Moteur de recherche de fiches techniques de composants électroniques
Selected language     French  ▼
Nom de la pièce
         Description


DS89C21 Datasheet(Fiches technique) 2 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
Numéro de pièce DS89C21
Description  Differential CMOS Line Driver and Receiver Pair
Télécharger  6 Pages
Scroll/Zoom Zoom In 100% Zoom Out
Fabricant  NSC [National Semiconductor (TI)]
Site Internet  http://www.national.com
Logo 

   
 2 page
background image
Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage (V
CC)7V
Driver Input Voltage (DI)
−1.5V to V
CC + 1.5V
Driver Output Voltage (DO,
DO
*
)
−0.5V to +7V
Receiver Input Voltage — V
CM
(RI, RI
*)
±14V
Differential Receiver Input
±14V
Voltage — V
DIFF (RI, RI
*)
Receiver Output Voltage
(RO)
−0.5V to V
CC +0.5V
Receiver Output Current
(RO)
±25 mA
Storage Temperature Range
(T
STG)
−65˚C to +150˚C
Lead Temperature (T
L)
+260˚C
(Soldering 4 sec.)
Maximum Junction
Temperature
150˚C
Maximum Package Power Dissipation @+25˚C
M Package
714 mW
Derate M Package
5.7 mW/˚C above
+25˚C
Recommended Operating
Conditions
Min
Max
Units
Supply Voltage (V
CC)
4.50
5.50
V
Operating Temperature (T
A)
−40
+85
˚C
Input Rise or Fall Time (DI)
500
ns
Electrical Characteristics (Notes 2, 3)
Over recommended supply voltage and operating temperature ranges, unless otherwise specified.
Symbol
Parameter
Conditions
Pin
Min
Typ
Max
Units
DRIVER CHARACTERISTICS
V
IH
Input Voltage HIGH
2.0
V
CC
V
V
IL
Input Voltage LOW
DI
GND
0.8
V
I
IH,IIL
Input Current
V
IN = VCC, GND, 2.0V, 0.8V
0.05
±10
µA
V
CL
Input Clamp Voltage
I
IN = −18 mA
−1.5
V
V
OD1
Unloaded Output Voltage
No Load
DO,
DO*
4.2
6.0
V
V
OD2
Differential Output Voltage
R
L = 100Ω
2.0
3.0
V
∆V
OD2
Change in Magnitude of V
OD2
5.0
400
mV
for Complementary Output States
V
OD3
Differential Output Voltage
R
L = 150Ω
2.1
3.1
V
V
OD4
Differential Output Voltage
R
L = 3.9 kΩ
4.0
6.0
V
V
OC
Common Mode Voltage
R
L = 100Ω
2.0
3.0
V
∆V
OC
Change in Magnitude of V
OC
2.0
400
mV
for Complementary Output States
I
OSD
Output Short Circuit Current
V
OUT = 0V
−30
−115
−150
mA
I
OFF
Output Leakage Current
V
CC = 0V
V
OUT = +6V
0.03
+100
µA
V
OUT = −0.25V
−0.08
−100
µA
RECEIVER CHARACTERISTICS
V
TL,VTH
Differential Thresholds
V
IN = +7V, 0V, −7V
RI,
RI*
−200
±25
+200
mV
V
HYS
Hysteresis
V
CM = 0V
20
50
mV
R
IN
Input Impedance
V
IN = −7V, +7V, Other = 0V
5.0
9.5
k
I
IN
Input Current
Other Input = 0V,
V
IN = +10V
+1.0
+1.5
mA
V
CC = 5.5V and
V
IN = +3.0V
0
+0.22
mA
V
CC = 0V
V
IN = +0.5V
−0.04
mA
V
IN = −3V
0
−0.41
mA
V
IN = −10V
−1.25
−2.5
mA
V
OH
Output HIGH Voltage
I
OH = −6 mA
V
DIFF = +1V
RO
3.8
4.9
V
V
DIFF = OPEN
3.8
4.9
V
V
OL
Output LOW Voltage
I
OL = +6 mA, VDIFF = −1V
0.08
0.3
V
I
OSR
Output Short Circuit Current
V
OUT = 0V
−25
−85
−150
mA
www.national.com
2




Html Pages

1  2  3  4  5  6 


Datasheet Download



Numéro de composants électroniques

Numéro de pièceDescription des composantsHtml ViewFabricant
DS8921Differential Line Driver and Receiver Pair 1 2 3 4 5 MoreNational Semiconductor (TI)
SN75179BDIFFERENTIAL DRIVER AND RECEIVER PAIR 1 2 3 4 5 MoreTexas Instruments
SN65LBC180LOW-POWER DIFFERENTIAL LINE DRIVER AND RECEIVER PAIRS 1 2 3 4 5 MoreTexas Instruments
SN75LBC180ALOW POWER DIFFERENTIAL LINE DRIVER AND RECEIVER PAIRS 1 2 3 4 5 MoreTexas Instruments
SN75ALS181DIFFERENTIAL DRIVER AND RECEIVER PAIR 1 2 3 4 5 MoreTexas Instruments
LTC1690Differential Driver and Receiver Pair with Fail-Safe Receiver Output 1 2 3 4 5 MoreLinear Technology
DS8922TRI-STATE RS-422 Dual Differential Line Driver and Receiver Pairs 1 2 3 4 5 MoreNational Semiconductor (TI)
SN75LBC179LOW-POWER DIFFERENTIAL LINE DRIVER AND RECEIVER PAIRS 1 2 3 4 5 MoreTexas Instruments
LTC490Differential Driver and Receiver Pair 1 2 3 4 5 MoreLinear Technology
SN65LBC179ALOW-POWER DIFFERENTIAL LINE DRIVER AND RECEIVER PAIRS 1 2 3 4 5 MoreTexas Instruments

Lien URL

AllDATASHEET vous a-t-il été utile ?   [ DONATE ]  

À propos de Alldatasheet   |   Publicité   |   Contactez-nous   |   Politique de confidentialité   |   Favoris   |   Echange de liens   |   Fabricants
All Rights Reserved © Alldatasheet.com 2003 - 2017    


Mirror Sites
English : Alldatasheet.com  , Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp  |   Russian : Alldatasheetru.com
Korean : Alldatasheet.co.kr   |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com  |   Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl