74AC521LCQR
vs
74F401QCQR
feature comparison
| Part Life Cycle Code |
Obsolete
|
Obsolete
|
| Ihs Manufacturer |
NATIONAL SEMICONDUCTOR CORP
|
NATIONAL SEMICONDUCTOR CORP
|
| Part Package Code |
QLCC
|
QFN
|
| Package Description |
QCCN,
|
QCCJ,
|
| Pin Count |
20
|
20
|
| Reach Compliance Code |
unknown
|
unknown
|
| HTS Code |
8542.39.00.01
|
8542.39.00.01
|
| Additional Feature |
CASCADABLE
|
8 SELECTABLE POLYNOMIALS
|
| Family |
AC
|
F/FAST
|
| JESD-30 Code |
S-CQCC-N20
|
S-PQCC-J20
|
| Length |
8.89 mm
|
8.89 mm
|
| Load Capacitance (CL) |
50 pF
|
|
| Logic IC Type |
IDENTITY COMPARATOR
|
CRC GENERATOR CIRCUIT
|
| Number of Bits |
8
|
1
|
| Number of Functions |
1
|
1
|
| Number of Terminals |
20
|
20
|
| Operating Temperature-Max |
85 °C
|
70 °C
|
| Operating Temperature-Min |
-40 °C
|
|
| Output Polarity |
INVERTED
|
|
| Package Body Material |
CERAMIC, METAL-SEALED COFIRED
|
PLASTIC/EPOXY
|
| Package Code |
QCCN
|
QCCJ
|
| Package Shape |
SQUARE
|
SQUARE
|
| Package Style |
CHIP CARRIER
|
CHIP CARRIER
|
| Power Supply Current-Max (ICC) |
0.04 mA
|
|
| Propagation Delay (tpd) |
12.5 ns
|
11 ns
|
| Qualification Status |
Not Qualified
|
Not Qualified
|
| Seated Height-Max |
1.905 mm
|
4.57 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 |
YES
|
YES
|
| Technology |
CMOS
|
TTL
|
| Temperature Grade |
INDUSTRIAL
|
COMMERCIAL
|
| Terminal Form |
NO LEAD
|
J BEND
|
| Terminal Pitch |
1.27 mm
|
1.27 mm
|
| Terminal Position |
QUAD
|
QUAD
|
| Width |
8.89 mm
|
8.89 mm
|
| Base Number Matches |
2
|
2
|
|
|
|
Compare 74AC521LCQR with alternatives
Compare 74F401QCQR with alternatives