54LS279LMQB
vs
HD74LS279P
feature comparison
| Part Life Cycle Code |
Obsolete
|
Transferred
|
| Ihs Manufacturer |
NATIONAL SEMICONDUCTOR CORP
|
HITACHI LTD
|
| Package Description |
CERAMIC, LCC-20
|
DIP, DIP16,.3
|
| Reach Compliance Code |
unknown
|
unknown
|
| Additional Feature |
WITH DUAL S INPUT FOR TWO FUNCTIONS
|
|
| Family |
LS
|
LS
|
| JESD-30 Code |
S-CQCC-N20
|
R-PDIP-T16
|
| Length |
8.89 mm
|
19.2 mm
|
| Load Capacitance (CL) |
50 pF
|
|
| Logic IC Type |
R-S LATCH
|
R-S LATCH
|
| Max I(ol) |
0.004 A
|
0.008 A
|
| Number of Bits |
2
|
2
|
| Number of Functions |
4
|
4
|
| Number of Terminals |
20
|
16
|
| Operating Temperature-Max |
125 °C
|
75 °C
|
| Operating Temperature-Min |
-55 °C
|
-20 °C
|
| Output Polarity |
TRUE
|
TRUE
|
| Package Body Material |
CERAMIC, METAL-SEALED COFIRED
|
PLASTIC/EPOXY
|
| Package Code |
QCCN
|
DIP
|
| Package Equivalence Code |
LCC20,.35SQ
|
DIP16,.3
|
| Package Shape |
SQUARE
|
RECTANGULAR
|
| Package Style |
CHIP CARRIER
|
IN-LINE
|
| Power Supply Current-Max (ICC) |
7 mA
|
7 mA
|
| Prop. Delay@Nom-Sup |
27 ns
|
27 ns
|
| Propagation Delay (tpd) |
33 ns
|
27 ns
|
| Qualification Status |
Not Qualified
|
Not Qualified
|
| Screening Level |
38535Q/M;38534H;883B
|
|
| Seated Height-Max |
1.905 mm
|
5.06 mm
|
| Supply Voltage-Max (Vsup) |
5.5 V
|
|
| Supply Voltage-Min (Vsup) |
4.5 V
|
|
| Supply Voltage-Nom (Vsup) |
5 V
|
5 V
|
| Surface Mount |
YES
|
NO
|
| Technology |
TTL
|
TTL
|
| Temperature Grade |
MILITARY
|
COMMERCIAL EXTENDED
|
| Terminal Form |
NO LEAD
|
THROUGH-HOLE
|
| Terminal Pitch |
1.27 mm
|
2.54 mm
|
| Terminal Position |
QUAD
|
DUAL
|
| Trigger Type |
LOW LEVEL
|
LOW LEVEL
|
| Width |
8.89 mm
|
7.62 mm
|
| Base Number Matches |
3
|
2
|
| Rohs Code |
|
Yes
|
| Part Package Code |
|
DIP
|
| Pin Count |
|
16
|
| HTS Code |
|
8542.39.00.01
|
|
|
|
Compare 54LS279LMQB with alternatives
Compare HD74LS279P with alternatives