Product Summary

The 74HC21D is a high-speed Si-gate CMOS device and is pin compatible with low-power Schottky TTL (LSTTL). It is specified in compliance with JEDEC standard no. 7A. It provides the 4-input AND function.

Parametrics

74HC21D absolute maximum ratings: (1)VCC, supply voltage: -0.5 to +7V; (2)IIK, input diode current: ±20 mA max when VI < -0.5V or VI > VCC + 0.5V; (3)IOK, output diode current: ±20 mA max when VO < -0.5V or VO > VCC + 0.5V; (4)IO, output source or sink current: ±25 mA max when VO = -0.5V to VCC + 0.5V; (5)ICC, IGND VCC or GND current: ±50 mA max; (6)Tstg, storage temperature: -65 +150℃; (7)Ptot, power dissipation: 500 mW max.

Features

74HC21D features: (1)Low-power dissipation; (2)Complies with JEDEC standard no. 7A; (3)ESD protection: HBM EIA/JESD22-A114-B exceeds 2000 V; MM EIA/JESD22-A115-A exceeds 200 V; (4)Multiple package options; (5)Specified from -40℃ to +80℃ and from -40℃ to +125℃.

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
74HC21D,652
74HC21D,652
NXP Semiconductors
Gates (AND / NAND / OR / NOR) DUAL 4-INPUT NAND GATE
Data Sheet
0-1: $0.23
1-25: $0.15
25-100: $0.13
100-250: $0.10
74HC21D,653
74HC21D,653
NXP Semiconductors
Gates (AND / NAND / OR / NOR) DUAL 4-INPUT NAND GATE
Data Sheet
0-1: $0.07
1-25: $0.07
25-100: $0.06
100-250: $0.06
74HC21DB,112
74HC21DB,112
NXP Semiconductors
Gates (AND / NAND / OR / NOR) DUAL 4-INPUT NAND
Data Sheet
0-1: $0.23
1-25: $0.20
25-100: $0.16
100-250: $0.14
74HC21DB,118
74HC21DB,118
NXP Semiconductors
Gates (AND / NAND / OR / NOR) DUAL 4-INPUT NAND
Data Sheet
0-1: $0.09
1-25: $0.08
25-100: $0.08
100-250: $0.07