Users Manual

SKI.WB638BU.2_668BU
6
QR-ZZPJ-017A
7. General Requirements（一般要求）
No.
Feature
Description
8-1
Operation Voltage 工作电压范围
3.3V+/-0.3
8-2
Current Consumption 最大电流
700mA
8-3
Ripple 纹波
≤100mV
8-4
Operation Temperature 工作温度范围
0°C to +40°C
8-5
Antenna Type 天线类型
External antenna
8-6
USB
High Speed USB 2.0 Interface
8-7
Storage Temperature 存储温度
-40°C to +125°C
8. Electrical Characteristics（电气特性）
除非另有说明，电气规范试验都在下列条件下进行:
环境条件温度： 25 ℃± 5 ℃；
电源电压：模块输上入电压 3.3V（±10%）；
The Test for electrical specification was performed under the following condition unless
otherwise specified：
Ambient condition Temperature :25℃ ± 5℃;
Power supply voltages：3.3V (±10%) input power at the Module;
8.1 IEEE 802.11b Section
Items
Contents
Specification
IEEE802.11b
Mode
CCK
Channel
CH1 to CH11
Data rate
1, 2, 5.5, 11Mbps
TX Characteristics
Min.
Typ.
Max.
Unit
Remark
1. Power Levels(Calibrated)
1) For antenna port
15
17
17
dBm
2. Spectrum Mask @ target power
1) fc +/-11MHz to +/-22MHz
-
-
-30
dBr
2) fc > +/-22MHz
-
-
-50
dBr
3 Constellation Error(EVM)@ target power
1) 1Mbps
-
-
-10
dB
2) 2Mbps
-
-
-10
dB
3) 5.5Mbps
-
-
-10
dB
4) 11Mbps
-
-
-10
dB
4. Frequency Error
-20
-
20
ppm
RX Characteristics
Min.
Typ.
Max.
Unit