74ALS646N vs 74ALS646-1N feature comparison

74ALS646N Philips Semiconductors

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74ALS646-1N NXP Semiconductors

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Rohs Code No
Part Life Cycle Code Transferred Obsolete
Ihs Manufacturer PHILIPS SEMICONDUCTORS NXP SEMICONDUCTORS
Package Description DIP, DIP24,.3 DIP,
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01 8542.39.00.01
Control Type INDEPENDENT CONTROL
Count Direction BIDIRECTIONAL
JESD-30 Code R-PDIP-T24 R-PDIP-T24
JESD-609 Code e0
Logic IC Type REGISTERED BUS TRANSCEIVER REGISTERED BUS TRANSCEIVER
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 24
Operating Temperature-Max 70 °C 70 °C
Operating Temperature-Min
Output Characteristics 3-STATE 3-STATE
Output Polarity TRUE TRUE
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code DIP DIP
Package Equivalence Code DIP24,.3 DIP24,.3
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE IN-LINE
Power Supply Current-Max (ICC) 78 mA 78 mA
Prop. Delay@Nom-Sup 9 ns
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 Finish Tin/Lead (Sn/Pb)
Terminal Form THROUGH-HOLE THROUGH-HOLE
Terminal Pitch 2.54 mm 2.54 mm
Terminal Position DUAL DUAL
Trigger Type POSITIVE EDGE
Base Number Matches 2 2
Part Package Code DIP
Pin Count 24
Additional Feature DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED/REAL TIME DATA
Family ALS
Length 31.7 mm
Load Capacitance (CL) 50 pF
Propagation Delay (tpd) 13 ns
Seated Height-Max 4.7 mm
Supply Voltage-Max (Vsup) 5.5 V
Supply Voltage-Min (Vsup) 4.5 V
Width 7.62 mm

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