SN54ALS646FK
vs
DM74ALS646WMX
feature comparison
| Rohs Code |
No
|
No
|
| Part Life Cycle Code |
Obsolete
|
Transferred
|
| Ihs Manufacturer |
TEXAS INSTRUMENTS INC
|
NATIONAL SEMICONDUCTOR CORP
|
| Part Package Code |
QFN
|
|
| Package Description |
QCCN, LCC28,.45SQ
|
0.300 INCH, PLASTIC, SOIC-24
|
| Pin Count |
28
|
|
| Reach Compliance Code |
not_compliant
|
compliant
|
| HTS Code |
8542.39.00.01
|
|
| Additional Feature |
DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIME DATA
|
DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIME DATA
|
| Control Type |
INDEPENDENT CONTROL
|
INDEPENDENT CONTROL
|
| Count Direction |
BIDIRECTIONAL
|
BIDIRECTIONAL
|
| Family |
ALS
|
ALS
|
| JESD-30 Code |
S-CQCC-N28
|
R-PDSO-G24
|
| Length |
11.43 mm
|
15.4 mm
|
| Load Capacitance (CL) |
50 pF
|
50 pF
|
| Logic IC Type |
REGISTERED BUS TRANSCEIVER
|
REGISTERED BUS TRANSCEIVER
|
| Max I(ol) |
0.012 A
|
0.024 A
|
| Number of Bits |
8
|
8
|
| Number of Functions |
1
|
1
|
| Number of Ports |
2
|
2
|
| Number of Terminals |
28
|
24
|
| Operating Temperature-Max |
125 °C
|
70 °C
|
| Operating Temperature-Min |
-55 °C
|
|
| Output Characteristics |
3-STATE
|
3-STATE
|
| Output Polarity |
TRUE
|
TRUE
|
| Package Body Material |
CERAMIC, METAL-SEALED COFIRED
|
PLASTIC/EPOXY
|
| Package Code |
QCCN
|
SOP
|
| Package Equivalence Code |
LCC28,.45SQ
|
SOP24,.4
|
| Package Shape |
SQUARE
|
RECTANGULAR
|
| Package Style |
CHIP CARRIER
|
SMALL OUTLINE
|
| Peak Reflow Temperature (Cel) |
NOT SPECIFIED
|
|
| Power Supply Current-Max (ICC) |
88 mA
|
88 mA
|
| Propagation Delay (tpd) |
20 ns
|
17 ns
|
| Qualification Status |
Not Qualified
|
Not Qualified
|
| Seated Height-Max |
2.03 mm
|
2.65 mm
|
| Supply Voltage-Max (Vsup) |
5.5 V
|
5.5 V
|
| Supply Voltage-Min (Vsup) |
4.5 V
|
4.5 V
|
| Supply Voltage-Nom (Vsup) |
5 V
|
5 V
|
| Surface Mount |
YES
|
YES
|
| Technology |
TTL
|
TTL
|
| Temperature Grade |
MILITARY
|
COMMERCIAL
|
| Terminal Form |
NO LEAD
|
GULL WING
|
| Terminal Pitch |
1.27 mm
|
1.27 mm
|
| Terminal Position |
QUAD
|
DUAL
|
| Time@Peak Reflow Temperature-Max (s) |
NOT SPECIFIED
|
|
| Trigger Type |
POSITIVE EDGE
|
POSITIVE EDGE
|
| Width |
11.43 mm
|
7.5 mm
|
| Base Number Matches |
1
|
4
|
| JESD-609 Code |
|
e0
|
| Packing Method |
|
TR
|
| Terminal Finish |
|
Tin/Lead (Sn/Pb)
|
|
|
|
Compare SN54ALS646FK with alternatives