74ALS21 Series

2-ch, 4-input, 4.5-V to 5.5-V ultra-high-speed (4 ns) bipolar AND gate

Catalog

2-ch, 4-input, 4.5-V to 5.5-V ultra-high-speed (4 ns) bipolar AND gate

Part	Operating Temperature (Max)	Operating Temperature (Min)	Voltage - Supply (Maximum)	Voltage - Supply (Minimum)	Package Name	Number of Inputs	Mounting Type	Max CL	Max Propagation Delay	Input Logic Level - High	Input Logic Level - Low (Voltage)	Number of Circuits	Current - Output High	Current - Output Low	Logic Type	Package Width	Package Length
Texas Instruments SN74ALS21ADR	70 °C	0 °C	5.5 V	4.5 V	14-SOIC	4	Surface Mount	50 pF	15 ns	2 V	0.8 V	2	400 µA	8 mA	AND Gate	3.9 mm	0.154 in

Catalog

2-ch, 4-input, 4.5-V to 5.5-V ultra-high-speed (4 ns) bipolar AND gate

Description

These devices contain two independent 4-input positive-AND gates. They perform the Boolean functionsorin positive logic. The SN54ALS21A and SN54AS21 are characterized for operation over the full military temperature range of -55°C to 125°C. The SN74ALS21A and SN74AS21 are characterized for operation from 0°C to 70°C. These devices contain two independent 4-input positive-AND gates. They perform the Boolean functionsorin positive logic. The SN54ALS21A and SN54AS21 are characterized for operation over the full military temperature range of -55°C to 125°C. The SN74ALS21A and SN74AS21 are characterized for operation from 0°C to 70°C.