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LMV981IDBVRG4 bảng dữ liệu(PDF) 1 Page - Texas Instruments |
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1 / 26 page LMV981 SINGLE, LMV982 DUAL 1.8-V OPERATIONAL AMPLIFIERS WITH RAIL-TO-RAIL INPUT AND OUTPUT AND SHUTDOWN SLOS440H − AUGUST 2004 − REVISED JULY 2007 1 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 D 1.8-V, 2.7-V, and 5-V Specifications D Rail-to-Rail Output Swing − 600- Ω Load ...80 mV From Rail − 2-k Ω Load ...30 mV From Rail D V ICR ...200 mV Beyond Rails D Gain Bandwidth ...1.4 MHz D Supply Current . . . 100 µA/Amplifier D Max V IO ...4 mV D Turn-On Time From Shutdown . . . 8.4 µs D Space-Saving Packages − LMV981: SOT-23-6, SC-70, and QFN − LMV982: MSOP and VSSOP D Applications − Industrial (Utility/Energy Metering) − Automotive − Communications (Optical Telecom, Data/Voice Cable Modems) − Consumer Electronics (PDAs, PCs, CDR/W, Portable Audio) − Supply-Current Monitoring − Battery Monitoring description/ordering information The LMV981 and LMV982 devices are low-voltage, low-power operational amplifiers that are well suited for today’s low-voltage and/or portable applications. Specified for operation of 1.8 V to 5 V, they can be used in portable applications that are powered from a single-cell Li-ion or two-cell batteries. They have rail-to-rail input and output capability for maximum signal swings in low-voltage applications. The LMV98x input common-mode voltage extends 200 mV beyond the rails for increased flexibility. The output can swing rail-to-rail unloaded and typically can reach 80 mV from the rails, while driving a 600- Ω load (at 1.8-V operation). ORDERING INFORMATION† TA PACKAGE‡ ORDERABLE PART NUMBER TOP-SIDE MARKING§ QFN (RUG) Reel of 3000 LMV981IRUGR R7 SOT 23 (DBV) Reel of 3000 LMV981IDBVR RBA_ Single SOT-23 (DBV) Reel of 250 LMV981IDBVT PREVIEW −40 °C to 125°C Single SC 70 (DCK) Reel of 3000 LMV981IDCKR R7_ 40 C to 125 C SC-70 (DCK) Reel of 250 LMV981IDCKT PREVIEW Dual MSOP/VSSOP (DGS) Reel of 2500 LMV982IDGSR RCB Dual MSOP/VSSOP (DGS) Reel of 250 LMV982IDGST RCB † For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI web site at www.ti.com. ‡ Package drawings, thermal data, and symbolization are available at www.ti.com/packaging. § DBV/DCK: The actual top-side marking has one additional character that designates the wafer fab/assembly site. Copyright 2007, Texas Instruments Incorporated Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. PRODUCTION DATA information is current as of publication date. Products conform to specifications per the terms of Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. LMV981 . . . DBV (SOT23-6) OR DCK (SC-70) PACKAGE (TOP VIEW) LMV982 . . . DGS (VSSOP/MSOP) PACKAGE (TOP VIEW) 1 2 3 6 5 4 IN+ VCC−/GND IN− VCC+ SHDN OUT 1 2 3 4 5 10 9 8 7 6 OUTA −INA +INA VCC−/GND SHDNA VCC+ OUTB −INB +INB SHDNB LMV981 . . . RUG (QFN) PACKAGE (TOP VIEW) NC NC NC − No internal connection IN− IN+ VCC−/GND OUT SHDN VCC+ 1 2 3 4 5 7 8 6 Not Recommended for New Designs |
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