8

Dust Networks

LTP5900 Mote Datasheet

Figure 1

LTP5900 Package with Pin Labels

6.0

Power Supply Design

Care should be taken in cases where the mote inputs will be driven to logic level high. Refer to the 040-0067 SmartMesh IA-

510 Mote Serial API Guide for information on mote bring-up and power cycling.

7.0

Mote Boot Up

7.1

Power-on Sequence

The LTP5900 has internal power-on reset circuits that ensure that the mote will properly boot. External resetting of the

device is not required and not recommended.

Table 9

Power-on Sequence

Parameter

Min

Typ

Max

Units

Comments

RST

¯¯¯ pulse width

125

µs

Reset timing

7.2

Inrush Current

1 Ω, the inrush current on the mote appears as shown in Figure 3.