SN74AS20 Series

2-ch, 4-input, 4.5-V to 5.5-V bipolar NAND gates

Catalog

2-ch, 4-input, 4.5-V to 5.5-V bipolar NAND gates

Part	Operating Temperature [Max]	Operating Temperature [Min]	Logic Type	Max Propagation Delay @ V, Max CL	Number of Circuits	Package / Case	Package / Case [y]	Package / Case [x]	Voltage - Supply [Min]	Voltage - Supply [Max]	Number of Inputs	Current - Output High, Low [custom]	Current - Output High, Low [custom]	Mounting Type	Input Logic Level - Low
Texas Instruments SN74AS20N	70 °C	0 °C	NAND Gate	5 ns	2	14-DIP	7.62 mm	0.3 "	4.5 V	5.5 V	4	20 mA	2 mA	Through Hole	0.8 V
Texas Instruments SN74AS20D	70 °C	0 °C	NAND Gate	5 ns	2	14-SOIC	3.9 mm	0.154 in	4.5 V	5.5 V	4	20 mA	2 mA	Surface Mount	0.8 V
Texas Instruments SN74AS20DRG4	70 °C	0 °C	NAND Gate	5 ns	2	14-SOIC	3.9 mm	0.154 in	4.5 V	5.5 V	4	20 mA	2 mA	Surface Mount	0.8 V
Texas Instruments SN74AS20DB
Texas Instruments SN74AS20DR	70 °C	0 °C	NAND Gate	5 ns	2	14-SOIC	3.9 mm	0.154 in	4.5 V	5.5 V	4	20 mA	2 mA	Surface Mount	0.8 V

Catalog

2-ch, 4-input, 4.5-V to 5.5-V bipolar NAND gates

Key Features

• Package Options Include Plastic Small-Outline (D) Packages, Ceramic Chip Carriers (FK), and Standard Plastic (N) and Ceramic (J) 300-mil DIPsPackage Options Include Plastic Small-Outline (D) Packages, Ceramic Chip Carriers (FK), and Standard Plastic (N) and Ceramic (J) 300-mil DIPs

Description

These devices contain two independent 4-input positive-NAND gates. They perform the Boolean functionsor\ in positive logic. The SN54ALS20A and SN54AS20 are characterized for operation over the full military temperature range of -55°C to 125°C. The SN74ALS20A and SN74AS20 are characterized for operation from 0°C to 70°C. These devices contain two independent 4-input positive-NAND gates. They perform the Boolean functionsor\ in positive logic. The SN54ALS20A and SN54AS20 are characterized for operation over the full military temperature range of -55°C to 125°C. The SN74ALS20A and SN74AS20 are characterized for operation from 0°C to 70°C.