SFF 2×5光收发器

FTTR-TxxL2-xxxx系列 DC-10Mbps 1×9光发射模块 RS232/RS485/RS422 SC/ST/FC (LV)TTL 工业级

1X9 TTL低速率单发射光模块, 1x9光模块, FTTR-TxxL2-xxxx系列 DC-10Mbps 1×9光发射模块, TTL电平低速率光模块, 产品分类, 光器件, 光通信器件_disk_check_test, -10 to 80C SFP, -40 to +85C SFP, -40 to 85C SFP, (LV)TTL Input/Output, (LV)TTL Logic, (LV)TTL Signal Detect, (LV)TTL光接收, 0 to 70C SFP, 0.25mm Stainless Steel, 0.35dB/km 1310nm, 0.5-5dB Hysteresis, 0.5-6dB Hysteresis, 0.5dB Hysteresis, 0.5km Distance, 0.5km MMF, 0.5m Fiber, 0.75mm Constant Displacement, 0.7mm Guide Pin, 0.7mm Pin, 0.7mm Pin Hole, 0.8m Fiber, 0.9mm Fiber, 0=250um bare fiber, 1:1 Scale, 1.0m Fiber, 1.25 Gigabit Transceiver, 1.25G 20km SFP, 1.25G BIDI SFP, 1.25G BIDI SMF, 1.25G Compact SFP, 1.25G CSFP, 1.25G Gigabit Ethernet, 1.25G Optical Module, 1.25G SFP, 1.25G SFP -10-80C, 1.25G SFP -40-85C, 1.25G SFP 0-70C, 1.25G SFP 10km, 1.25G SFP 10km 1310nm, 1.25G SFP 10km SMF, 1.25G SFP 1310nm, 1.25G SFP 1xFC, 1.25G SFP Fiber Channel, 1.25G SFP Gigabit Ethernet, 1.25G SFP Industrial, 1.25G SFP LC, 1.25G SFP SMF, 1.25G SFP Transceiver, 1.25G SFP Transmitter, 1.25G SFP光模块, 1.25G SMF Transceiver, 1.25G Transceiver, 1.25Gb/s SFP Transceiver, 1.25Gbps Fiber Channel, 1.25Gbps optical module, 1.25G以太网, 1.25G光模块, 1.25G光模块, 1.2m Fiber, 1.5m Fiber, 1×9, 1×9 Receiver Module, 1×9 Transceiver, 1×9 TTL低速率单接收, 1×9光接收模块, 1×Fiber, 1×Fiber Channel, 10 Fiber MPO, 10 Gigabit Ethernet, 10 Gigabit SFP+, 10-Fiber, 10-Fiber MPO, 10-Pin, 10.3Gbps SFP+, 100 Gigabit Ethernet, 1000Base Ethernet, 100BASE-FX 1310nm, 100BASE-FX Duplex LC, 100BASE-FX Fiber, 100BASE-FX MMF, 100BASE-FX Transceiver, 100BASE-FX 光模块, 100BASE-FX 工业级, 100BASE-LX SMF, 100BASE-LX Transceiver, 100G, 100G 80km光模块, 100G Aggregation, 100G AOC, 100G APD, 100G APD-TIA, 100G Backbone, 100G Backhaul, 100G BASE-LR4, 100G BASE-SR4, 100G Cage, 100G Campus, 100G CDR, 100G Connector, 100G Core, 100G DFB, 100G Ethernet, 100G Ethernet 100GBASE-SR4, 100G Ethernet 100m, 100G Ethernet 25.78125, 100G Ethernet 25.78G, 100G Ethernet 25.78Gbps, 100G Ethernet 4 channels, 100G Ethernet 4 lanes, 100G Ethernet 4x25.78G, 100G Ethernet 4x25G, 100G Ethernet MMF, 100G Ethernet MPO, 100G Ethernet Multimode, 100G Ethernet Spine, 100G Ethernet Standard, 100G Ethernet Transceiver, 100G LR4 Standard, 100G Optical Module, 100G Optical Module CAGE, 100G Optical Module Shield, 100G Optical Transceiver, 100G Optical