AM1707 datasheet(151/198 Pages) TI

151 / 198 page

TM64P0_IN12

TM64P0_OUT12

AM1707

www.ti.com

SPRS637A – FEBRUARY 2010 – REVISED APRIL 2010

6.23.1

Timer Electrical Data/Timing

Table 6-86. Timing Requirements for Timer Input(1) (2) (see Figure 6-60)

No.

PARAMETER

MIN

MAX

UNIT

tc(TM64Px_IN12)

Cycle time, TM64Px_IN12

tw(TINPH)

Pulse duration, TM64Px_IN12 high

0.45C

0.55C

tw(TINPL)

Pulse duration, TM64Px_IN12 low

0.45C

0.55C

tt(TM64Px_IN12)

Transition time, TM64Px_IN12

0.05C

(1)

P = OSCIN cycle time in ns. For example, when OSCIN frequency is 27 MHz, use P = 37.037 ns.

(2)

C = TM64P0_IN12 cycle time in ns. For example, when TM64Px_IN12 frequency is 27 MHz, use C = 37.037 ns

Figure 6-60. Timer Timing

Table 6-87. Switching Characteristics Over Recommended Operating Conditions for Timer Output (1)

No.

PARAMETER

MIN

MAX

UNIT

tw(TOUTH)

Pulse duration, TM64P0_OUT12 high

tw(TOUTL)

Pulse duration, TM64P0_OUT12 low

(1)

P = OSCIN cycle time in ns. For example, when OSCIN frequency is 27 MHz, use P = 37.037 ns.

Figure 6-61. Timer Timing

Peripheral Information and Electrical Specifications

151

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