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74LX1G08STR产品简介:
ICGOO电子元器件商城为您提供74LX1G08STR由STMicroelectronics设计生产,在icgoo商城现货销售,并且可以通过原厂、代理商等渠道进行代购。 74LX1G08STR价格参考。STMicroelectronics74LX1G08STR封装/规格:逻辑 - 栅极和逆变器, AND Gate IC 1 Channel SOT-23-5。您可以下载74LX1G08STR参考资料、Datasheet数据手册功能说明书,资料中有74LX1G08STR 详细功能的应用电路图电压和使用方法及教程。
STMicroelectronics的74LX1G08STR是一款单通道三态缓冲器(Tri-state Buffer),属于逻辑 - 栅极和逆变器系列。它主要应用于需要信号传输、电平转换以及多路复用的场景,以下是其典型应用场景: 1. 数据总线控制 - 在计算机或嵌入式系统中,74LX1G08STR可用于控制数据总线上的信号传输。通过启用或禁用输出(三态功能),它可以实现多个设备共享同一总线而不产生冲突。 - 例如,在微控制器与外设之间传输数据时,该芯片可以管理信号流向,确保正确的数据读写。 2. 电平转换 - 由于其支持较宽的工作电压范围(1.65V至3.6V),74LX1G08STR适用于不同电压系统的接口设计。例如,将低电压信号(如1.8V)转换为高电压信号(如3.3V),或反之。 - 这在混合信号电路中非常有用,比如连接现代低功耗处理器与传统外围设备。 3. 信号隔离与驱动 - 当需要隔离输入和输出信号时,此芯片可以通过三态特性断开连接,防止不必要的干扰。 - 同时,它还能增强信号驱动能力,适合驱动长距离线路或高负载设备。 4. 多路复用/解复用 - 在多路复用器设计中,74LX1G08STR可以用作选择性开关,根据控制信号决定哪些输入信号被传递到输出端。 - 这对于音频、视频或其他数字信号切换非常实用。 5. 存储器扩展 - 在扩展内存或I/O端口时,这款芯片可以帮助管理地址线或数据线的分配,确保正确访问目标设备。 6. 工业自动化 - 在工业控制系统中,用于传感器信号处理、PLC模块间通信以及远程监控单元的数据交换。 总结 74LX1G08STR凭借其小巧封装(XSON 8)、低功耗特性和三态输出功能,广泛应用于消费电子、通信设备、汽车电子及工业控制等领域。它的灵活性使其成为构建高效、可靠数字电路的理想选择。
参数 | 数值 |
产品目录 | 集成电路 (IC) |
描述 | IC GATE AND 1CH 2-INP SOT-23-5 |
产品分类 | |
品牌 | STMicroelectronics |
数据手册 | |
产品图片 | |
产品型号 | 74LX1G08STR |
rohs | 无铅 / 符合限制有害物质指令(RoHS)规范要求 |
产品系列 | 74LX |
不同V、最大CL时的最大传播延迟 | 3.7ns @ 5V,50pF |
产品目录页面 | |
供应商器件封装 | SOT-23-5 |
其它名称 | 497-1252-6 |
其它有关文件 | http://www.st.com/web/catalog/sense_power/FM140/SC1800/PF62523?referrer=70071840 |
包装 | Digi-Reel® |
安装类型 | 表面贴装 |
封装/外壳 | SC-74A,SOT-753 |
工作温度 | -55°C ~ 125°C |
标准包装 | 1 |
特性 | - |
电压-电源 | 1.65 V ~ 5.5 V |
电流-输出高,低 | 32mA,32mA |
电流-静态(最大值) | 10µA |
电路数 | 1 |
输入数 | 2 |
逻辑电平-低 | - |
逻辑电平-高 | - |
逻辑类型 | 与门 |
74LX1G08 LOW VOLTAGE CMOS SINGLE 2-INPUT AND GATE WITH 5V TOLERANT INPUT (cid:1) 5VTOLERANTINPUTS (cid:1) HIGHSPEED:tPD =4.5ns(MAX.)atVCC=3V (cid:1) LOWPOWERDISSIPATION: I =1µA(MAX.)at T =25°C CC A (cid:1) POWERDOWNPROTECTIONONINPUTS ANDOUTPUTS SOT23-5L SOT323-5L (cid:1) SYMMETRICALOUTPUTIMPEDANCE: |I |=I =24mA(MIN)atV =3V OH OL CC (cid:1) BALANCEDPROPAGATIONDELAYS: ORDERCODES t ≅t PLH PHL (cid:1) OPERATINGVOLTAGERANGE: PACKAGE T&R VCC(OPR)=1.65Vto5.5V SOT23-5L 74LX1G08STR (1.2V DataRetention) SOT323-5L 74LX1G08CTR (cid:1) IMPROVEDLATCH-UPIMMUNITY output, which provide high noise immunity and DESCRIPTION stableoutput. The 74LX1G08 is a low voltage CMOS SINGLE Power down protection is provided on input and 2-INPUT AND GATE fabricated with sub-micron outputand0to7Vcanbeacceptedoninputswith silicongateanddouble-layermetalwiringC2MOS no regard to the supply voltage. It can be technology. interfaced to 5V signal environment for inputs in It is ideal for 1.65 to 5.5 V operations and low mixed3.3/5Vsystem. CC power and low noise applications. The internal All inputs and outputs are equipped with circuit is composed of 3 stages including buffer protectioncircuitsagainststaticdischarge. PINCONNECTIONANDIECLOGICSYMBOLS April2004 1/10
