MM74HC521N
vs
SN54LS683FK
feature comparison
| Part Life Cycle Code |
Obsolete
|
Obsolete
|
| Ihs Manufacturer |
FAIRCHILD SEMICONDUCTOR CORP
|
TEXAS INSTRUMENTS INC
|
| Part Package Code |
DIP
|
|
| Package Description |
DIP-20
|
QCCN, LCC20,.35SQ
|
| Pin Count |
20
|
|
| Reach Compliance Code |
unknown
|
not_compliant
|
| HTS Code |
8542.39.00.01
|
8542.39.00.01
|
| Additional Feature |
CASCADABLE
|
WITH PULL-UP RESISTORS ON B INPUTS; WITH A = B & A > B OUTPUTS
|
| Family |
HC/UH
|
LS
|
| JESD-30 Code |
R-PDIP-T20
|
S-CQCC-N20
|
| Length |
26.075 mm
|
8.89 mm
|
| Logic IC Type |
IDENTITY COMPARATOR
|
MAGNITUDE COMPARATOR
|
| Number of Bits |
8
|
8
|
| Number of Functions |
1
|
1
|
| Number of Terminals |
20
|
20
|
| Operating Temperature-Max |
85 °C
|
125 °C
|
| Operating Temperature-Min |
-40 °C
|
-55 °C
|
| Output Polarity |
INVERTED
|
INVERTED
|
| Package Body Material |
PLASTIC/EPOXY
|
CERAMIC, METAL-SEALED COFIRED
|
| Package Code |
DIP
|
QCCN
|
| Package Equivalence Code |
DIP20,.3
|
LCC20,.35SQ
|
| Package Shape |
RECTANGULAR
|
SQUARE
|
| Package Style |
IN-LINE
|
CHIP CARRIER
|
| Propagation Delay (tpd) |
44 ns
|
35 ns
|
| Qualification Status |
Not Qualified
|
Not Qualified
|
| Seated Height-Max |
5.08 mm
|
2.03 mm
|
| Supply Voltage-Max (Vsup) |
6 V
|
5.5 V
|
| Supply Voltage-Min (Vsup) |
2 V
|
4.5 V
|
| Supply Voltage-Nom (Vsup) |
5 V
|
5 V
|
| Surface Mount |
NO
|
YES
|
| Technology |
CMOS
|
TTL
|
| Temperature Grade |
INDUSTRIAL
|
MILITARY
|
| Terminal Form |
THROUGH-HOLE
|
NO LEAD
|
| Terminal Pitch |
2.54 mm
|
1.27 mm
|
| Terminal Position |
DUAL
|
QUAD
|
| Width |
7.62 mm
|
8.89 mm
|
| Base Number Matches |
1
|
1
|
| Pbfree Code |
|
No
|
| Rohs Code |
|
No
|
| Load Capacitance (CL) |
|
45 pF
|
| Output Characteristics |
|
OPEN-COLLECTOR
|
| Peak Reflow Temperature (Cel) |
|
NOT SPECIFIED
|
| Power Supply Current-Max (ICC) |
|
70 mA
|
| Time@Peak Reflow Temperature-Max (s) |
|
NOT SPECIFIED
|
|
|
|
Compare MM74HC521N with alternatives
Compare SN54LS683FK with alternatives