Transmitter, 100G PIN, 100G PIN-TIA, 100G QSFP28, 100G QSFP28 10km, 100G QSFP28 CAGE, 100G QSFP28 CWDM4, 100G QSFP28 LR4, 100G QSFP28 LR4 10km, 100G QSFP28 LX4, 100G QSFP28 Shield Cage, 100G QSFP28 SR4, 100G QSFP28 SR4 -40-85C, 100G QSFP28 SR4 <3.5W, 100G QSFP28 SR4 100G Ethernet, 100G QSFP28 SR4 100G Transceiver, 100G QSFP28 SR4 100GBASE-SR4, 100G QSFP28 SR4 100m, 100G QSFP28 SR4 850nm, 100G QSFP28 SR4 Industrial, 100G QSFP28 SR4 MMF, 100G QSFP28 SR4 MPO, 100G QSFP28 SR4 MPO 12, 100G QSFP28 SR4 Multimode, 100G QSFP28 SR4 Multimode Fiber, 100G QSFP28 SR4 Spine, 100G QSFP28 SR4 VCSEL, 100G QSFP28 Transceiver, 100G QSFP28光模块, 100G Spine, 100G transceiver, 100G VCSEL, 100G 以太网, 100G 光模块, 100G 光模块屏蔽, 100G 光模块屏蔽笼, 100Gb/s光模块, 100GBASE-LR4 Standard, 100GBASE-SR4 850nm, 100GBASE-SR4 Deserializer, 100GBASE-SR4 Industrial, 100GBASE-SR4 MMF, 100GBASE-SR4 MPO, 100GBASE-SR4 Multimode, 100GBASE-SR4 Retimer Transceiver, 100GBASE-SR4 Serializer, 100GBASE-SR4 Spine, 100GBASE-SR4 Staircase, 100GBASE-SR4 Transceiver, 100GBASE-SR4 VCSEL, 100G以太网, 100G以太网光模块, 100G光模块, 100G光模块Cage, 100G单模光模块, 100G长距光模块, 100m 850nm并行收发, 100m MMF, 100M以太网光模块, 100m多模接收, 10G, 10G 10km SFP+, 10G Backbone, 10G CWDM光模块, 10G Ethernet, 10G LC ROSA, 10G LR SFP+ Module, 10G PON, 10G ROSA光接收组件, 10G SFP+, 10G SFP+, 10G SFP+ 1310nm 10km, 10G SFP+ BIDI光模块, 10G SFP+ LR, 10G SFP+双纤光模块, 10GBASE SFP+, 10GBASE-LR SFP+, 10GBASE-LR Standard, 10GBASE-LW SFP+, 10GbE SFP+, 10GbE SFP+ LR, 10G以太网, 10G以太网光模块, 10G并行光收发器, 10km on 9/125um SMF, 10km SFP SMF, 10km SMF, 10km SMF Distance, 10km@SMF, 10km单模, 10Mb/s 1x9, 10Mbps 1×9, 10Mbps 1x9, 10Mbps 1x9 Transceiver, 10Mbps Optical Module, 10芯 MPO, 12 FC, 12 Fiber MPO, 12 通道 VCSEL, 12-Channel VCSEL, 12-core Pinout, 12-FC, 12-Fiber MPO, 12-pin, 120km SMF, 120km单模, 1260-1625nm SMF, 12F MPO, 12F MPO Connector, 12FC, 12F多模插芯, 12个光纤孔, 12芯 MPO, 12芯 MPO 连接器, 12芯MPO多模跳线, 12芯MPO跳线, 12芯光纤孔, 12芯多模, 12通道850nm, 1300nm多模, 1310/1550 Communication, 1310nm, 1310nm 10dB, 1310nm 1550nm 双向差, 1310nm 15dB, 1310nm 1dB, 1310nm 20dB, 1310nm 20km, 1310nm 2km, 1310nm 3dB, 1310nm 40km, 1310nm Communication, 1310nm DFB, 1310nm DFB PIN SFP+, 1310nm DFB SFP 10km, 1310nm Duplex LC, 1310nm FP Laser, 1310nm Industrial, 1310nm MMF, 1310nm Multimode, 1310nm SFP Transmitter, 1310nm Singlemode, 1310nm SMF, 1310nm光端机, 1310nm光纤气体检测激光器, 1310nm单模, 14 Pin Butterfly, 14 Pin DIP Butterfly, 14 Pin