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M74HC14

M74HC14

  • 厂商:

    STMICROELECTRONICS(意法半导体)

  • 封装:

  • 描述:

    M74HC14 - HEX SCHMITT INVERTER - STMicroelectronics

  • 详情介绍
  • 数据手册
  • 价格&库存
M74HC14 数据手册
M74HC14 HEX SCHMITT INVERTER s s s s s s s HIGH SPEED: tPD =12ns (TYP.) at VCC = 6V LOW POWER DISSIPATION: ICC = 1µA(MAX.) at TA=25°C HIGH NOISE IMMUNITY: VH = 1.2 V (TYP.) AT VCC = 6 V SYMMETRICAL OUTPUT IMPEDANCE: |IOH| = IOL = 4mA (MIN) BALANCED PROPAGATION DELAYS: tPLH ≅ tPHL WIDE OPERATING VOLTAGE RANGE: VCC (OPR) = 2V to 6V PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 14 DIP SOP TSSOP ORDER CODES PACKAGE DIP SOP TSSOP TUBE M74HC14B1R M74HC14M1R T&R M74HC14RM13TR M74HC14TTR DESCRIPTION The M74HC14 is an high speed CMOS HEX SCHMITT INVERTER fabricated with silicon gate C2MOS technology. Pin configuration and function are the same as those of the M74HC04 but all inputs have 20% Vcc hysteresis level. This, together with its schmitt trigger function, allows it to be used on line receivers with slow rise/fall input signals. All inputs are equipped with protection circuits against static discharge and transient excess voltage. PIN CONNECTION AND IEC LOGIC SYMBOLS July 2001 1/8 M74HC14 INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION PIN No 1, 3, 5, 9, 11, 13 2, 4, 6, 8, 10, 12 7 14 SYMBOL 1A to 6A 1Y to 6Y GND VCC NAME AND FUNCTION Data Inputs Data Outputs Ground (0V) Positive Supply Voltage TRUTH TABLE A L H Y H L ABSOLUTE MAXIMUM RATINGS Symbol VCC VI VO IIK IOK IO Supply Voltage DC Input Voltage DC Output Voltage DC Input Diode Current DC Output Diode Current DC Output Current Parameter Value -0.5 to +7 -0.5 to VCC + 0.5 -0.5 to VCC + 0.5 ± 20 ± 20 ± 25 ± 50 500(*) -65 to +150 300 Unit V V V mA mA mA mA mW °C °C ICC or IGND DC VCC or Ground Current PD Power Dissipation Tstg TL Storage Temperature Lead Temperature (10 sec) Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is not implied (*) 500mW at 65 °C; derate to 300mW by 10mW/°C from 65°C to 85°C RECOMMENDED OPERATING CONDITIONS Symbol VCC VI VO Top Supply Voltage Input Voltage Output Voltage Operating Temperature Parameter Value 2 to 6 0 to VCC 0 to VCC -55 to 125 Unit V V V °C 2/8 M74HC14 DC SPECIFICATIONS Test Condition Symbol Parameter VCC (V) 2.0 4.5 6.0 2.0 4.5 6.0 2.0 4.5 6.0 2.0 4.5 6.0 4.5 6.0 VOL Low Level Output Voltage 2.0 4.5 6.0 4.5 6.0 II ICC Input Leakage Current Quiescent Supply Current 6.0 6.0 IO=-20 µA IO=-20 µA IO=-20 µA IO=-4.0mA IO=-5.2 mA IO=-20 µA IO=-20 µA IO=-20 µA IO=-4.0mA IO=-5.2 mA VI = VCC or GND VI = VCC or GND TA = 25°C Min. 1.0 2.3 3.0 0.3 1.13 1.5 0.3 0.6 0.8 1.9 4.4 5.9 4.18 5.68 Typ. 1.28 2.8 3.7 0.74 1.8 2.4 0.54 1.0 1.3 2.0 4.5 6.0 4.31 5.8 0.0 0.0 0.0 0.17 0.18 0.1 0.1 0.1 0.26 0.26 ± 0.1 1 Max. 1.5 3.15 4.2 0.9 2.0 2.6 1.0 1.4 1.4 Value -40 to 85°C Min. 1.0 2.3 3.0 0.3 1.13 1.5 0.3 0.6 0.8 1.9 4.4 5.9 4.13 5.63 0.1 0.1 0.1 0.33 0.33 ±1 10 Max. 1.5 3.15 4.2 0.9 2.0 2.6 1.0 1.4 1.7 -55 to 125°C Min. 1.0 2.3 3.0 0.3 1.13 1.5 0.3 0.6 0.8 1.9 4.4 5.9 4.10 5.60 0.1 0.1 0.1 0.40 0.40 ±1 20 µA µA V V Max. 1.5 3.15 4.2 0.9 2.0 2.6 1.0 1.4 1.7 V Unit Vt+ High Level Input Voltage Low Level Input Voltage Hysteresis Voltage Vt- V VH V VOH High Level Output Voltage AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, Input tr = tf = 6ns) Test Condition Symbol Parameter VCC (V) 2.0 4.5 6.0 2.0 4.5 6.0 TA = 25°C Min. Typ. 30 8 7 42 14 12 Max. 75 15 13 125 25 21 Value -40 to 85°C Min. Max. 95 19 16 155 31 16 -55 to 125°C Min. Max. 110 22 19 190 38 32 ns Unit tTLH tTHL Output Transition Time tPLH tPHL Propagation Delay Time ns 3/8 M74HC14 CAPACITIVE CHARACTERISTICS Test Condition Symbol Parameter VCC (V) 5.0 5.0 fIN = 10MHz 28 pF TA = 25°C Min. Typ. 5 Max. 10 Value -40 to 85°C Min. Max. 10 -55 to 125°C Min. Max. 10 pF Unit CIN CPD Input Capacitance Power Dissipation Capacitance (note 1) 1) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. ICC(opr) = CPD x VCC x fIN + ICC/6(per gate) TEST CIRCUIT CL = 50pF or equivalent (includes jig and probe capacitance) RT = ZOUT of pulse generator (typically 50Ω) WAVEFORM : PROPAGATION DELAY TIMES (f=1MHz; 50% duty cycle) 4/8 M74HC14 Plastic DIP-14 MECHANICAL DATA mm. DIM. MIN. a1 B b b1 D E e e3 F I L Z 1.27 3.3 2.54 0.050 8.5 2.54 15.24 7.1 5.1 0.130 0.100 0.51 1.39 0.5 0.25 20 0.335 0.100 0.600 0.280 0.201 1.65 TYP MAX. MIN. 0.020 0.055 0.020 0.010 0.787 0.065 TYP. MAX. inch P001A 5/8 M74HC14 SO-14 MECHANICAL DATA DIM. A a1 a2 b b1 C c1 D E e e3 F G L M S 3.8 4.6 0.5 8.55 5.8 1.27 7.62 4.0 5.3 1.27 0.68 8° (max.) 0.149 0.181 0.019 8.75 6.2 0.35 0.19 0.5 45° (typ.) 0.336 0.228 0.050 0.300 0.157 0.208 0.050 0.026 0.344 0.244 0.1 mm. MIN. TYP MAX. 1.75 0.2 1.65 0.46 0.25 0.013 0.007 0.019 0.003 MIN. inch TYP. MAX. 0.068 0.007 0.064 0.018 0.010 PO13G 6/8 M74HC14 TSSOP14 MECHANICAL DATA mm. DIM. MIN. A A1 A2 b c D E E1 e K L 0° 0.45 0.60 0.05 0.8 0.19 0.09 4.9 6.2 4.3 5 6.4 4.4 0.65 BSC 8° 0.75 0° 0.018 0.024 1 TYP MAX. 1.2 0.15 1.05 0.30 0.20 5.1 6.6 4.48 0.002 0.031 0.007 0.004 0.193 0.244 0.169 0.197 0.252 0.173 0.0256 BSC 8° 0.030 0.004 0.039 MIN. TYP. MAX. 0.047 0.006 0.041 0.012 0.0089 0.201 0.260 0.176 inch A A2 A1 b e K c L E D E1 PIN 1 IDENTIFICATION 1 0080337D 7/8 M74HC14 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 © 2001 STMicroelectronics - Printed in Italy - All Rights Reserved STMicroelectronics GROUP OF COMPANIES Australia - Brazil - China - Finland - France - Germany - Hong Kong - India - Italy - Japan - Malaysia - Malta - Morocco Singapore - Spain - Sweden - Switzerland - United Kingdom © http://www.st.com 8/8
M74HC14
### 物料型号 - 型号:M74HC14 - 描述:高速CMOS六施密特反相器,使用硅门C²MOS技术制造。

