WNC DHUM-E997 - Product Specification; Absolute Maximum Ratings; Recommended Operating Conditions; Wi-Fi Specifications

MODEL: DHUM-E997
Wistron Neweb Corporation
6 of 17
4. Product Specification
4-1. Absolute Maximum Ratings
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
4-2. Recommended Operating Conditions
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
4-3.WIFI Portion
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