Laser, 14-Pin Laser, 1490nm DFB, 1490nm DFB Laser, 1490nm Transmitter, 1531.6nm 20mW DFB, 1531.6nm 20mW Laser, 1531.6nm Butterfly Laser, 1531.6nm DFB Butterfly, 1531.6nm DFB Laser, 1531.6nm DFB LD, 1531.6nm F-tone Networks, 1531.6nm F-toneNetworks, 1531.6nm FC/APC, 1531.6nm Laser Diode, 1531.6nm Single-Mode Laser, 1531.6nm SM Laser, 1531.6nm 北亿纤通, 1532.68nm DFB, 1532.68nm Laser, 1532.8nm Butterfly Laser, 1532.8nm DFB Laser, 1532.8nm DFB LD, 1532.8nm Laser Diode, 1532.8nm Single-Mode Laser, 1550nm Communication, 1550nm DFB, 1550nm SMF, 1550nm光端机, 155Mbps Duplex LC, 155Mbps MMF, 155Mbps 工业级, 15km单模, 1625nm SMF, 1G FC, 1m 光纤, 1V-1TTL-60KM, 1x9, 1x9 Compatible, 1x9 MSA, 1x9 Optical Module, 1x9 Pin Package, 1x9 Receipt Module, 1x9 SC/FC/ST Optical, 1x9 TTL, 1x9光模块, 1x9发射模块, 1xFC SFP, 1xN光连接器, 1激光安全, 1路视频1路数据光端机, 2 芯单模, 2-fiber LC, 2-wire Serial Communication, 2-wire Serial Interface, 2-Wire Serial Interface Protocol, 2.2mm光纤, 2.5G SFP DFB, 2.5G SFP Duplex LC, 200-pin LGA连接器, 200-pin电连接器, 2000nm激光, 200pin连接器, 20km单模, 20km单模发射器, 20km单模接收器, 24+4 Industrial, 24芯MPO转LC, 24芯光纤跳线, 25G以太网, 28-port Industrial Ethernet Switch, 28-port Industrial Switch, 28口工业以太网交换机, 2km MMF, 2km Multimode, 2x4芯MPO+2LC, 2xMPO+2xLC, 2微米光纤激光器, 2芯 LC, 2芯连接器, 3.3V LVTTL, 3.3V TTL, 32pin LCC, 3B激光, 3mm 单模, 4-LC, 400G连接器, 40G Optical Module CAGE, 40G Optical Module Shield, 40G 以太网, 40GHz模拟光收发器, 4芯连接器, 50/125μm多模, 50/125光纤, 56G连接器, 5G Communication Cage, 5L LC ROSA, 5V LVTTL, 5V TTL, 60km光端机, 60µm保偏光纤, 62.5/125um MMF, 62.5/125μm MMF, 62.5/125光纤, 76pin连接器, 7芯光纤, 8×LC接口, 800G连接器, 850 nm VCSEL, 850nm, 850nm, 850nm 0.5km, 850nm 12通道收发器, 850nm 1300nm, 850nm CW, 850nm MMF, 850nm Multimode, 850nm Optical, 850nm Optical Switch, 850nm SFP, 850nm Transmitter, 850nm VCSEL, 850nm VCSEL Array, 850nm VCSEL LD, 850nm VCSEL Transmitter, 850nm VCSEL-based, 850nm VCSEL接收, 850nm多模, 8dB 光纤衰减器, 8芯分支光纤跳线, 8芯单模分支跳线, 8路分支连接器, 9/125 单模光纤, 9/125μm光纤, 9/125μm单模光纤, Average launch power of OFF transmitter -30dBm, Battlefield, BGA连接器, BIDI Duplex LC, BIDI Half-Duplex, BIDI Industrial, BIDI SC光收发器, BIDI光收发器, BYCS-131X-10DI Industrial, BYTR-1503-16-FC, BYTR-1503-16I-FC, Cage连接器, CE/FCC/RoHS, China Industrial Ethernet Switch, China Industrial Switch, China Multimode Connector, China Multimode Ferrule, Class 1激光安全, Class I 激光, CMIS, Commercial + Industrial, Commonable FC, Communication, Communication