Hangzhou BroadLink Technology BL3390 I User Manual
BL3390-I
Version：1.1 Release date： September 04, 2019
Wi-Fi Module
Features
600MHz MIPS 24Kc MCU
64K I-Cache，32K D-Cache
64MB DDR2
32MB FLASH
Working voltage：DC 3.3V
Wi-Fi related features
Support 802.11 b/g/n with 20M
and 40M bandwidth
Support WEP/WPA2
Integrated balun/PA/LNA
Peripheral：
3x UART
Applications
Intelligent Gateway
Model
Model Antenna type Note
BL3390-I
External antenna Default
1x I2C
1x SPI
4x PWM
1x USB
3x Ethernet
Up to 19GPIOs
Working temperature: 0℃ to +70℃
Stamp style SMD for surface mounting
production
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Content
1. Overview ............................................................................................................................ - 3 -
2. Basic Specifications ............................................................................................................ - 3 -
2.1 Power Consumption .................................................................................................... - 3 -
2.2 Working Environment ................................................................................................. - 4 -
3. Radio Specifications ........................................................................................................... - 4 -
3.1 Basic Radio Specification ............................................................................................. - 4 -
3.2 Radio Performance ...................................................................................................... - 5 -
3.2.1 IEEE802.11b .......................................................................................................... - 5 -
3.2.2 IEEE802.11g .......................................................................................................... - 5 -
3.2.3 IEEE802.11n .................................................................................................... - 6 -
4. BL3390-I Hardware Information ........................................................................................ - 8 -
4.1 PIN Sequence ............................................................................................................... - 8 -
4.2 PIN Definitions ............................................................................................................. - 9 -
Refer to Table 17 for testing data. .................................................................................... - 9 -
4.3 Mechanical Dimensions ............................................................................................. - 11 -
4.4Recommended Pad Size ............................................................................................. - 12 -
4.5 Power Supply Requirement ....................................................................................... - 13 -
4.6. Certifications ............................................................................................................ - 13 -
4.7. Label ......................................................................................................................... - 14 -
Revision History ................................................................................................................... - 19 -
Copyrights ............................................................................................................................ - 19 -
Contact Us ........................................................................................................................... - 19 -
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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
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
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Symbol
Description
Min.
Max.
Units
Ts
Storage temperature
-40
125 ℃ TA
Ambient operating temperature
0
70 ℃ Vdd
Supply voltage
3.0
3.6
V
Radio range
2.412 GHz - 2.472 GHz
Wireless standards
IEEE 802.11 b/g/n
Radio output (conductive)
802.11b:17.5±1.5dBm@11Mbps
802.11g: 14±1.5dBm@54Mbps
802.11n: 12.5±1.5dBm@MCS7/HT20
802.11n: 12.5±1.5dBm@MCS7/HT40
Antenna type
Internal: Not supported
External: supported
Receiving sensitivity
802.11b≤-86dBm@11Mbps
802.11g≤-73dBm@54Mbps
802.11n/HT20≤-69dBm@MCS7
802.11n/HT40≤-67dBm@MCS7
Stack
IPv4, TCP/UDP/FTP/HTTP/HTTPS/TLS/mDNS
Data rate (max)
11M@802.11b, 54M@802.11g, MCS7@802.11n
Security
Encryption standard: Open/WEP-Open/WPA/WPA2
Encryption algorithm: WEP64/WEP128/TKIP/AES
Network types
STA/AP/STA+AP/WIFI Direct
2.2 Working Environment
Please refer to Table 2 for working environment data.
Table 2 BL3390-I Working Environment Data
3. Radio Specifications
3.1 Basic Radio Specification
Please refer to Table 3 for radio specification.
Table 3 BL3390-I Radio Specification
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ITEM
Specification
Modulation Type
DSSS / CCK
Frequency range
2412MHz~2462MHz
Channel
CH1 to CH11
Data rate
1, 2, 5.5, 11Mbps
TX Characteristics
Min
Typical
Max.
Unit
Power@11Mbps
16 19
dBm
Frequency Error
-15 +15
ppm
EVM@11Mbps
-20
dB
Transmit spectrum mask
Pass
RX Characteristics
Min
Typical
Max.
Unit
11Mbps Input Level Sensitivity
Minimum Input Level (FER≦8%)
-87 dBm
ITEM
Specification
Modulation Type
OFDM
3.2 Radio Performance
3.2.1 IEEE802.11b
Table 4 Basic specifications under IEEE802.11b
Table 5 Transmitting performance under IEEE802.11b
Table 6 Receiving performance under IEEE802.11b
3.2.2 IEEE802.11g
Table 7 Basic specifications under IEEE802.11g
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Frequency range
2412MHz~2462MHz
Channel
CH1 to CH11
Data rate
6, 9, 12, 18, 24, 36, 48, 54Mbps
TX Characteristics
Min
Typical
Max.
Unit
Power@54Mbps
12.5
15.5
dBm
Frequency Error
-15 +15
ppm
EVM@54Mbps
-27
dB
Transmit spectrum mask
Pass
RX Characteristics
Min
Typical
Max.
Unit
54Mbps Input Level Sensitivity
Minimum Input Level (FER≦10%)
-74
dBm
ITEM
Specification
Modulation Type
OFDM
Frequency range
2412MHz~2462MHz
Channel
CH1 to CH11
Data rate
MCS0/1/2/3/4/5/6/7
Table 8 Receiving performance under IEEE802.11g
Table 9 Receiving performance under IEEE802.11g
3.2.3 IEEE802.11n
IEEE802.11n 20MHz bandwidth mode
Table 10Basic specifications under IEEE802.11n with 20MHz
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