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Updated at 17/06/2025 10:30:15(UTC+8)

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Description

General Description
The AC/ACT138 is a high-speed 1-of-8 decoder/demultiplexer. This device 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 AC/ACT138 devices or a 1-of-32 decoder using four AC/ACT138 devices and one inverter.
Features
■ ICC reduced by 50%
■ Demultiplexing capability
■ Multiple input enable for easy expansion
■ Active LOW mutually exclusive outputs
■ Outputs source/sink 24 mA
■ ACT138 has TTL-compatible inputs

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74AC138PC Specifications

Attribute	Attribute Value

Datasheet	Datasheet
3D Model	3D Model
Mounting Style	Through Hole
Number of Pins	16 Pin
Case/Package	DIP-16
Supply Voltage (DC)	2.00V (min)
Number of Outputs	8 Output
Output Current	5.5 mA
Number of Circuits	1 Circuit
Number of Gates	1 Gate
Output Current (Max)	24 mA
Number of Inputs	3 Input
Operating Temperature (Max)	85 ℃
Operating Temperature (Min)	-40 ℃
Supply Voltage	2V ~ 6V
Supply Voltage (Max)	6 V
Supply Voltage (Min)	2 V
	Show
Size-Length	19.68 mm
Size-Width	6.6 mm
Size-Height	4.95 mm
Operating Temperature	-40℃ ~ 85℃
Product Lifecycle Status	Unknown
Packaging	Tube
RoHS	RoHS Compliant
Lead-Free Status	Lead Free
REACH SVHC Compliance Edition	2015/06/15
ECCN Code	EAR99

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