Module, Communication-Based Train Control, Communications, Connector FC, CSFP Industrial, CSFP-B4312 Duplex LC, CSFP-B4312 工业级, Customizable FC Connector, Data Communication SFP, DC to 10Mbps Industrial Control, DC-10Mbps发射器, Deserializer, DFB Transmitter, DFB 激光器, DFB半导体激光器芯片, DFB激光器, DFB激光器光模块, DIN Rail Industrial Switch, duplex, Duplex LC, Duplex LC 1310nm, Duplex LC MMF, Duplex LC SFF, Duplex LC SFP, Duplex LC SMF, Duplex LC 光模块, Duplex LC 多模, EML EML激光器, EN50155 工业以太网交换机, F-tone, F-tone 1.25G BIDI, F-tone 1.25G CSFP, F-tone 1.25G SFP, F-tone 1×N, F-tone 1×N 光开关, F-tone 100BASE-FX, F-tone 100G, F-tone 100G CAGE, F-tone 100G Data Center, F-tone 100G Ethernet, F-tone 100G LR4, F-tone 100G QSFP28, F-tone 1310nm MMF, F-tone Multimode Ferrule, F-tone Networks 北亿纤通, F-tone Networks 弯曲不敏感单模光纤, F-tone 北亿纤通, F-tone 单模光口, F-tone 工业以太网, F-tone 工业以太网交换机, F-tone 工业级, F-tone 无源光器件, F-tone 模拟光通信, F-toneNetworks 北亿纤通, F-toneNetworks 工业级交换机, FBC 连接器, FC, Fiber Channel MMF, Fiber Communication, Fiber Optic Communication Module, FP Laser Diode Transmitter, FP Laser Transmitter, FP Transmitter, FP 激光器, FP 激光器 PIN 接收机, FPGA Communication, FP发射器, FP激光, FP激光发射器, FS801 Military Communication, FS801 Military Optical Communication, FS801 军用光通信, FS801 多模, FS801 多模光纤, FS801 工业级光连接器, FS801 工业级宽温, FS801 工业级温度, FS801 工业级连接器, FT-12MM-001 MT12芯多模标损插芯, FT-12MM-001 MT12芯多模标损插芯 (relative), FT-12MM-001 Multimode Ferrule, FT-13-MPO12-2x4芯MPO+2LC多模跳线, FT-13-MPO12-2x4芯MPO+2LC多模跳线 (relative), FT-73-DFB 1531.6nm 北亿纤通, FT-73-DFB VCSEL 761, FT-73-DFB VCSEL 764, FT-73-DFB VCSEL O2, FT-73-DFB-BL 1531.6nm 北亿纤通, FT-SWG2 工业以太网交换机, FT-Y 工业级温度, FT-Y 工业级防护, FTAF-M1303 LVTTL, FTAF-M1303 工业级, FTQ2-HG-SR4I Multimode, FTQ2-HG-SR4I Multimode Fiber, FTRS-TTL, FTTR 多模 1310nm, FTTR 工业级 1310nm, FTTR 工业级 850nm, FTTR 工业级 MMF, FTTR-T13L2-20, FTTR-T13L2-40, FTTR-T85L2-02, FTTR-TM13L2-02, FTTR-TxxL2-xxxx, Industrial 100G Deserializer, Industrial 100G Serializer, Industrial Grade Optical Module, Industrial Optical Module, Industrial RS232, Industrial RS422, Industrial RS485, J599MT Multimode, J599MT Multimode MT, J599MT 军用光通信, LCC48 SMT optical module, LGA crimped optical module, LGA压接式光收发器, LVTTL, LVTTL 发射器禁用, LVTTL光模块, Modbus光端机, MPO-12 deserializer, MPO-12 serializer, MSA-Compliant Optical Module, NTSC视频光端机, Optical Module, PAL视频光端机, POF发射器, RS-232光端机, RS-485光端机, RS232, RS232 Control, RS232 