SN54/74LS266
QUAD 2-INPUT EXCLUSIVE NOR GATE
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QUAD 2-INPUT |
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EXCLUSIVE NOR GATE |
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LOW POWER SCHOTTKY |
VCC |
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14 |
13 |
12 |
11 |
10 |
9 |
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J SUFFIX |
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CERAMIC |
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CASE 632-08 |
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14 |
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1 |
1 |
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5 |
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7 |
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GND |
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OPEN |
COLLECTOR |
OUTPUTS |
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N SUFFIX |
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PLASTIC |
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14 |
CASE 646-06 |
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TRUTH TABLE |
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1 |
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IN |
OUT |
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A |
B |
Z |
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L |
L |
H |
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D SUFFIX |
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L |
H |
L |
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14 |
SOIC |
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H |
L |
L |
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CASE 751A-02 |
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1 |
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H |
H |
H |
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ORDERING INFORMATION |
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SN54LSXXXJ |
Ceramic |
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SN74LSXXXN |
Plastic |
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SN74LSXXXD |
SOIC |
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GUARANTEED OPERATING RANGES |
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Symbol |
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Parameter |
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Min |
Typ |
Max |
Unit |
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VCC |
Supply Voltage |
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54 |
4.5 |
5.0 |
5.5 |
V |
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74 |
4.75 |
5.0 |
5.25 |
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TA |
Operating Ambient Temperature Range |
54 |
± 55 |
25 |
125 |
°C |
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74 |
0 |
25 |
70 |
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VOH |
Output Voltage Ð High |
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54, 74 |
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5.5 |
V |
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IOL |
Output Current Ð Low |
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54 |
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4.0 |
mA |
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74 |
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8.0 |
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FAST AND LS TTL DATA
5-443
SN54/74LS266
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
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Limits |
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Symbol |
Parameter |
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Min |
Typ |
Max |
Unit |
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Test Conditions |
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VIH |
Input HIGH Voltage |
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2.0 |
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V |
Guaranteed Input HIGH Voltage for |
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All Inputs |
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VIL |
Input LOW Voltage |
54 |
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0.7 |
V |
Guaranteed Input LOW Voltage for |
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74 |
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0.8 |
All Inputs |
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VIK |
Input Clamp Diode Voltage |
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± 0.65 |
± 1.5 |
V |
VCC = MIN, IIN = ±18 mA |
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VOH |
Output HIGH Voltage |
54, 74 |
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100 |
μA |
VCC = MIN, VOH = MAX |
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54, 74 |
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0.25 |
0.4 |
V |
I = 4.0 mA |
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VCC = VCC MIN, |
VOL |
Output LOW Voltage |
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OL |
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VIN = VIL or VIH |
74 |
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0.35 |
0.5 |
V |
IOL = 8.0 mA |
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per Truth Table |
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IIH |
Input HIGH Current |
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40 |
μA |
VCC = MAX, VIN = 2.7 V |
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0.2 |
mA |
VCC = MAX, VIN = 7.0 V |
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IIL |
Input LOW Current |
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±0.8 |
mA |
VCC = MAX, VIN = 0.4 V |
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ICC |
Power Supply Current |
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13 |
mA |
VCC = MAX |
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AC CHARACTERISTICS (TA = 25°C)
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Limits |
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Symbol |
Parameter |
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Unit |
Test Conditions |
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Min |
Typ |
Max |
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tPLH |
Propagation Delay, Other Input LOW |
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18 |
30 |
ns |
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tPHL |
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18 |
30 |
V |
= 5.0 V |
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CC |
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tPLH |
Propagation Delay, Other Input HIGH |
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18 |
30 |
ns |
CL = 15 pF, RL = 2.0 kΩ |
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tPHL |
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18 |
30 |
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FAST AND LS TTL DATA
5-444
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