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SL74HC20

Part Number	SL74HC20
Manufacturer	System Logic Semiconductor
Description	Dual 4-Input NAND Gate
Published	Apr 16, 2005
Detailed Description	SL74HC20 Dual 4-Input NAND Gate High-Performance Silicon-Gate CMOS The SL74HC20 is identical in pinout to the LS/ALS20....
Datasheet	SL74HC20 PDF File

Overview

SL74HC20 Dual 4-Input NAND Gate High-Performance Silicon-Gate CMOS The SL74HC20 is identical in pinout to the LS/ALS20.
The device inputs are compatible with standard CMOS outputs; with pullup resistors, they are compatible with LS/ALSTTL outputs.
• Outputs Directly Interface to CMOS, NMOS, and TTL • Operating Voltage Range: 2.
0 to 6.
0 V • Low Input Current: 1.
0 µA • High Noise Immunity Characteristic of CMOS Devices ORDERING INFORMATION SL74HC20N Plastic SL74HC20D SOIC TA = -55° to 125° C for all packages LOGIC DIAGRAM PIN ASSIGNMENT NC = NO CONNECTION PIN 14 =VCC PIN 7 = GND PINS 3,11 = NO CONNECTION FUNCTION TABLE Inputs A L X X X H B X L X X H C X X L X H D X X X L H Output Y H H H H L X = don’t care SLS System Logic Semiconductor SL74HC20 MAXIMUM RATINGS * Symbol VCC VIN VOUT IIN IOUT ICC PD Tstg TL * Parameter DC Supply Voltage (Referenced to GND) DC Input Voltage (Referenced to GND) DC Output Voltage (Referenced to GND) DC Input Current, per Pin DC Output Current, per Pin DC Supply Current, VCC and GND Pins Power Dissipation in Still Air, Plastic DIP+ SOIC Package+ Storage Temperature Lead Temperature, 1 mm from Case for 10 Seconds (Plastic DIP or SOIC Package) Value -0.
5 to +7.
0 -1.
5 to VCC +1.
5 -0.
5 to VCC +0.
5 ±20 ±25 ±50 750 500 -65 to +150 260 Unit V V V mA mA mA mW °C °C Maximum Ratings are those values beyond which damage to the device may occur.
Functional operation should be restricted to the Recommended Operating Conditions.
+Derating - Plastic DIP: - 10 mW/°C from 65° to 125°C SOIC Package: : - 7 mW/°C from 65° to 125°C RECOMMENDED OPERATING CONDITIONS Symbol VCC VIN, VOUT TA tr, t f Parameter DC Supply Voltage (Referenced to GND) DC Input Voltage, Output Voltage (Referenced to GND) Operating Temperature, All Package Types Input Rise and Fall Time (Figure 1) VCC =2.
0 V VCC =4.
5 V VCC =6.
0 V Min 2.
0 0 -55 0 0 0 Max 6.
0 VCC +125 1000 500 400 Unit V V °C ns This device contains protection circuitry to guard against damage due to high ...

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