Texas Instruments TMS320C2810 - Relationship between XTIMCLK and SYSCLKOUT; XINTF Clock Configurations

XTIMING0
XTIMING1
XTIMING2
XTIMING6
XTIMING7
XBANK
LEAD/ACTIVE/TRAIL
0
/2
XTIMCLK
1
(A)
1
(A)
0
/2
C28x
CPU
XINTCNF2
(CLKMODE)
XINTCNF2
(XTIMCLK)
Default value after reset
(A)
SYSCLKOUT
XINTCNF2
(CLKOFF)
XCLKOUT
1
0
0
TMS320F2810, TMS320F2811, TMS320F2812
TMS320C2810, TMS320C2811, TMS320C2812
www.ti.com SPRS174T –APRIL 2001–REVISED MAY 2012
Unless otherwise specified, all XINTF timing is applicable for the clock configurations shown in Table 6-31.
Table 6-31. XINTF Clock Configurations
MODE SYSCLKOUT XTIMCLK XCLKOUT
1 SYSCLKOUT SYSCLKOUT
Example: 150 MHz 150 MHz 150 MHz
2 SYSCLKOUT 1/2 SYSCLKOUT
Example: 150 MHz 150 MHz 75 MHz
3 1/2 SYSCLKOUT 1/2 SYSCLKOUT
Example: 150 MHz 75 MHz 75 MHz
4 1/2 SYSCLKOUT 1/4 SYSCLKOUT
Example: 150 MHz 75 MHz 37.5 MHz
The relationship between SYSCLKOUT and XTIMCLK is shown in Figure 6-30.
Figure 6-30. Relationship Between XTIMCLK and SYSCLKOUT
Copyright © 2001–2012, Texas Instruments Incorporated Electrical Specifications 129
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