Product Summary

The 74HCT138D is a high-speed Si-gate CMOS device. It is pin compatible with low power Schottky TTL(LSTTL). The 74HCT138D is specified in compliance with JEDEC standard no. 7A.

Parametrics

74HCT138D absolute maximum ratings: (1)propagation delay(CL = 15 pF; VCC = 5 V):An to Yn:12ns to 17ns,E3 to Yn:14ns to 19ns; (2)input capacitance:3.5pF; (3)power dissipation capacitance per package:67pF.

Features

74HCT138D features: (1)Demultiplexing capability; (2)Multiple input enable for easy expansion; (3)Ideal for memory chip select decoding; (4)Active LOW mutually exclusive outputs; (5)Output capability: standard; (6)ICC category: MSI.

Diagrams

74HCT138D Functional diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
74HCT138D
74HCT138D
NXP Semiconductors
Encoders, Decoders, Multiplexers & Demultiplexers 3-TO-8 DECODER DEMULTIPLEXER
Data Sheet
Negotiable 
74HCT138D,652
74HCT138D,652
NXP Semiconductors
Encoders, Decoders, Multiplexers & Demultiplexers 3-TO-8 DECODER
Data Sheet
0-1: $0.07
1-25: $0.07
25-100: $0.06
100-250: $0.06
74HCT138DB,118
74HCT138DB,118
NXP Semiconductors
Encoders, Decoders, Multiplexers & Demultiplexers 3-TO-8 DECODER
Data Sheet
0-1: $0.08
1-25: $0.07
25-100: $0.07
100-250: $0.06
74HCT138D,653
74HCT138D,653
NXP Semiconductors
Encoders, Decoders, Multiplexers & Demultiplexers 3-8 LINE DCOD/DMUX
Data Sheet
0-1: $0.07
1-25: $0.07
25-100: $0.06
100-250: $0.06
74HCT138DB,112
74HCT138DB,112
NXP Semiconductors
Encoders, Decoders, Multiplexers & Demultiplexers 3-TO-8 DECODER
Data Sheet
0-1: $0.22
1-25: $0.18
25-100: $0.15
100-250: $0.12
74HCT138DB
74HCT138DB
NXP Semiconductors
Encoders, Decoders, Multiplexers & Demultiplexers 3-TO-8 DECODER DEMULTIPLEXER
Data Sheet
Negotiable 
74HCT138DB-T
74HCT138DB-T
NXP Semiconductors
Encoders, Decoders, Multiplexers & Demultiplexers 3-TO-8 DECODER DEMULTIPLEXER
Data Sheet
Negotiable