SN74LS27 Series

3-ch, 3-input, 4.75-V to 5.25-V bipolar NOR gates

Catalog

3-ch, 3-input, 4.75-V to 5.25-V bipolar NOR gates

Part	Current - Output High, Low [custom]	Current - Output High, Low [custom]	Package / Case [x]	Package / Case [y]	Package / Case	Voltage - Supply [Min]	Voltage - Supply [Max]	Max Propagation Delay @ V, Max CL	Number of Inputs	Mounting Type	Number of Circuits	Operating Temperature [Max]	Logic Type	Input Logic Level - Low	Current - Quiescent (Max) [Max]	Supplier Device Package
Texas Instruments SN74LS27DE4	400 µA	8 mA	0.154 in	3.9 mm	14-SOIC	4.75 V	5.25 V	15 ns	3	Surface Mount	3	70 °C	NOR Gate	0.8 V
Texas Instruments SN74LS27NSR	400 µA	8 mA	0.209 "	5.3 mm	14-SOIC	4.75 V	5.25 V	15 ns	3	Surface Mount	3	70 °C	NOR Gate	0.8 V	4 mA	14-SO
Texas Instruments SN74LS27DRE4	400 µA	8 mA	0.154 in	3.9 mm	14-SOIC	4.75 V	5.25 V	15 ns	3	Surface Mount	3	70 °C	NOR Gate	0.8 V	4 mA
Texas Instruments SN74LS27N	400 µA	8 mA	0.3 "	7.62 mm	14-DIP	4.75 V	5.25 V	15 ns	3	Through Hole	3	70 °C	NOR Gate	0.8 V
Texas Instruments SN74LS27D	400 µA	8 mA	0.154 in	3.9 mm	14-SOIC	4.75 V	5.25 V	15 ns	3	Surface Mount	3	70 °C	NOR Gate	0.8 V	4 mA

Catalog

3-ch, 3-input, 4.75-V to 5.25-V bipolar NOR gates

Key Features

• Package Options Include Plastic "Small Outline" Packages, Ceramic Chip Carriers and Flat Packages, and Plastic and Ceramic DIPsDependable Texas Instruments Quality and ReliabilityPackage Options Include Plastic "Small Outline" Packages, Ceramic Chip Carriers and Flat Packages, and Plastic and Ceramic DIPsDependable Texas Instruments Quality and Reliability

Description

These devices contain three independent 3-input NOR gates. The SN5427 and SN54LS27 are characterized for operation over the full military temperature range of -55°C to 125°C. The SN7427 and SN74LS27 are characterized for operation from 0°C to 70°C. These devices contain three independent 3-input NOR gates. The SN5427 and SN54LS27 are characterized for operation over the full military temperature range of -55°C to 125°C. The SN7427 and SN74LS27 are characterized for operation from 0°C to 70°C.