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SN74LVC125APWRG4_TI(德州仪器)中文资料_英文资料_价格_PDF手册

2024/7/3 14:30:31

64

SN74LVC125APWRG4

具有三态输出的 4 通道、1.65V 至 3.6V 缓冲器

 

 

 

                                                   更多技术详情请登录www.mroic.cn   

 

 


 

 

1 Features

 

• 3-State Outputs

• Separate OE for all 4 buffers

• Operates From 1.65 V to 3.6 V

• Specified From–40°C to 85°C and–40°C to 125°C

• Inputs Accept Voltages to 5.5 V

• Maxtpd of 4.8 ns at 3.3 V

• Typical VOLP (Output Ground Bounce) < 0.8 V at VCC = 3.3 V, TA = 25°C

• Typical VOHV (Output VOH Undershoot) > 2 Vat VCC = 3.3 V, TA = 25°C

• Latch-Up Performance Exceeds 250 mA Per JESD 17

• ESDProtection Exceeds JESD 22

– 2000-V Human-Body Model

– 200-V Machine Model

– 1000-V Charged-Device Model

 

 

 

 

2 Applications

 

• Cable Modem Termination Systems

• IPPhones: Wired and Wireless

• Optical Modules

• Optical Networking:

– EPONorVideo Over Fiber

• Point-to-Point Microwave Backhaul

• Power: Telecom DC/DC Modules:

– Analog or Digital

• Private Branch Exchanges (PBX)

• TETRABase Stations

• Telecom Base Band Units

• Telecom Shelters:

– Filter Unit s

– Power Distribution Units (PDU)

– Power Monitoring Units (PMU)

– Wireless Battery Monitoring

– Remote Electrical Tilt Units (RET)

– Remote Radio Units (RRU)

– Tower Mounted Amplifiers (TMA)

• Vector Signal Analyzers and Generators

• Video Conferencing: IP-Based HD

• WiMAXandWireless Infrastructure Equipment

• Wireless Communications Testers

• xDSLModems and DSLAM

 

                                       

 

3 Description

 

This quadruple bus buffer gate is designed for 1.65-V to 3.6-V VCC operation.

 

The SN74LVC125A device features independent line drivers with 3-state outputs. Each output is disabled when the associated output-enable (OE) input is high.

 

To ensure the high-impedance state during power up or power down, OE should be tied to VCC through a pullup resistor; the minimum value of the resistor is determined by the current-sinking capability of the driver.

 

Inputs can be driven from either 3.3-V or 5-V devices. This feature allows the use of this device as a translator in a mixed 3.3-V/5-V system environment.