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What is 74HC259?

This electronic component, produced by the manufacturer "Philips", performs the same function as "8-bit addressable latch".


74HC259 Datasheet PDF - Philips

Part Number 74HC259
Description 8-bit addressable latch
Manufacturers Philips 
Logo Philips Logo 


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INTEGRATED CIRCUITS
DATA SHEET
For a complete data sheet, please also download:
The IC06 74HC/HCT/HCU/HCMOS Logic Family Specifications
The IC06 74HC/HCT/HCU/HCMOS Logic Package Information
The IC06 74HC/HCT/HCU/HCMOS Logic Package Outlines
74HC/HCT259
8-bit addressable latch
Product specification
File under Integrated Circuits, IC06
December 1990

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74HC259 equivalent
Philips Semiconductors
8-bit addressable latch
Product specification
74HC/HCT259
FUNCTION TABLE
OPERATING
MODES
master reset
INPUTS
OUTPUTS
MR LE D A0 A1 A2 Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7
L HXXXXL L L L L L L L
demultiplex
(active HIGH)
decoder
(when D = H)
L L d L L L Q=d L L L L L L L
L L d H L L L Q=d L L L L L L
L L d L H L L L Q=d L L L L L
L L d H H L L L L Q=d L L L L
L L d L L H L L L L Q=d L L L
L L d H L H L L L L L Q=d L L
L L d L H H L L L L L L Q=d L
L L d H H H L L L L L L L Q=d
store (do nothing) H H X X X X q0 q1 q2 q3 q4 q5 q6 q7
H L d L L L Q=d q1 q2 q3 q4 q5 q6 q7
H L d H L L q0 Q=d q2 q3 q4 q5 q6 q7
H L d L H L q0 q1 Q=d q3 q4 q5 q6 q7
H L d H H L q0 q1 q2 Q=d q4 q5 q6 q7
addressable latch
H L d L L H q0 q1 q2 q3 Q=d q5 q6 q7
H L d H L H q0 q1 q2 q3 q4 Q=d q6 q7
H L d L H H q0 q1 q2 q3 q4 q5 Q=d q7
H L d H H H q0 q1 q2 q3 q4 q5 q6 Q=d
Notes
1. H = HIGH voltage level
L = LOW voltage level
X = don’t care
d = HIGH or LOW data one set-up time prior to the LOW-to-HIGH LE transition
q = lower case letters indicate the state of the referenced output established during the last cycle in which it was
addressed or cleared
December 1990
5


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Part Details

On this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for 74HC259 electronic component.


Information Total 11 Pages
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Download [ 74HC259.PDF Datasheet ]

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