Earda Electronics EWN 1601A User Manual



1、Summary

EWN-1601LNS1AA WIFI module is a suitable receiving IEEE802.11b/g/n WLAN receiver. Design of
EWN-1601LNS1AA WIFI module, including RF impedance of antenna, matching, USB port impedance
matching, power supply unit. EWN-1601LNS1AA WIFI module can be USB2.0 or PIN connected to the
TV, PC or PDA equipment.

This product is of high reliability, strong universality. In terms of electrical performance, stable and
reliable work. (see Figure)

2、Technical indicators

2.1 service restrictions

Atmospheric pressure： 86kPa～106kPa .
temperature limit： -5℃～40℃ ,
Relative humidity：≦90% ,

2.2. Electrical characteristics

2.2.1 Transmit power

Frequency in 2412MHz (1CH), 2437 MHz (6CH), 2462 MHz (11CH) transmit power value as shown in

table 1.

Protocol

802.11b(11M)

802.11g(54M) 14.1±1.0

802.11n(150M)

Table 1 The transmit power value

2.2.2 EVM

Frequency in 2412MHz (1CH), 2437 MHz (6CH), 2462 MHz (11CH) EVM values are shown in table 2.

Protocol

802.11b(11M)

802.11g(54M)

802.11n(150M)

Table 2 EVM value

2.2.3 Frequency accuracy

Frequency in 2412MHz (1CH), 2437 MHz (6CH), 2462 MHz (11CH) frequency accuracy as shown in table 3.

Protocol

802.11b(11M)

802.11g(54M)

802.11n(150M) -25 ≤ frequency accuracy≤25

Table 3 Frequency accuracy

2.2.4Sensitivity

Frequency in 2412MHz (1CH), 2437 MHz (6CH), 2462 MHz (11CH)Sensitivity as shown in table 4.

Table 4

Sensitivity

unit：dBm

Protocol

802.11b(11M)

802.11g(54M)

802.11n(150M)

2.2.5 Internet experience test

In 802.11b/g/n, the distance of router 10m, separated by a wall, playback buffer fast, smooth.



unit：dBm

transmit power value

16.0±1.0

14.0±0.5

unit：：dB

EVM

＜-22

＜ -25

＜ -28

unit：：kHz

Frequency accuracy

-25 ≤frequency accuracy≤25

-25 ≤frequency accuracy≤25

sensitivity

≤-76

≤-74

≤-70



3、EWN-1601LNS1AA Pin definition and mechanical dimensions

Pin

1

2

3

4

5

6

Pin name

+VCC

USB_DM

USB_DP

ANT GND

ANT RF

GND

4、Use and repair

Electronic products this product belongs to high density, high technology, specifically for TV, PC production plant

use, do not use due to mechanical impact and external direct action, the appearance by the damage phenomenon. If

the product fails, by professional technicians to repair.

