Rainbow-electronics DS2186 Manual do Utilizador descarregar pdf (Página 9)

DS2186

041295 9/11

AC ELECTRICAL CHARACTERISTICS (0°C to 70°C; V

DD

= 5V ± 5%)

PARAMETER SYMBOL MIN TYP MAX UNITS NOTES

TCLK, LCLK Period t

CLK

648 ns 1

TCLK, LCLK Period t

CLK

488 ns 2

TCLK, LCLK Pulse Width t

RWH

,

t

RWL

70 324 ns 1

TCLK, LCLK Pulse Width t

RWH

,

t

RWL

70 244 ns 2

TCLK, LCLK Rise and Fall Times t

R

, t

F

20 ns

TPOS, TNEG Setup to TCLK

Falling

t

STD

50 ns

LPOS, LNEG Setup to LCLK

Falling

t

STD

50 ns

TPOS, TNEG Hold from TCLK

Falling

t

HTD

50 ns

LPOS, LNEG Hold from LCLK

Falling

t

HTD

50 ns

NOTES:

1. T1 applications.

2. CEPT applications.

AC TIMING DIAGRAM Figure 5

TCLK, LCLK

TPOS, TNEG

LPOS, LNEG

t

CLK

t

F

t

R

t

RWH

t

RWL

t

STD

t

HTD

1 2 3 4 5 6 7 8 9 10 11

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