Fiber, RS232 Fiber Transmission, RS232 Interface, RS232 over Fiber, RS232 RS485 Fiber, RS232 光纤传输, RS232/RS485/RS422 receptacle fiber transmission, RS232/RS485/RS422 光纤传输, RS232/RS485/RS422光纤传输, RS422, RS422 Fiber, RS422 Fiber Transmission, RS422 over Fiber, RS422 光纤传输, RS485, RS485 Fiber, RS485 Fiber Transmission, RS485 over Fiber, RS485 光纤传输, SECAM视频光端机, Serial, Serial Clock, Serial Communication Module, Serial Data, Serial Fiber Converter, SFF 2x5光收发器, SFF光收发器, SFF光收发器, SFP 光收发器, SFP单发射器, Singlemode, Singlemode Cable, Singlemode Fiber, TTL光端机, USB2.0光端机, USB3.0光端机, USB光端机, USB光端机兼容版, 三层以太网交换机, 低速SFP, 低速SFP光模块, 低速串行光通信, 低速光模块, 低速光模块, 低速率光模块, 低速率光耦, 低速率收发一体, 低速率模块, 低速透明传输, 低速透明传输模块, 光发射RIN, 光发射器, 光发射器模块, 光发射端, 光发射部分, 光发射部分采用大功率LD, 光器件, 光器件测试, 光器件装调, 光器件规格书, 光收发器, 光通信, 光通信光缆, 光通信器件, 光通信无源器件, 光通信模块, 光通信设备, 北亿纤通, 北亿纤通 1.25G, 北亿纤通 1.25G SFP, 北亿纤通 100G, 北亿纤通 100G Data Center, 北亿纤通 100G Ethernet, 北亿纤通 100G SR4, 北亿纤通 100GBASE-SR4, 北亿纤通 14-Pin, 单模光纤光模块, 发射器模块, 各种数字光通信系统, 工业控制 RS232, 工业控制 RS485, 并行光通信, 数字光通信, 数字光通信系统, 无发射器, 无源光器件, 模拟光发射器, 模拟光收发器, 超低速通信网络

BYLG-12TR1X-02I 压接式LGA 12通道并行光收发模块 10.3125Gbps 850nm MT接口工业级

BYLG-12TR1X-02I系列压接式LGA 12通道并行光收发模块 (10.3125Gbps 850nm MT接口工业级), LGA封装光模块, 产品分类, 光器件, 光收发模块, 光模块, 光通信器件, 并行光收发模块-55°C, -55°C +85°C, -55°C to +85°C, -55°C~+85°C, (LV)TTL Input/Output, (LV)TTL Logic, (LV)TTL Signal Detect, +3.3V, +3.3V / +5V 双电压, +3.3V or +5V Power, +3.3V Power, +3.3V Power Supply, 0.5km MMF, 1.25 Gigabit Transceiver, 1.25G SFP 8KV ESD, 1.25G SFP DDM, 1.25G SFP Transceiver, 1.25G SFP光模块, 1.25G SMF Transceiver, 1.25G Transceiver, 1.25Gb/s SFP Transceiver, 1.25G光模块, 10 Fiber MPO, 10-Fiber MPO, 10.3125Gbps, 10.3125Gbps并行光收发, 10.3125Gbps并行接收, 100BASE-FX MMF, 100BASE-FX 光模块, 100BASE-FX 工业级, 100G 80km光模块, 100G Ethernet 100m, 100G Ethernet HPC, 100G Ethernet MMF, 100G Ethernet MPO, 100G HPC, 100G Optical Transceiver, 100G QSFP28 SR4 100m, 100G QSFP28 SR4 850nm, 100G QSFP28 SR4 DDM, 100G QSFP28 SR4 HPC, 100G QSFP28 SR4 HPC Fabric, 100G QSFP28 SR4 HPC Interconnect, 100G QSFP28 SR4 MMF, 100G QSFP28 SR4 MPO, 100G QSFP28 SR4 MPO 12, 100G QSFP28 SR4 OM3, 100G 数据中心, 100GBASE-SR4 100m, 100GBASE-SR4 100m OM4, 100GBASE-SR4 70m OM3, 100GBASE-SR4 850nm, 100GBASE-SR4 DDM, 100GBASE-SR4 MMF, 100GBASE-SR4 OM3, 100G数据中心互联, 100m, 100m 850nm并行收发, 100M 收发器, 100m@10.3125Gbps, 100m@OM3, 100m多模接收, 10G, 10G 10km SFP+, 10G Backbone, 10G CWDM光模块, 