SN74ALS688NSR vs SN54ALS520FK feature comparison

SN74ALS688NSR Texas Instruments

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SN54ALS520FK Texas Instruments

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Pbfree Code Yes
Rohs Code Yes No
Part Life Cycle Code Active Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC TEXAS INSTRUMENTS INC
Part Package Code SOIC QLCC
Package Description GREEN, PLASTIC, SOP-20 QCCN, LCC20,.35SQ
Pin Count 20 20
Reach Compliance Code compliant not_compliant
ECCN Code EAR99
HTS Code 8542.39.00.01 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Additional Feature CASCADABLE WITH PULL-UP RESISTORS ON B INPUTS; CASCADABLE
Family ALS ALS
JESD-30 Code R-PDSO-G20 S-CQCC-N20
JESD-609 Code e4
Length 12.6 mm 8.89 mm
Load Capacitance (CL) 50 pF 50 pF
Logic IC Type IDENTITY COMPARATOR IDENTITY COMPARATOR
Max I(ol) 0.024 A
Moisture Sensitivity Level 1
Number of Bits 8 8
Number of Functions 8 1
Number of Terminals 20 20
Operating Temperature-Max 70 °C 125 °C
Operating Temperature-Min -55 °C
Output Polarity INVERTED INVERTED
Package Body Material PLASTIC/EPOXY CERAMIC, METAL-SEALED COFIRED
Package Code SOP QCCN
Package Equivalence Code SOP20,.3 LCC20,.35SQ
Package Shape RECTANGULAR SQUARE
Package Style SMALL OUTLINE CHIP CARRIER
Packing Method TR
Peak Reflow Temperature (Cel) 260 NOT SPECIFIED
Power Supply Current-Max (ICC) 19 mA 19 mA
Prop. Delay@Nom-Sup 22 ns
Propagation Delay (tpd) 20 ns 25 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 2 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 Finish Nickel/Palladium/Gold (Ni/Pd/Au)
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 5.3 mm 8.89 mm
Base Number Matches 3 1

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