Part number:
74AC138
Manufacturer:
Fairchild Semiconductor
File Size:
85.63 KB
Description:
1-of-8 decoder/demultiplexer.
74AC138_FairchildSemiconductor.pdf
Datasheet Details
Part number:
74AC138
Manufacturer:
Fairchild Semiconductor
File Size:
85.63 KB
Description:
1-of-8 decoder/demultiplexer.
74AC138, 1-of-8 Decoder/Demultiplexer
The AC138 is an advanced high-speed CMOS 3 TO 8 LINE DECODER (INVERTING) fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology.
If the device is enabled, 3 binary select inputs (A, B and C) determine which one of the outputs will PIN CONNECTION AND IEC LOGIC SYMBOLS
74AC138 3 TO 8 LINE DECODER (INVERTING) s s s s s s s s s HIGH SPEED: tPD =4.5 ns (TYP.) at VCC = 5V LOW POWER DISSIPATION: ICC = 8 µA (MAX.) at TA = 25 oC HIGH NOISE IMMUNITY: VNIH = VNIL = 28% VCC (MIN.) 50Ω TRANSMISSION LINE DRIVING CAPABILITY SYMMETRICAL OUTPUT IMPEDANCE: |IOH| = IOL = 24 mA (MIN) BALANCED PROPAGATION DELAYS: tPLH ≅ tPHL OPERATING VOLTAGE RANGE: VCC (OPR) = 2V to 6V PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 138 IMPROVED LATCH-UP IMMUNITY B M (Plastic Package) (Micr
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