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SN54/74LS266 QUAD 2-INPUT EXCLUSIVE NOR GATE
QUAD 2-INPUT EXCLUSIVE NOR GATE
LOW POWER SCHOTTKY
VCC 14
13
12 *
11
10 *
9
8 J SUFFIX CERAMIC CASE 632-08
14 1
* 1 2 3 4
* 5 6 7 GND
* OPEN COLLECTOR OUTPUTS
14 1
N SUFFIX PLASTIC CASE 646-06
TRUTH TABLE
IN A L L H H B L H L H OUT Z H L L H
14 1
D SUFFIX SOIC CASE 751A-02
ORDERING INFORMATION
SN54LSXXXJ SN74LSXXXN SN74LSXXXD Ceramic Plastic SOIC
GUARANTEED OPERATING RANGES
Symbol VCC TA VOH IOL Supply Voltage Operating Ambient Temperature Range Output Voltage -- High Output Current -- Low Parameter 54 74 54 74 54, 74 54 74 Min 4.5 4.75 - 55 0 Typ 5.0 5.0 25 25 Max 5.5 5.25 125 70 5.5 4.0 8.0 Unit V C V mA
FAST AND LS TTL DATA 5-1
SN54/74LS266
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Limits Symbol S bl VIH VIL VIK VOH VOL Parameter P Input HIGH Voltage 54 Input LOW Voltage 74 Input Clamp Diode Voltage Output HIGH Voltage Output LOW Voltage 74 Input HIGH Current 0.2 Input LOW Current Power Supply Current -0.8 13 0.35 0.5 40 IIH IIL ICC V A mA mA mA 54, 74 54, 74 0.25 - 0.65 0.8 - 1.5 100 0.4 V A V Min 2.0 0.7 V Typ Max Unit Ui V Test C di i T Conditions Guaranteed Input HIGH Voltage for All Inputs Guaranteed Input LOW Voltage for p g All Inputs VCC = MIN, IIN = - 18 mA VCC = MIN, VOH = MAX IOL = 4.0 mA IOL = 8.0 mA VCC = VCC MIN, VIN = VIL or VIH per Truth Table
VCC = MAX, VIN = 2.7 V VCC = MAX, VIN = 7.0 V VCC = MAX, VIN = 0.4 V VCC = MAX
AC CHARACTERISTICS (TA = 25C)
Limits Symbol S bl tPLH tPHL tPLH tPHL Parameter P Propagation Delay, Other Input LOW Propagation Delay, Other Input HIGH Min Typ 18 18 18 18 Max 30 30 30 30 Unit Ui ns ns VCC = 5.0 V CL = 15 pF, RL = 2.0 k Test C di i T Conditions
FAST AND LS TTL DATA 5-2

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