MM54HCT149J
vs
MM74HC181WM
feature comparison
Rohs Code |
No
|
No
|
Part Life Cycle Code |
Obsolete
|
Obsolete
|
Ihs Manufacturer |
NATIONAL SEMICONDUCTOR CORP
|
NATIONAL SEMICONDUCTOR CORP
|
Package Description |
DIP, DIP20,.3
|
PLASTIC, SO-24
|
Reach Compliance Code |
unknown
|
unknown
|
HTS Code |
8542.39.00.01
|
|
Additional Feature |
8 TO 8 LINE PRIORITY ENCODER; CASCADABLE
|
CAPABLE OF 16 LOGIC & ARITHMETIC OPERATIONS; INTERNAL CARRY AND HIGHER ORDER LOOKAHEAD
|
Family |
HCT
|
HC/UH
|
JESD-30 Code |
R-GDIP-T20
|
R-PDSO-G24
|
JESD-609 Code |
e0
|
e0
|
Length |
24.51 mm
|
15.34 mm
|
Load Capacitance (CL) |
50 pF
|
50 pF
|
Logic IC Type |
ENCODER
|
ARITHMETIC LOGIC UNIT
|
Number of Bits |
8
|
4
|
Number of Functions |
1
|
1
|
Number of Terminals |
20
|
24
|
Operating Temperature-Max |
125 °C
|
85 °C
|
Operating Temperature-Min |
-55 °C
|
-40 °C
|
Package Body Material |
CERAMIC, GLASS-SEALED
|
PLASTIC/EPOXY
|
Package Code |
DIP
|
SOP
|
Package Equivalence Code |
DIP20,.3
|
SOP24,.4
|
Package Shape |
RECTANGULAR
|
RECTANGULAR
|
Package Style |
IN-LINE
|
SMALL OUTLINE
|
Propagation Delay (tpd) |
60 ns
|
63 ns
|
Qualification Status |
Not Qualified
|
Not Qualified
|
Seated Height-Max |
5.08 mm
|
2.642 mm
|
Supply Voltage-Max (Vsup) |
5.5 V
|
6 V
|
Supply Voltage-Min (Vsup) |
4.5 V
|
2 V
|
Supply Voltage-Nom (Vsup) |
5 V
|
5 V
|
Surface Mount |
NO
|
YES
|
Technology |
CMOS
|
CMOS
|
Temperature Grade |
MILITARY
|
INDUSTRIAL
|
Terminal Finish |
TIN LEAD
|
Tin/Lead (Sn/Pb)
|
Terminal Form |
THROUGH-HOLE
|
GULL WING
|
Terminal Pitch |
2.54 mm
|
1.27 mm
|
Terminal Position |
DUAL
|
DUAL
|
Width |
7.62 mm
|
7.5 mm
|
Base Number Matches |
3
|
3
|
|
|
|
Compare MM54HCT149J with alternatives
Compare MM74HC181WM with alternatives