Specifications

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1. Overview
Bl3390-I is a cost-effective gateway WiFi module launched by hangzhou Broadlink. It is highly
integrated with MIPS 24Kc MCU, with the highest main frequency up to 600MHz, built-in with
64MB DDR2, configured with 32MB Flash and 3.3v single power supply.
The module integrates radio transceiver, MAC, baseband, all Wi-Fi protocols, configurations
and network stack. It can be widely used in applications like smart home devices, remote
monitoring devices and medical care instruments.
2. Basic Specifications
2.1 Power Consumption
Please refer to Table 1 for power consumption data.
Table 1 BL3390-I Power Consumption Data
Specifications
Min.
Typ.
Max.
Units
VDD
3.0
3.3
3.6
V
VIL(input low voltage)
0.8
V
VIH(input high voltage)
2
V
VOL(output low voltage)
0.4
V
VOH(output high voltage)
2.4
V
Working（avg）
340
360
mA
Working（beacon）
820
mA