GS1572 Datasheet, PDF (58/64 Pages) Gennum Corporation – EDH packet generation and insertion

4.14 Device Reset
In order to initialize all internal operating conditions to their default states, hold the
RESET_TRST signal LOW for a minimum of t_reset = 10ms after all power supplies are
stable. There are no requirements for power supply sequencing.
When held in reset, all device outputs will be driven to a high-impedance state.
Nominal Level
95% of Nominal Level
Supply Voltage
RESET_TRST
Figure 4-17: Reset Pulse
treset
Reset
treset
Reset
GS1572 Multi-Rate Serializer with Cable Driver and
ClockCleaner^TM
Data Sheet
44262 - 4
March 2009
58 of 64