MM54HC244E
vs
SN54HC244FK
feature comparison
| Rohs Code |
No
|
|
| Part Life Cycle Code |
Obsolete
|
Obsolete
|
| Ihs Manufacturer |
NATIONAL SEMICONDUCTOR CORP
|
TEXAS INSTRUMENTS INC
|
| Package Description |
QCCN, LCC20,.35SQ
|
QCCN, LCC20,.35SQ
|
| Reach Compliance Code |
unknown
|
unknown
|
| HTS Code |
8542.39.00.01
|
8542.39.00.01
|
| Control Type |
ENABLE LOW
|
ENABLE LOW
|
| Family |
HC/UH
|
HC/UH
|
| JESD-30 Code |
S-CQCC-N20
|
S-CQCC-N20
|
| JESD-609 Code |
e0
|
|
| Length |
8.89 mm
|
8.89 mm
|
| Load Capacitance (CL) |
50 pF
|
150 pF
|
| Logic IC Type |
BUS DRIVER
|
BUS DRIVER
|
| Number of Bits |
4
|
4
|
| Number of Functions |
2
|
2
|
| Number of Ports |
2
|
2
|
| Number of Terminals |
20
|
20
|
| Operating Temperature-Max |
125 °C
|
125 °C
|
| Operating Temperature-Min |
-55 °C
|
-55 °C
|
| Output Characteristics |
3-STATE
|
3-STATE
|
| Output Polarity |
TRUE
|
TRUE
|
| Package Body Material |
CERAMIC, METAL-SEALED COFIRED
|
CERAMIC, METAL-SEALED COFIRED
|
| Package Code |
QCCN
|
QCCN
|
| Package Equivalence Code |
LCC20,.35SQ
|
LCC20,.35SQ
|
| Package Shape |
SQUARE
|
SQUARE
|
| Package Style |
CHIP CARRIER
|
CHIP CARRIER
|
| Propagation Delay (tpd) |
34 ns
|
245 ns
|
| Qualification Status |
Not Qualified
|
Not Qualified
|
| Seated Height-Max |
1.905 mm
|
2.03 mm
|
| Supply Voltage-Max (Vsup) |
6 V
|
6 V
|
| Supply Voltage-Min (Vsup) |
2 V
|
2 V
|
| Supply Voltage-Nom (Vsup) |
5 V
|
5 V
|
| Surface Mount |
YES
|
YES
|
| Technology |
CMOS
|
CMOS
|
| Temperature Grade |
MILITARY
|
MILITARY
|
| Terminal Finish |
TIN LEAD
|
|
| Terminal Form |
NO LEAD
|
NO LEAD
|
| Terminal Pitch |
1.27 mm
|
1.27 mm
|
| Terminal Position |
QUAD
|
QUAD
|
| Width |
8.89 mm
|
8.89 mm
|
| Base Number Matches |
2
|
2
|
| Part Package Code |
|
QFN
|
| Pin Count |
|
20
|
| Max I(ol) |
|
0.006 A
|
| Prop. Delay@Nom-Sup |
|
34 ns
|
|
|
|
Compare MM54HC244E with alternatives
Compare SN54HC244FK with alternatives