SN74HCT257DE4
vs
SN54ALS157AFK
feature comparison
| Pbfree Code |
Yes
|
|
| Rohs Code |
Yes
|
No
|
| Part Life Cycle Code |
Obsolete
|
Obsolete
|
| Ihs Manufacturer |
TEXAS INSTRUMENTS INC
|
TEXAS INSTRUMENTS INC
|
| Part Package Code |
SOIC
|
QFN
|
| Package Description |
GREEN, PLASTIC, SOIC-16
|
QCCN, LCC20,.35SQ
|
| Pin Count |
16
|
20
|
| Reach Compliance Code |
unknown
|
not_compliant
|
| HTS Code |
8542.39.00.01
|
8542.39.00.01
|
| Family |
HCT
|
ALS
|
| JESD-30 Code |
R-PDSO-G16
|
S-CQCC-N20
|
| JESD-609 Code |
e4
|
|
| Length |
9.9 mm
|
8.89 mm
|
| Load Capacitance (CL) |
50 pF
|
50 pF
|
| Logic IC Type |
MULTIPLEXER
|
MULTIPLEXER
|
| Max I(ol) |
0.006 A
|
0.004 A
|
| Moisture Sensitivity Level |
1
|
|
| Number of Functions |
4
|
4
|
| Number of Inputs |
2
|
2
|
| Number of Outputs |
1
|
1
|
| Number of Terminals |
16
|
20
|
| Operating Temperature-Max |
85 °C
|
125 °C
|
| Operating Temperature-Min |
-40 °C
|
-55 °C
|
| Output Characteristics |
3-STATE
|
|
| Output Polarity |
TRUE
|
TRUE
|
| Package Body Material |
PLASTIC/EPOXY
|
CERAMIC, METAL-SEALED COFIRED
|
| Package Code |
SOP
|
QCCN
|
| Package Equivalence Code |
SOP16,.25
|
LCC20,.35SQ
|
| Package Shape |
RECTANGULAR
|
SQUARE
|
| Package Style |
SMALL OUTLINE
|
CHIP CARRIER
|
| Packing Method |
TUBE
|
|
| Peak Reflow Temperature (Cel) |
260
|
NOT SPECIFIED
|
| Prop. Delay@Nom-Sup |
38 ns
|
28 ns
|
| Propagation Delay (tpd) |
48 ns
|
20 ns
|
| Qualification Status |
Not Qualified
|
Not Qualified
|
| Seated Height-Max |
1.75 mm
|
2.03 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 |
CMOS
|
TTL
|
| Temperature Grade |
INDUSTRIAL
|
MILITARY
|
| Terminal Finish |
NICKEL PALLADIUM GOLD
|
|
| Terminal Form |
GULL WING
|
NO LEAD
|
| Terminal Pitch |
1.27 mm
|
1.27 mm
|
| Terminal Position |
DUAL
|
QUAD
|
| Time@Peak Reflow Temperature-Max (s) |
30
|
NOT SPECIFIED
|
| Width |
3.9 mm
|
8.89 mm
|
| Base Number Matches |
1
|
1
|
| Power Supply Current-Max (ICC) |
|
11 mA
|
|
|
|
Compare SN74HCT257DE4 with alternatives
Compare SN54ALS157AFK with alternatives