.
B. BGPIOx refers to BCLKRx, BFSRx, BCLKXx, BFSXx, or BDXx when configured as a general-purpose output.
Figure 5-23. McBSP General-Purpose I/O Timings
Electrical Specifications
81