| Part Number | 74ACT139 |
| Manufacturer | Fairchild Semiconductor |
| Title | Dual 1-of-4 Decoder/Demultiplexer |
| Description | The MC74AC139/74ACT139 is a high-speed dual 1-of-4 decoder/demultiplexer. The device has two independent decoders, each of which accepts two binar... |
| Features |
L H H O2 H H H L H O3 H H H H L
LOGIC SYMBOL
E A0 A1 DECODER a O0 O1 O2 O3
H = HIGH Voltage Level L = LOW Voltage Level X = Immaterial
E A0 A1 DECODER b O0 O1 O2 O3
FACT DATA 5-1
MC74AC139 MC74ACT139
LOGIC DIAGRAM
Ea A0a A1a Eb A0b A1b
00a
01a...
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| Datasheet |
 74ACT139 Datasheet
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