Wistron NeWeb DHUME997 User Manual
MODEL: DHUM-E997
Wistron Neweb Corporation
1 of 17
DHUM-E997 User Manual
MODEL: DHUM-E997
Wistron Neweb Corporation
2 of 17
Version
Change history
Date
V1.0
Initial version
2018/6/11
Revision History
MODEL: DHUM-E997
Wistron Neweb Corporation
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Contents
1. Product Introduction…………………………………….……………………………………………………………….4
2. Product Photo……………………………….……………………………………………………………………………...5
3. Pin Assignment…………………………………………………………………………………….…………………….….5
4. Product Specification…………………………………………………………………………………………………..…6
5. Product Outline……..…………………………………………………………………………………….………………13
6. USB Cable Information…………………………………………………………………………………………………14
7. Label Design Form…….………………………………………………………………………………………..……….14
8. Package Information….…………………………………………………………………………………………………15
9. Carton Label……….…………………………………………………………………………………….…………..…….15
MODEL: DHUM-E997
Wistron Neweb Corporation
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1. Product Introduction
DHUM-E997 is an 802.11 a/b/g/n/ac WLAN/Bluetooth 4.2 LE combo module based on Marvell
88W8997 chipset solution.
1-1. Features
IEEE802.11n a/b/g/n/ac with data rates from MCS0-15 in 20MHz/40MHz/80MHz channels
Bluetooth BDR/EDR/LE (Low Energy), Class I
Wireless LAN/Bluetooth coexistence (BCA) protocol support
Power-down control
Wake on Bluetooth
Low power consumption
1-2.Interfaces and Power supply
Wireless LAN / Bluetooth RF interface
5V input supply voltage requested for analog/digital/RF
Type A USB connector
1-3.Operation method
Plug the USB connector into customer’s TV USB port and start to use.
MODEL: DHUM-E997
Wistron Neweb Corporation
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Pin
Pin Define
Description
1
+5V_IN
5V Power Supply
2
USB_DM
USB Serial Different Data-Negative
3
USB_DP
USB Serial Different Data-Positive
4
GND
Ground
2. Product Photo
Top Side
Bottom Side
3. Pin Assignment
MODEL: DHUM-E997
Wistron Neweb Corporation
6 of 17
Symbol
(Board level)
Description
Max.
Units
5V
5V Power Supply
5.5
V
USB_DM
USB Serial Different Data-Negative
3.63 V USB_DP
USB Serial Different Data-Positive
3.63
V
Symbol
(Board level)
Description
Min.
Typ.
Max.
Units
5V
5V Power Supply
4.5 5 5.5
V
USB_DM
USB Serial Different Data-Negative
GND
GND
GND V USB_DP
USB Serial Different Data-Positive
0.54
0.6
0.66
V
Item
Key specifications
Main chipset
Marvell 88W8997
TX/RX
2T2R
Frequency
range
2.412 ~ 2.462GHz,5.15GHz ~ 5.35GHz, 5.47GHz ~ 5.85GHz
Modulation
technique
802.11 a/b/g
DSSS (DBPSK, DQPSK, CCK)
OFDM (BPSK, QPSK, 16-QAM, 64-QAM)
DSSS (Direct Sequence Spread Spectrum) with
DBPSK (Differential Binary Phase Shift Keying 1Mbps),
DQPSK (Differential Quaternary Phase Shift Keying 2Mbps), and
CCK (Complementary Code Keying 5.5&11Mbps), and
OFDM (Orthogonal Frequency Division Multiplexing with BPSK for 6,9Mbps、 QPSK for 12,18Mbps、
16QAM for 24,36Mbps、 64QAM for 48,54Mbps)
802.11n a/g
OFDM (BPSK, QPSK, 16-QAM, 64-QAM)
802.11 ac
OFDM (BPSK, QPSK, 16-QAM, 64-QAM,256-QAM)
Host interface
USB 2.0
Power
consumption
@25 o C
4. Product Specification
4-1. Absolute Maximum Ratings
4-2. Recommended Operating Conditions
4-3.WIFI Portion
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