SN74ALS666DWR vs SN54ALS666FK feature comparison

SN74ALS666DWR Texas Instruments

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SN54ALS666FK Texas Instruments

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Pbfree Code No
Rohs Code Yes No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC TEXAS INSTRUMENTS INC
Part Package Code SOIC
Package Description GREEN, PLASTIC, SOIC-24 QCCN, LCC28,.45SQ
Pin Count 24
Reach Compliance Code unknown not_compliant
HTS Code 8542.39.00.01 8542.39.00.01
Additional Feature WITH CLEAR AND PRESET; WITH DUAL OUTPUT ENABLE; WITH READ-BACK WITH CLEAR AND PRESET; WITH DUAL OUTPUT ENABLE; WITH READ-BACK
Family ALS ALS
JESD-30 Code R-PDSO-G24 S-CQCC-N28
Length 15.4 mm 11.43 mm
Load Capacitance (CL) 50 pF 50 pF
Logic IC Type BUS DRIVER BUS DRIVER
Max I(ol) 0.024 A
Number of Bits 8 8
Number of Functions 1 1
Number of Ports 2 2
Number of Terminals 24 28
Operating Temperature-Max 70 °C 125 °C
Operating Temperature-Min -55 °C
Output Characteristics 3-STATE 3-STATE
Output Polarity TRUE TRUE
Package Body Material PLASTIC/EPOXY CERAMIC, METAL-SEALED COFIRED
Package Code SOP QCCN
Package Equivalence Code SOP24,.4 LCC28,.45SQ
Package Shape RECTANGULAR SQUARE
Package Style SMALL OUTLINE CHIP CARRIER
Packing Method TR
Peak Reflow Temperature (Cel) NOT SPECIFIED NOT SPECIFIED
Power Supply Current-Max (ICC) 73 mA 73 mA
Prop. Delay@Nom-Sup 18 ns
Propagation Delay (tpd) 27 ns 32 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 2.65 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 TTL TTL
Temperature Grade COMMERCIAL MILITARY
Terminal Form GULL WING NO LEAD
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL QUAD
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED NOT SPECIFIED
Width 7.5 mm 11.43 mm
Base Number Matches 1 1

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