### 器件简介 - M74HC14是一款高速CMOS六施密特反相器,采用硅门C²MOS技术。其引脚配置和功能与M74HC04相同,但所有输入端都有20% Vcc的滞后电平。这与其施密特触发功能一起,使其能够用于具有慢速上升/下降输入信号的线路接收器。

### 引脚分配 - 1,3,5,9,11,13:1A到6A(数据输入) - 2,4,6,8,10,12:1Y到6Y(数据输出) - 7:GND(地,0V) - 14:Vcc(正电源电压)

### 参数特性 - 工作电压范围:Vcc(Opr) = 2V到6V - 输入电压:V1 = 0到Vcc - 输出电压:Vo = 0到Vcc - 工作温度:Top = -55到125°C - 高电平输入电压:Vt+ = 1.28V(典型值) - 低电平输入电压:Vt- = 0.74V(典型值) - 滞后电压:VH = 0.54V(典型值)

### 功能详解 - M74HC14具有施密特触发器功能,允许其在具有慢速上升/下降输入信号的线路接收器中使用,提高了抗噪声能力。

### 应用信息 - 适用于需要高速CMOS反相器的数字电路,特别是在输入信号上升/下降速度较慢的场合。

### 封装信息 - DIP:M74HC14B1R - SOP:M74HC14M1R,M74HC14RM13TR - TSSOP:无标准封装代码,但有M74HC14TTR(卷带和卷盘)
M74HC14 价格&库存

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