Cirrus-logic CS49DV8C Manuel d'utilisateur télécharger pdf (Page 12)

12 Copyright 2008 Cirrus Logic, Inc. DS868PP2

CS49DV8C Data Sheet

32-bit Audio DSP Family

5.6 Switching Characteristics— RESET

Figure 1. RESET Timing

Parameter Symbol Min Max Unit

RESET

minimum pulse width low T

rstl

1-μs

All bidirectional pins high-Z after RESET low T

rst2z

-100ns

Configuration pins setup before RESET

high T

rstsu

50 - ns

Configuration pins hold after RESET

high T

rsthld

20 - ns

RESET#

T

rst2z

T

rstl

T

rstsu

T

rsthld

HS[3:0]

All Bidirectional

Pins

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 29 30

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