74266 ls

SN54/74LS266 QUAD 2-INPUT EXCLUSIVE NOR GATE QUAD 2-INPUT EXCLUSIVE NOR GATE LOW POWER SCHOTTKY VCC 14

13

12

11

10

*

8

*

* 1

9

J SUFFIX CERAMIC CASE 632-08 14

*

2

3

4

1

5

6

7 GND

* OPEN COLLECTOR OUTPUTS 14

TRUTH TABLE IN

N SUFFIX PLASTIC CASE 646-06 1

OUT

A L L

B L H

Z H L

H H

L H

L H

14 1

D SUFFIX SOIC CASE 751A-02

ORDERING INFORMATION SN54LSXXXJ SN74LSXXXN SN74LSXXXD

Ceramic Plastic SOIC

GUARANTEED OPERATING RANGES Symbol

Parameter

Min

Typ

Max

Unit

VCC

Supply Voltage

54 74

4.5 4.75

5.0 5.0

5.5 5.25

V

TA

Operating Ambient Temperature Range

54 74

– 55 0

25 25

125 70

°C

VOH

Output Voltage — High

54, 74

5.5

V

IOL

Output Current — Low

54 74

4.0 8.0

mA

FAST AND LS TTL DATA 5-1

SN54/74LS266 DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified) Limits S b l Symbol

Min

P Parameter

VIH

Input HIGH Voltage

VIL

Input LOW Voltage

VIK

Input Clamp Diode Voltage

VOH

Output HIGH Voltage

VOL

Output LOW Voltage

IIH

Input HIGH Current

IIL

Input LOW Current

ICC

Power Supply Current

Typ

Max

U i Unit V

Guaranteed Input HIGH Voltage for All Inputs

V

Guaranteed Input p LOW Voltage g for All Inputs

– 1.5

V

VCC = MIN, IIN = – 18 mA

100

µA

VCC = MIN, VOH = MAX

2.0 54

0.7

74

0.8 – 0.65

54, 74

T Test C Conditions di i

VCC = VCC MIN, VIN = VIL or VIH per Truth Table

54, 74

0.25

0.4

V

IOL = 4.0 mA

74

0.35

0.5

V

IOL = 8.0 mA

40

µA

VCC = MAX, VIN = 2.7 V

0.2

mA

VCC = MAX, VIN = 7.0 V

–0.8

mA

VCC = MAX, VIN = 0.4 V

13

mA

VCC = MAX

Typ

Max

U i Unit

Propagation Delay, Other Input LOW

18 18

30 30

ns

Propagation Delay, Other Input HIGH

18 18

30 30

ns

AC CHARACTERISTICS (TA = 25°C) Limits S b l Symbol tPLH tPHL tPLH tPHL

P Parameter

Min

FAST AND LS TTL DATA 5-2

T Test C Conditions di i

VCC = 5.0 V CL = 15 pF, RL = 2.0 kΩ