10G Ethernet, 10G光模块, 10G并行光接收, 10G并行光收发器, 10G并行光模块, 12 路并行光收发, 12×10.3125Gbps并行收发, 12ch parallel transceiver, 12F多模插芯, 12个光纤孔, 12芯MPO多模跳线, 12芯OM3, 12芯光纤孔, 12芯多模, 12路并行, 12路并行10G, 12路并行光模块, 12路并行接收, 12通道, 12通道850nm, 12通道CWDM, 12通道光模块, 12通道并行, 12通道并行光接收, 1300nm多模, 1310nm 收发器, 1310nm光纤气体检测激光器, 1531.6nm F-tone Networks, 1531.6nm F-toneNetworks, 1531.6nm 北亿纤通, 155Mbps 工业级, 155Mbps 收发器, 1m 光纤, 1x9 收发器, 2.2mm光纤, 2.5G Optical Transceiver, 200-Pin LGA, 200-pin LGA连接器, 200pin, 200pin LGA, 200pin连接器, 24-pin MT接口光模块, 24芯MT/UPC, 24芯MT接口, 2kV ESD, 2x5 收发器, 3.3V LVTTL, 400G 数据中心, 40G 数据中心, 40GHz模拟光收发器, 48芯MT/UPC, 5V LVTTL, 8.5-10.3125Gbps, 800G 数据中心, 850nm, 850nm 12通道收发器, AC CML, AC Coupled CML, AC-Coupled CML, AC耦合CML, AMAT 时钟光收发模块, AMAT时钟光收发模块, BIDI DDM, BIDI SC光收发器, BIDI光收发器, BYLG-12TR1X-02I, BYLG系列, Clock Optical Transceiver, CML, CML AC耦合光模块, CML差分信号, CSFP-B4312 DDM, CSFP-B4312 工业级, Differential ESD, EN61000-4-2 ESD, ESD, F-tone, F-tone 1.25G BIDI, F-tone 1.25G CSFP, F-tone Networks 北亿纤通, F-tone 北亿纤通, F-tone 工业级, F-tone 无源光器件, F-tone 模拟光通信, F-toneNetworks 北亿纤通, F-toneNetworks 工业级交换机, FS801 军用光通信, FS801 工业级宽温, FT-73-DFB 1531.6nm 北亿纤通, FT-RTS69 SMT, FT-RTS69 SMT Connector, FT-RTS69 SMT Mount, FT-RTS69 SMT Mounting, FT-RTS69 SMT Vertical, FT-Y 宽温, FTGA Parallel Optical, FTGA 并行光收发, I2C, I2C 0xA0, I2C 0xA1, I2C Address 0xA0, I2C Address 0xA1, I2C数字监控光模块, Industrial Optical Transceiver, J599MT 军用光通信, J599MT 工业级宽温, LGA, LGA 200, LGA 200 Pin, LGA 200pin, LGA crimped optical module, LGA 压接式, LGA200光模块, LGA压接式, LGA压接式光收发器, LGA封装, LGA封装光模块, LGA封装并行光模块, LVPECL信号检测, LVTTL 信号检测, LVTTL信号检测, MT/UPC, MT接口光模块, Optical Transceiver, Parallel Optical, Parallel Optical Module, parallel optical receiver module, Parallel Optical Transceiver, PCB布局, PECL差分信号, RSSI光强度指示, SFF 2x5光收发器, SFF光收发器, 低速串行光通信, 信号检测, 信号检测仲裁时间, 光器件, 光器件测试, 光器件装调, 光器件规格书, 光收发模块, 光电转换, 光通信, 光通信器件, 压接式, 压接式 SMT, 压接式 Transceiver, 压接式LGA, 压接式LGA 12通道并行光收发模块, 双模块配对传输, 国产10G光模块, 宽温, 宽温 SFP, 差分信号, 差分信号引脚, 差分信号输入电压, 并行光互连模块, 并行光收发一体模块, 并行光收发模块, 时钟光收发模块, 服务器存储光互连, 特种光模块, 表面贴装, 表面贴装光模块, 表面贴装光耦, 高速互连

FTAF-1324-10xx 2.5Gbps 1310nm 10km Duplex 2×5 SFF Transceiver Specification

100M-6G光模块, FTAF-1324-10xx系列 2.5G SFF光收发器10km光模块, 1310nm光模块, 2.5G SFF光模块, Class 1激光安全, FP激光器, FTAF-1324-10xx, ITU-T G.957, LC Duplex光模块, LVPECL接口, LVTTL信号检测, RoHS6, SFF 2x5光收发器, SFF-8074i, SFF-8472, SONET/SDH, 单模光纤光模块, 工业级光模块