Dual 4-Input Nand Buffer SN54/74LS40: Low Power Schottky
Dual 4-Input Nand Buffer SN54/74LS40: Low Power Schottky
Dual 4-Input Nand Buffer SN54/74LS40: Low Power Schottky
7 GND
14 1
14 1
14 1
ORDERING INFORMATION
SN54LSXXJ SN74LSXXN SN74LSXXD Ceramic Plastic SOIC
SN54/74LS40
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Limits S b l Symbol VIH VIL VIK VOH P Parameter Input HIGH Voltage 54 Input LOW Voltage 74 Input Clamp Diode Voltage 54 Output HIGH Voltage 74 54, 74 VOL Output LOW Voltage 74 Input HIGH Current 0.1 Input LOW Current Short Circuit Current (Note 1) Power Supply Current Total, Output p HIGH Total, Output LOW 30 0.4 130 1.0 6.0 0.35 0.5 20 IIH IIL IOS ICC V A mA mA mA 2.7 3.5 0.25 0.4 V V 2.5 0.65 3.5 0.8 1.5 V V Min 2.0 0.7 V Typ Max U i Unit V T Test C Conditions di i Guaranteed Input HIGH Voltage for All Inputs Guaranteed Input p LOW Voltage g for All Inputs VCC = MIN, IIN = 18 mA , IOH = MAX, , VIN = VIH VCC = MIN, or VIL per Truth Table IOL = 12 mA IOL = 24 mA VCC = VCC MIN, VIN = VIL or VIH per Truth Table
VCC = MAX, VIN = 2.7 V VCC = MAX, VIN = 7.0 V VCC = MAX, VIN = 0.4 V VCC = MAX VCC = MAX
mA
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.