3 timers electrical data/timing, Product preview – Texas Instruments TMS320C6454 User Manual

Page 206

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PRODUCT PREVIEW

7.15.3 Timers Electrical Data/Timing

TINPLx

TOUTLx

4

3

2

1

TMS320C6454
Fixed-Point Digital Signal Processor

SPRS311A – APRIL 2006 – REVISED DECEMBER 2006

Table 7-94. Timing Requirements for Timer Inputs

(1)

(see

Figure 7-73

)

-720
-850

NO.

UNIT

-1000

MIN

MAX

1

t

w(TINPH)

Pulse duration, TINPLx high

12P

ns

2

t

w(TINPL)

Pulse duration, TINPLx low

12P

ns

(1)

P = 1/CPU clock frequency in ns. For example, when running parts at 1000 MHz, use P = 1 ns.

Table 7-95. Switching Characteristics Over Recommended Operating Conditions for Timer Outputs

(1)

(see

Figure 7-73

)

-720
-850

NO.

PARAMETER

UNIT

-1000

MIN

MAX

3

t

w(TOUTH)

Pulse duration, TOUTLx high

12P – 3

ns

4

t

w(TOUTL)

Pulse duration, TOUTLx low

12P – 3

ns

(1)

P = 1/CPU clock frequency in ns. For example, when running parts at 1000 MHz, use P = 1 ns.

Figure 7-73. Timer Timing

206

C64x+ Peripheral Information and Electrical Specifications

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