74ALS646-1N Datasheet PDF - NXP Semiconductors
Part Number | 74ALS646-1N | |
Description | Transceiver/register | |
Manufacturers | NXP Semiconductors | |
Logo | ||
There is a preview and 74ALS646-1N download ( pdf file ) link at the bottom of this page. Total 13 Pages |
Preview 1 page No Preview Available ! INTEGRATED CIRCUITS
74ALS646/74ALS646–1
74ALS648/74ALS648–1
Transceiver/register
Product specification
IC05 Data Handbook
Philips
Semiconductors
1991 Feb 08
|
|
Philips Semiconductors
Transceiver/register
LOGIC SYMBOL – 74ALS646/646-1
21
OE
DIR
CPBA
SBA
CPAB
SAB
3
23
22
1
2
1 OF 8 CHANNELS
1D
C1
4
A0
1D
C1
Product specification
74ALS646/74ALS646-1
74ALS648/74ALS648-1
20
B0
LOGIC SYMBOL – 74ALS648/648-1
21
OE
DIR
CPBA
SBA
CPAB
SAB
3
23
22
1
2
1 OF 8 CHANNELS
1D
C1
4
A0
1D
C1
20
B0
VCC = Pin 24
GND = Pin 12
TO 7 OTHER CHANNELS
SC00124
VCC = Pin 24
GND = Pin 12
TO 7 OTHER CHANNELS
SC00125
FUNCTION TABLE
INPUTS
DATA I/O
OPERATING MODE
OE DIR CPAB CPBA SAB SBA
An
Bn 74ALS646/74ALS646-1 74ALS648/74ALS648-1
XX↑XXX
Input
Unspecified* Store A, B unspecified*
Store A, B unspecified*
X
X
X
↑
X
X Unspecified*
Input
Store B, A unspecified*
Store B, A unspecified*
HX ↑ ↑ XX
Input
Input
Store A and B data
Store A and B data
H X H or L H or L X X
Input
Input
Isolation, hold storage
Isolation, hold storage
L L X X X L Output
Input
Real time B data to A bus Real time B data to A bus
L
L
X H or L X
H
Output
Input
Stored B data to A bus
Stored B data to A bus
L HXX L X
Input
Output
Real time A data to B bus Real time A data to B bus
L H H or L X H X
Input
Output
Stored A data to B bus
Stored A data to B bus
NOTES:
H = High voltage level
L = Low voltage level
X = Don’t care
* = The data output function may be enabled or disabled by various signals at the OE and DIR inputs. Data input functions are always
enabled, i.e., data at the bus pins will be stored on every Low-to-High transition of the clock.
↑ = Low-to-High clock transition
1991 Feb 08
5
Preview 5 Page |
Part DetailsOn this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for 74ALS646-1N electronic component. |
Information | Total 13 Pages | |
Link URL | [ Copy URL to Clipboard ] | |
Download | [ 74ALS646-1N.PDF Datasheet ] |
Share Link :
Electronic Components Distributor
An electronic components distributor is a company that sources, stocks, and sells electronic components to manufacturers, engineers, and hobbyists. |
SparkFun Electronics | Allied Electronics | DigiKey Electronics | Arrow Electronics |
Mouser Electronics | Adafruit | Newark | Chip One Stop |
Featured Datasheets
Part Number | Description | MFRS |
74ALS646-1 | The function is Transceiver/register. NXP Semiconductors | |
74ALS646-1D | The function is Transceiver/register. NXP Semiconductors | |
74ALS646-1N | The function is Transceiver/register. NXP Semiconductors | |
Semiconductors commonly used in industry:
1N4148 |  
BAW56 |
1N5400 |
NE555 | | ||
Quick jump to:
74AL
1N4
2N2
2SA
2SC
74H
BC
HCF
IRF
KA |