User's Manual

148603 Project Document
148603 Specification and Integration Guide
Copyright 2012 Motorola Solutions, Inc. 20110610-i 26 of 36
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6. Module Specifications
6.1. Power Consumption
Hardware Low Power Mode - Module Shutdown (SDWN)
 Description: After VBAT and VIO are supplied to the module and while
WLAN_EN and BT_GPS_FM_EN are de-asserted (LOW), the module is in
Shutdown state. Open connections will be lost. Upon resume downloading
firmware is necessary.
 Requirements:
o SDIO lines should be held high by the host to prevent leakage.
o Host clears all enables WL_EN & BT_GPS_FM_EN.
o Host ensures all other IOs are in the correct state to prevent back-
powering.
State
Comments
VBAT current
(uA)
VIO current (uA)
Supply Voltage
VBAT= 3.3V, VIO =
1.8V
Min.
Typ.
Max.
Min.
Typ.
Max.
Shutdown
See Section
6.1
40
10
Table 16 - Hardware Low Power Mode - Module Shutdown (SDWN) Current Draw