74AC646QCX
vs
74AC818QCX
feature comparison
All Stats
Differences Only
Part Life Cycle Code
Obsolete
Obsolete
Ihs Manufacturer
NATIONAL SEMICONDUCTOR CORP
FAIRCHILD SEMICONDUCTOR CORP
Part Package Code
QLCC
QLCC
Package Description
QCCJ,
QCCJ,
Pin Count
28
28
Reach Compliance Code
unknown
unknown
HTS Code
8542.39.00.01
8542.39.00.01
Additional Feature
WITH DIRECTION CONTROL
SCANNABLE
Family
AC
AC
JESD-30 Code
S-PQCC-J28
S-PQCC-J28
Length
11.43 mm
11.5062 mm
Load Capacitance (CL)
50 pF
Logic IC Type
REGISTERED BUS TRANSCEIVER
BUS DRIVER
Max I(ol)
0.024 A
Number of Bits
8
Number of Functions
1
1
Number of Ports
2
2
Number of Terminals
28
28
Operating Temperature-Max
85 °C
85 °C
Operating Temperature-Min
-40 °C
-40 °C
Output Characteristics
3-STATE
Output Polarity
TRUE
Package Body Material
PLASTIC/EPOXY
PLASTIC/EPOXY
Package Code
QCCJ
QCCJ
Package Equivalence Code
LDCC28,.5SQ
LDCC28,.5SQ
Package Shape
SQUARE
SQUARE
Package Style
CHIP CARRIER
CHIP CARRIER
Propagation Delay (tpd)
16 ns
Qualification Status
Not Qualified
Not Qualified
Seated Height-Max
4.57 mm
4.57 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
INDUSTRIAL
INDUSTRIAL
Terminal Form
J BEND
J BEND
Terminal Pitch
1.27 mm
1.27 mm
Terminal Position
QUAD
QUAD
Width
11.43 mm
11.5062 mm
Base Number Matches
1
1
Compare 74AC646QCX with alternatives
Compare 74AC818QCX with alternatives