SN74ALS521J vs SN74ALS688N feature comparison

SN74ALS521J Texas Instruments

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SN74ALS688N Texas Instruments

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Rohs Code No No
Part Life Cycle Code Obsolete Active
Ihs Manufacturer TEXAS INSTRUMENTS INC TEXAS INSTRUMENTS INC
Package Description DIP, DIP20,.3 0.300 INCH, PLASTIC, DIP-20
Reach Compliance Code not_compliant compliant
HTS Code 8542.39.00.01 8542.39.00.01
JESD-30 Code R-XDIP-T20 R-PDIP-T20
Logic IC Type IDENTITY COMPARATOR IDENTITY COMPARATOR
Number of Terminals 20 20
Operating Temperature-Max 70 °C 70 °C
Operating Temperature-Min
Package Body Material CERAMIC PLASTIC/EPOXY
Package Code DIP DIP
Package Equivalence Code DIP20,.3 DIP20,.3
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE IN-LINE
Qualification Status Not Qualified Not Qualified
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount NO NO
Technology TTL TTL
Temperature Grade COMMERCIAL COMMERCIAL
Terminal Form THROUGH-HOLE THROUGH-HOLE
Terminal Pitch 2.54 mm 2.54 mm
Terminal Position DUAL DUAL
Base Number Matches 1 1
Part Package Code DIP
Pin Count 20
ECCN Code EAR99
Samacsys Manufacturer Texas Instruments
Additional Feature CASCADABLE
Family ALS
JESD-609 Code e4
Length 24.325 mm
Load Capacitance (CL) 50 pF
Max I(ol) 0.024 A
Number of Bits 8
Number of Functions 8
Output Polarity INVERTED
Packing Method TUBE
Power Supply Current-Max (ICC) 19 mA
Prop. Delay@Nom-Sup 22 ns
Propagation Delay (tpd) 20 ns
Seated Height-Max 5.08 mm
Supply Voltage-Max (Vsup) 5.5 V
Supply Voltage-Min (Vsup) 4.5 V
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Width 7.62 mm

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