74LX1G08 INPUTANDOUTPUTEQUIVALENTCIRCUIT PINDESCRIPTION TRUTHTABLE PINN° SYMBOL NAMEANDFUNCTION A B Y 1 1A DataInput L L L 2 1B DataInput L H L 3 GND Ground(0V) H L L 4 1Y DataOutput H H H 5 VCC PositiveSupplyVoltage ABSOLUTEMAXIMUMRATINGS Symbol Parameter Value Unit VCC SupplyVoltage -0.5to+7.0 V VI DCInputVoltage -0.5to+7.0 V VO DCOutputVoltage(VCC=0V) -0.5to+7.0 V VO DCOutputVoltage(HighorLowState)(note1) -0.5toVCC+0.5 V IIK DCInputDiodeCurrent -50 mA IOK DCOutputDiodeCurrent(note2) -50 mA IO DCOutputCurrent ±50 mA ICCorIGND DCVCCorGroundCurrentperSupplyPin ±50 mA Tstg StorageTemperature -65to+150 °C TL LeadTemperature(10sec) 300 °C AbsoluteMaximumRatingsarethosevaluesbeyondwhichdamagetothedevicemayoccur.Functionaloperationundertheseconditionsis notimplied 1)I absolutemaximumratingmustbeobserved O 2)V <GND,V >V O O CC 2/10
74LX1G08 RECOMMENDEDOPERATINGCONDITIONS Symbol Parameter Value Unit VCC SupplyVoltage(note1) 1.65to5.5 V VI InputVoltage 0to5.5 V VO OutputVoltage(VCC=0V) 0to5.5 V VO OutputVoltage(HighorLowState) 0toVCC V IOH,IOL HighorLowLevelOutputCurrent(VCC=4.5to5.5V) ±32 mA IOH,IOL HighorLowLevelOutputCurrent(VCC=3.0to3.6V) ±24 mA IOH,IOL HighorLowLevelOutputCurrent(VCC=2.7to3.0V) ±12 mA IOH,IOL HighorLowLevelOutputCurrent(VCC=2.3to2.7V) ±8 mA IOH,IOL HighorLowLevelOutputCurrent(VCC=1.65to2.3V) ±4 mA Top OperatingTemperature -55to125 °C dt/dv InputRiseandFallTime(note2) 0to10 ns/V 1)TruthTableguaranteed:1.2Vto3.6V 2)VINfrom0.8Vto2VatVCC=3.0V DCSPECIFICATIONS TestCondition Value Symbol Parameter -40to85°C -55to125°C Unit V CC (V) Min. Max. Min. Max. VIH HighLevelInput 1.65to1.95 0.75VCC 0.75VCC Voltage 2.3to2.7 0.7VCC 0.7VCC V 3.0to5.5 0.7VCC 0.7VCC VIL LowLevelInput 1.65to1.95 0.25VCC 0.25VCC Voltage 2.3to2.7 0.3VCC 0.3VCC V 3.0to5.5 0.3VCC 0.3VCC VOH HighLevelOutput 1.65to4.5 IO=-100µA VCC-0.1 VCC-0.1 Voltage 1.65 IO=-4mA 1.2 1.2 2.3 IO=-8mA 1.9 1.9 V IO=-16mA 2.4 2.4 3.0 IO=-24mA 2.2 2.2 4.5 IO=-32mA 3.8 3.8 VOL LowLevelOutput 1.65to4.5 IO=100µA 0.1 0.1 Voltage 1.65 IO=4mA 0.45 0.45 2.3 IO=8mA 0.3 0.3 V IO=16mA 0.4 0.4 3.0 IO=24mA 0.55 0.55 4.5 IO=32mA 0.55 0.55 I InputLeakage I Current 1.65to5.5 VI=0to5.5V ±10 ±10 µA I PowerOffLeakage off Current 0 VIorVO=5.5V 10 10 µA I QuiescentSupply CC Current 1.65to5.5 VI=VCCorGND 10 10 µA 3/10
