宏远程无线电单元 (RRU)
2026-03-27
集成电路和参考设计可帮助您创建能够以更高的带宽连接人员和设备的宏远程无线电单元 (RRU)。我们的现代射频 (RF) 采样无线电或中频 (IF) 采样架构可实现直接、高速的数据转换，同时我们的配套电源和计时产品符合最新 5G 要求。
设计要求
现代宏 RRU 需要：
- 具有更宽带宽和多频操作的高度集成模拟前端
- 可在高环境温度下工作的高密度电源管理。
- 通过基于分组的前传接口实现网络同步。
查找适合您系统的产品和参考设计。
port
Fan / AC
T1/E1
eCPRIRX clockGPS clock
TXaRXa
TXnRXn
“nTX/nRX” Antenna Configuration
ProtectionHot swap controllerDriverFETFET
Isolated -48V DC/DC power supply
PWM controllerHigh/low side driverFETFETSyncFET driverIsolated driverAux bias supplyDigital isolatorVoltage referenceCurrent sense
Analog front end (AFE) power
DC/DC converterLoad switch
LDOMulti-channel converterMulti-channel LDO
Point of load (POL) power
DC/DC controller
FET
DC/DC converter
LDOSequencer
Power amplifier (PA) power
DC/DC controller
FET
DC/DC converter
LDO
Glue logicVoltage translationI/O expanderLogic gatesSupervisor & reset control
Clock conditioner/synchronizer
TCXOOCXO
Network synchronizer/ jitter cleaner
Clock buffer
RF sampling analog front end
AFE
CommunicationRS-485RS-232Ethernet PHY
Memory
DDR
Flash
AISG interfaceDigital potentiometerOn/off keying (OOK)RS-485
Optical
Optical module
Current limit switch
Retimer
Front port controller
Digital front end (DFE)ARM
ASIC / FPGA
RF front end and power amplifier
PA module
Filter
Filter
Filter
LNA
Duplexer
OPA
eFuse
Current sense
Analog monitor & control
Temp sense
Switch
RF power detector
DVGA
DVGA
controllerHigh/low side driverFETFETSyncFET driverIsolateddriverAux bias supplyDigital isolatorVoltage ReferenceCurrent sense
eCPRI(from BBU)
COM Port
Fan / AC
T1/E1TXaRXa
TXnRXn
GPS Clock
...eCPRI RX clock
Analog front end (AFE) power
DC/DC converterLoad switch
LDOMulti-channel converterMulti-channel LDO
Point of load (POL) power
DC/DC controller
FET
DC/DC converter
LDOSequencer
Power amplifier (PA) power
DC/DC controller
FET
DC/DC converter
LDO
Clocking conditioner/synchronizer
TCXOOCXO
Network synchronizer/ jitter cleaner
Clock buffer
CommunicationRS-485RS-232Ethernet PHY
Digital front end (DFE)ARM
ASIC / FPGA
Glue logicVoltage translationI/O expanderLogic gatesSupervisor & reset control
AISG interfaceDigital potentiometerOn/off keying (OOK)RS-485
ProtectionHot swap controllerDriverFETFET
Optical
Optical module
Current limit switch
Retimer
RF front end and power amplifier
PA Module
Filter
Filter
Filter
LNA
Duplexer
OPA
eFuse
Current sense
Analog monitor & control
Temp sense
Switch
Filter
SwitchRF synthesizer (LO)
RF power detector“nTX/nRX” antenna configuration
DVGA
DVGA
DVGA
IF sampling analog front end
AFEMemory
DDR
Flash
Slides 1 to 2 of 2
RRU 中频采样
controllerHigh/low side driverFETFETSyncFET driverIsolateddriverAux bias supplyDigital isolatorVoltage ReferenceCurrent sense
eCPRI(from BBU)
COM Port
Fan / AC
T1/E1TXaRXa
TXnRXn
GPS Clock
...eCPRI RX clock
Analog front end (AFE) power
DC/DC converterLoad switch
LDOMulti-channel converterMulti-channel LDO
Point of load (POL) power
DC/DC controller
FET
DC/DC converter
LDOSequencer
Power amplifier (PA) power
DC/DC controller
FET
DC/DC converter
LDO
Clocking conditioner/synchronizer
TCXOOCXO
Network synchronizer/ jitter cleaner
Clock buffer
CommunicationRS-485RS-232Ethernet PHY
Digital front end (DFE)ARM
ASIC / FPGA
Glue logicVoltage translationI/O expanderLogic gatesSupervisor & reset control
AISG interfaceDigital potentiometerOn/off keying (OOK)RS-485
ProtectionHot swap controllerDriverFETFET
Optical
Optical module
Current limit switch
Retimer
RF front end and power amplifier
PA Module
Filter
Filter
Filter
LNA
Duplexer
OPA
eFuse
Current sense
Analog monitor & control
Temp sense
Switch
Filter
SwitchRF synthesizer (LO)
RF power detector“nTX/nRX” antenna configuration
DVGA
DVGA
DVGA
IF sampling analog front end
AFEMemory
DDR
Flash
吉公网安备 22020302000206号