Quatech AirborneDirect WLNG-ET Series Spezifikationen PDF herunterladen (Seite 31)

Airborne DP550 Family Databook Quatech, Inc.

100-8090-100 4/14/2011 31

9.0 RESET Function

For correct operation of the on-board Power-on RESET (POR) and internal RESET

controllers, the RESET pin on the WLNG-XX-DP550 family must obey the following

timing and signal conditions.

Figure 4 - Power on RESET Timing

Figure 5 - RESET Timing

Table 18 - RESET Timing

Symbol

Parameter

Min

Typ

Max

Units

PURST

Valid V

to RESET valid

200

RLRV

RESET Valid to RESET Low

RPWI

Valid V

to Internal RESET completed

200

RPW

RESET Pulse Width

100

µs

1 2 ... 26 27 28 29 30 31 32 33 34 35 36 ... 39 40

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Quatech AirborneDirect WLNG-ET Series Spezifikationen Seite 31