HD74LS138
HD74LS138 is 3-Line-to-8-Line Decoders/Demultiplexers manufactured by Renesas.
Features
- Ordering Information
Part Name HD74LS138P HD74LS138FPEL HD74LS138RPEL Package Type DILP-16 pin SOP-16 pin (JEITA) SOP-16 pin (JEDEC) Package Code (Previous Code) PRDP0016AE-B (DP-16FV) PRSP0016DH-B (FP-16DAV) Package Abbreviation P FP Taping Abbreviation (Quantity) EL (2,000 pcs/reel) EL (2,500 pcs/reel)
PRSP0016DG-A RP (FP-16DNV) Note: Please consult the sales office for the above package availability.
Pin Arrangement
A Select Inputs B C G2A Enable Inputs G2B G1
1 A 2 3 4 5 6 7 8 B C G2A G2B G1 Y7 Y6 Y0 Y1 Y2 Y3 Y4 Y5
16 15 14 13 12 11 10 9
VCC Y0 Y1 Y2 Y3 Y4 Y5 Y6 Outputs
Outputs Y7 GND
(Top view)
Rev.3.00, Jul.13.2005, page 1 of 7
Function Table
Inputs
.. Enable
G1 X L H H H H H H H H
G2- H X L L L L L L L L
C X X L L L L H H H H
Select B X X L L H H L L H H
Outputs A X X L H L H L H L H Y0 H H L H H H H H H H Y1 H H H L H H H H H H Y2 H H H H L H H H H H Y3 H H H H H L H H H H Y4 H H H H H H L H H H Y5 H H H H H H H L H H Y6 H H H H H H H H L H Y7 H H H H H H H H H L
H ; high level, L ; low level, X ; irrelevant
- ; G2 = G2A + G2B
Block Diagram
Y0 Y1 Enable Inputs G1 G2A G2B Y2 Y3 Y4 A Select Inputs B C Y5 Y6 Y7 Data Outputs
Absolute Maximum Ratings
Item Supply voltage Input voltage Power dissipation Storage temperature Symbol VCC VIN PT Tstg Ratings 7 7 400
- 65 to +150 Unit V V m W °C
Note: Voltage value, unless otherwise noted, are with respect to network ground terminal.
Remended Operating Conditions
Item Supply voltage Output current Operating temperature Symbol VCC IOH IOL Topr Min 4.75
- -
- 20 Typ 5.00
- - 25 Max 5.25
- 400 8 75 Unit V µA m A °C
Rev.3.00, Jul.13.2005, page 2 of 7
Electrical Characteristics
(Ta =
- 20 to +75 °C)
.. Item
Input...
