SN54ALS646FK vs SN74ALS646-1FN feature comparison

SN54ALS646FK Texas Instruments

Buy Now Datasheet

SN74ALS646-1FN Texas Instruments

Buy Now Datasheet
Rohs Code No No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC TEXAS INSTRUMENTS INC
Part Package Code QFN
Package Description QCCN, LCC28,.45SQ QCCJ, LDCC28,.5SQ
Pin Count 28
Reach Compliance Code not_compliant not_compliant
HTS Code 8542.39.00.01 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 S-PQCC-J28
Length 11.43 mm 11.5062 mm
Load Capacitance (CL) 50 pF 50 pF
Logic IC Type REGISTERED BUS TRANSCEIVER REGISTERED BUS TRANSCEIVER
Max I(ol) 0.012 A 0.048 A
Number of Bits 8 8
Number of Functions 1 1
Number of Ports 2 2
Number of Terminals 28 28
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 QCCJ
Package Equivalence Code LCC28,.45SQ LDCC28,.5SQ
Package Shape SQUARE SQUARE
Package Style CHIP CARRIER CHIP CARRIER
Peak Reflow Temperature (Cel) NOT SPECIFIED 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 4.57 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 J BEND
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position QUAD QUAD
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED NOT SPECIFIED
Trigger Type POSITIVE EDGE POSITIVE EDGE
Width 11.43 mm 11.5062 mm
Base Number Matches 1 2

Compare SN54ALS646FK with alternatives

Compare SN74ALS646-1FN with alternatives