RFI TC.PATC SR CM 03 M 69

SPECIFICA DEI REQUISITI DI SISTEMA SCMT
Volume 3 - SottoSistema di Bordo Appendice B - Requisiti di
Architettura, Interfaccia, Ambiente e RAMS
SCMT Codifica: RFI TC.PATC SR CM 03 M 69 F FOGLIO
132 di 138
Parametro
DEFINITION OF THE DERATING FACTOR R
Valore alternativo
MAX R
NOTE: The locus of the I-V operation shall fall within the safe operating area
(including second breakdown) calculated at actual junction temperature with a safety
margin not less than 20% for worst-case circuit operating condition.
DIGITAL INTEGRATED CIRCUITS
ACTUAL MAXIMUM SUPPLY VOLTAGE
R =
RATEDMAXIMUM SUPPLY VOLTAGE
Except for I.C. with a fixed supply voltage (e.g. TTL)
ACTUAL MAX OUTPUT CURRENT
R =
RATED OUTPUT CURRENT AT 85°
C
Not applicable to single fan-out devices
ACTUAL MEAN POWERDISSIPATIO N
R =
RATEDMEAN POWERDISSIPATIO N AT 85°
C
0.8
0.8
0.8
PROPAGATIO N DELAYSTO BEUSEDIN DESIGNCALCULATION
RATEDMAXPROPAGATION DELAY OVERTEMPERATURE RANGE
= 1.1
MAXIMUM SUPPLY VOLTAGE TOLLERANCE ± 3%
MAXIMUM JUNCTION TEMPERATURE 110°C
ISOLATION DEVICES (E.G. OPTOISOLATORS, TRANSFORMERS, ECC.
ACTUAL PEAK OPERATING VOLTAGE
0.3
R =
RATEDPEAK INSULATION VOLTAGE
LINEAR INTEGRATED CIRCUITS
ACTUAL MAXIMUM SUPPLY VOLTAGE
R =
RATEDMAXIMUM SUPPLY VOLTAGE
Except for I.C. with a fixed supply voltage (e.g. TTL)
ACTUAL MAX OUTPUT CURRENT
R =
RATED OUTPUT CURRENT AT 85°
C
ACTUAL MEAN POWERDISSIPATIO N
R =
RATEDMEAN POWERDISSIPATIO N AT 85°
C
GAIN, GBWP, ETC.
TO BEUSEDIN DESIGN CALCULATIO N
RATED VALUES OVER TEMPERATURE RANGE
0.8
0.8
0.8
= 0.85