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M74HC20 Dataheets PDF



Part Number M74HC20
Manufacturers ST Microelectronics
Logo ST Microelectronics
Description DUAL 4-INPUT NAND GATE
Datasheet M74HC20 DatasheetM74HC20 Datasheet (PDF)

M74HC20 DUAL 4-INPUT NAND GATE s s s s s s s HIGH SPEED: tPD = 9ns (TYP.) at VCC = 6V LOW POWER DISSIPATION: ICC = 1µA(MAX.) at TA=25°C HIGH NOISE IMMUNITY: VNIH = V NIL = 28 % VCC (MIN.) SYMMETRICAL OUTPUT IMPEDANCE: |IOH| = IOL = 4mA (MIN) at VCC = 4.5V BALANCED PROPAGATION DELAYS: tPLH ≅ tPHL WIDE OPERATING VOLTAGE RANGE: VCC (OPR) = 2V to 6V PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 20 DIP SOP TSSOP ORDER CODES PACKAGE DIP SOP TSSOP TUBE M74HC20B1R M74HC20M1R T&R M74HC20RM13TR M7.

  M74HC20   M74HC20



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M74HC20 DUAL 4-INPUT NAND GATE s s s s s s s HIGH SPEED: tPD = 9ns (TYP.) at VCC = 6V LOW POWER DISSIPATION: ICC = 1µA(MAX.) at TA=25°C HIGH NOISE IMMUNITY: VNIH = V NIL = 28 % VCC (MIN.) SYMMETRICAL OUTPUT IMPEDANCE: |IOH| = IOL = 4mA (MIN) at VCC = 4.5V BALANCED PROPAGATION DELAYS: tPLH ≅ tPHL WIDE OPERATING VOLTAGE RANGE: VCC (OPR) = 2V to 6V PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 20 DIP SOP TSSOP ORDER CODES PACKAGE DIP SOP TSSOP TUBE M74HC20B1R M74HC20M1R T&R M74HC20RM13TR M74HC20TTR DESCRIPTION The M74HC20 is an high speed CMOS DUAL 4-INPUT NAND GATE fabricated with silicon gate C2MOS technology. The internal circuit is composed of 3-stage including buffered output, which gives high noise immunity and stable output. All inputs are equipped with protection circuits against static discharge and transient excess voltage. PIN CONNECTION AND IEC LOGIC SYMBOLS July 2001 1/8 M74HC20 INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION PIN No 1, 9 2, 10 3, 11 4, 12 5, 13 6, 8 7 14 SYMBOL 1A to 2A 1B to 2B N.C. 1C to 2C 1D to 2D 1Y to 2Y GND VCC NAME AND FUNCTION Data Inputs Data Inputs Not Connected Data Inputs Data Inputs Data Outputs Ground (0V) Positive Supply Voltage TRUTH TABLE A L X X X H B X L X X H C X X L X H D X X X L H Y H H H 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 tr, tf Supply Voltage Input Voltage Output Voltage Operating Temperature Input Rise and Fall Time VCC = 2.0V VCC = 4.5V VCC = 6.0V Parameter Value 2 to 6 0 to VCC 0 to VCC -55 to 125 0 to 1000 0 to 500 0 to 400 Unit V V V °C ns ns ns 2/8 M74HC20 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 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 mA IO=-5.2 mA IO=20 µA IO=20 µA IO=20 µA IO=4 mA IO=5.2 mA VI = VCC or GND VI = VCC or GND TA = 25°C Min. 1.5 3.15 4.2 0.5 1.35 1.8 1.9 4.4 5.9 4.18 5.68 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 1.9 4.4 5.9 4.13 5.63 0.1 0.1 0.1 0.33 0.33 ±1 10 Typ. Max. Value -40 to 85°C Min. 1.5 3.15 4.2 0.5 1.35 1.8 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. -55 to 125°C Min. 1.5 3.15 4.2 0.5 1.35 1.8 Max. V Unit VIH High Level Input Voltage Low Level Input Voltage High Level Output Volta.


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