Product Summary
The 74AC138SCX is a high-speed 1-of-8 decoder/demultiplexer. The 74AC138SCX is ideally suited for high-speed bipolar memory chip select address decoding. The multiple input enables allow parallel expansion to a 1-of-24 decoder using just three devices or a 1-of-32 decoder using four device and one inverter.
Parametrics
74AC138SCX absolute maximum ratings: (1)Supply Voltage (VCC): -0.5V to +7.0V; (2)DC Input Diode Current (IIK), VI = -0.5V: -20 mA; VI = VCC +0.5V: +20 mA; (3)DC Input Voltage (VI): -0.5V to VCC +0.5V; (4)DC Output Diode Current (IOK), VO = -0.5V: -20 mA; VO = VCC +0.5V: +20 mA; (5)DC Output Voltage (VO): -0.5V to VCC +0.5V; (6)DC Output Source or Sink Current (IO): ±50 mA; (7)DC VCC or Ground Current per Output Pin (ICC or IGND): ±50 mA; (8)Storage Temperature (TSTG): -65℃ to +150℃; (9)Junction Temperature (TJ), PDIP: 140℃.
Features
74AC138SCX features: (1)ICC reduced by 50%; (2)Demultiplexing capability; (3)Multiple input enable for easy expansion; (4)Active LOW mutually exclusive outputs; (5)Outputs source/sink 24 mA; (6)ACT138 has TTL-compatible inputs.
Diagrams
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![]() 74AC138SCX |
![]() Fairchild Semiconductor |
![]() Encoders, Decoders, Multiplexers & Demultiplexers 1-of-8 Decoder/Demul |
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![]() 74AC00 |
![]() Other |
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![]() Data Sheet |
![]() Negotiable |
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![]() 74AC00MTC |
![]() Fairchild Semiconductor |
![]() Gates (AND / NAND / OR / NOR) Qd 2-Input NAND Gate |
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![]() 74AC00MTCX |
![]() Fairchild Semiconductor |
![]() Gates (AND / NAND / OR / NOR) Qd 2-Input NAND Gate |
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![]() 74AC00MTR |
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![]() IC GATE NAND QUAD 2INPUT 14-SOIC |
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![]() Negotiable |
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![]() 74AC00PC |
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![]() IC GATE NAND QUAD 2-INPUT 14-DIP |
![]() Data Sheet |
![]() Negotiable |
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![]() 74AC00SC |
![]() Fairchild Semiconductor |
![]() Gates (AND / NAND / OR / NOR) Qd 2-Input NAND Gate |
![]() Data Sheet |
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