參數(shù)資料
型號: SI8440-A-IS
廠商: SILICON LABORATORIES
元件分類: 模擬信號調(diào)理
英文描述: QUAD-CHANNEL DIGITAL ISOLATOR
中文描述: SPECIALTY ANALOG CIRCUIT, PDSO16
封裝: ROHS COMPLIANT, SOIC-16
文件頁數(shù): 18/24頁
文件大小: 436K
代理商: SI8440-A-IS
Si8440/1/2
18
Rev. 0.3
4.5. RF Radiated Emissions
The Si8440 family uses a RF carrier frequency of approximately 2.1 GHz. This will result in a small amount of
radiated emissions at this frequency and its harmonics. The radiation is not from the IC chip but due to a small
amount of RF energy driving the isolated ground planes which can act as a dipole antenna.
The unshielded Si8440 evaluation board passes FCC requirements. Table 10 shows measured emissions
compared to FCC requirements.
Radiated emissions can be reduced if the circuit board is enclosed in a shielded enclosure or if the PCB is a less
efficient antenna.
Table 10. Radiated Emissions
Frequency
(GHz)
Measured
(dBμV/m)
FCC Spec
(dBμV/m)
Compared
to Spec
(dB)
2.094
70.0
74.0
–4.0
2.168
68.3
74.0
–5.7
4.210
61.9
74.0
–12.1
4.337
60.7
74.0
–13.3
6.315
58.3
74.0
–15.7
6.505
60.7
74.0
–13.3
8.672
45.6
74.0
–28.4
相關(guān)PDF資料
PDF描述
SI8440-B-IS QUAD-CHANNEL DIGITAL ISOLATOR
SI8440-C-IS QUAD-CHANNEL DIGITAL ISOLATOR
SI8441 QUAD-CHANNEL DIGITAL ISOLATOR
SI8441-A-IS QUAD-CHANNEL DIGITAL ISOLATOR
SI8441-B-IS QUAD-CHANNEL DIGITAL ISOLATOR
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SI8440BA-C-IS1 功能描述:隔離器接口集成電路 QuadCh 1.0kV Isolatr 150M 4/0 RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 傳播延遲時間: 電源電壓-最大:5.5 V 電源電壓-最小:3 V 電源電流:3.6 mA 功率耗散: 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:SOIC-8 封裝:Tube
Si8440BA-C-IS1R 功能描述:隔離器接口集成電路 QuadCh 1.0kV Isolatr 150M 4/0 RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 傳播延遲時間: 電源電壓-最大:5.5 V 電源電壓-最小:3 V 電源電流:3.6 mA 功率耗散: 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:SOIC-8 封裝:Tube
Si8440BA-D-IS1 功能描述:隔離器接口集成電路 QuadCh 1.0kV Isolatr 150M 4/0 RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 傳播延遲時間: 電源電壓-最大:5.5 V 電源電壓-最小:3 V 電源電流:3.6 mA 功率耗散: 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:SOIC-8 封裝:Tube
SI8440BA-D-IS1R 功能描述:隔離器接口集成電路 QuadCh 1.0kV Isolatr 150M 4/0 RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 傳播延遲時間: 電源電壓-最大:5.5 V 電源電壓-最小:3 V 電源電流:3.6 mA 功率耗散: 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:SOIC-8 封裝:Tube
Si8440BB-C-IS 功能描述:隔離器接口集成電路 Quad Ch 2.5kV Isolator 150M 4/0 RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 傳播延遲時間: 電源電壓-最大:5.5 V 電源電壓-最小:3 V 電源電流:3.6 mA 功率耗散: 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:SOIC-8 封裝:Tube