74LX1G08 ACELECTRICALCHARACTERISTICS TestCondition Value Symbol Parameter -40to85°C -55to125°C Unit V C R t =t CC L L s r (V) (pF) (Ω) (ns) Min. Max. Min. Max. t t PropagationDelay 1.65to1.95 2 12.0 2 12.0 PLH PHL Time 2.3to2.7 2 7.0 2 7.0 15 1MΩ 3.0 3.0to3.6 1 4.7 1 4.7 4.5to5.5 1 4.1 1 4.1 1.65to1.95 30 1000 2.0 2 7.5 2 7.5 ns 2.3to2.7 30 500 2.0 2 5.5 2 5.5 2.7 50 500 2.5 1 5.2 1 5.2 3.0to3.6 50 500 2.5 1 4.2 1 4.2 4.5to5.5 50 500 2.5 1 3.7 1 3.7 CAPACITANCECHARACTERISTICS TestCondition Value Symbol Parameter V TA=25°C Unit CC (V) Min. Typ. Max. CIN InputCapacitance 4 pF C PowerDissipationCapacitance 1.8 f =10MHz 21 PD IN (note1) 2.5 24 pF 3.3 26 1)C isdefinedasthevalueoftheIC’sinternalequivalentcapacitancewhichiscalculatedfromtheoperatingcurrentconsumptionwithout PD load.(RefertoTestCircuit).Averagecurrentcanbeobtainedbythefollowingequation.I =C xV xf +I CC(opr) PD CC IN CC 4/10
74LX1G08 TESTCIRCUIT R =Z ofpulsegenerator(typically50Ω) T OUT TESTCIRCUITANDWAVEFORMSYMBOLVALUE V CC Symbol 1.65to1.95V 2.3to2.7V 2.7to5.5V C 15pF/30pF 15pF/30pF 15pF/50pF L R 1MΩ/1000Ω 1MΩ/500Ω 1MΩ/500Ω L V V V V IH CC CC CC V V /2 V /2 V /2 M CC CC CC t =t <2.0ns <2.0ns <2.5ns r r WAVEFORM:PROPAGATIONDELAY(f=1MHz;50%dutycycle) 5/10
74LX1G08 SOT23-5L MECHANICAL DATA mm. mils DIM. MIN. TYP MAX. MIN. TYP. MAX. A 0.90 1.45 35.4 57.1 A1 0.00 0.10 0.0 3.9 A2 0.90 1.30 35.4 51.2 b 0.35 0.50 13.7 19.7 C 0.09 0.20 3.5 7.8 D 2.80 3.00 110.2 118.1 E 1.50 1.75 59.0 68.8 e 0.95 37.4 H 2.60 3.00 102.3 118.1 L 0.10 0.60 3.9 23.6 . 7049676C 6/10
74LX1G08 SOT323-5L MECHANICAL DATA mm. mils DIM. MIN. TYP MAX. MIN. TYP. MAX. A 0.80 1.10 31.5 43.3 A1 0.00 0.10 0.0 3.9 A2 0.80 1.00 31.5 39.4 b 0.15 0.30 5.9 11.8 C 0.10 0.18 3.9 7.1 D 1.80 2.20 70.9 86.6 E 1.80 2.40 70.9 94.5 E1 1.15 1.35 45.3 53.1 e 0.65 25.6 e1 1.3 51.2 L 0.10 0.30 3.9 11.8 7/10
74LX1G08 Tape & Reel SOT23-xL MECHANICAL DATA mm. inch DIM. MIN. TYP MAX. MIN. TYP. MAX. A 180 7.086 C 12.8 13.0 13.2 0.504 0.512 0.519 D 20.2 0.795 N 60 2.362 T 14.4 0.567 Ao 3.13 3.23 3.33 0.123 0.127 0.131 Bo 3.07 3.17 3.27 0.120 0.124 0.128 Ko 1.27 1.37 1.47 0.050 0.054 0.0.58 Po 3.9 4.0 4.1 0.153 0.157 0.161 P 3.9 4.0 4.1 0.153 0.157 0.161 8/10
74LX1G08 Tape & Reel SOT323-xL MECHANICAL DATA mm. inch DIM. MIN. TYP MAX. MIN. TYP. MAX. A 175 180 185 6.889 7.086 7.283 C 12.8 13 13.2 0.504 0.512 0.519 D 20.2 0.795 N 59.5 60 60.5 2.362 T 14.4 0.567 Ao 2.25 0.088 Bo 2.7 0.106 Ko 1.2 0.047 Po 3.9 4 4.1 0.153 0.157 0.161 P 3.8 4 4.2 0.149 0.157 0.165 9/10
74LX1G08 Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics All other names are the property of their respective owners © 2004 STMicroelectronics - All Rights Reserved STMicroelectronics GROUP OF COMPANIES Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States. http://www.st.com 10/10