ST M74HC266 User Manual

M74HC266

QUAD EXCLUSIVE NOR GATE WITH OPEN DRAIN

■ HIGH SPEED:

t

= 10ns (TYP.) at VCC = 6V

PD

■ LOW POWER DISSIPATION:

I

= 1µA(MAX.) at TA=25°C

CC

■ HIGH NOISE IMMUNITY:

V

= V

NIH

■ WIDE OPERATING VOLTAGE RANGE:

V

(OPR) = 2V to 6V

CC

■ PIN AND FUNCTION COMPATIBLE WITH

= 28 % VCC (MIN.)

NIL

74 SERIES 266

DESCRIPTION

The M74HC266 is an high speed CMOS QUAD
EXCLUSIVE NOR GATE fabricated with silicon
gate C

2

MOS technology.
The M74HC266 has a high performance
N-channel MOS transistor (OPEN DRAIN output).
Input and Outp ut ensure high noise immunity a nd
stable outputs.

TSSOPDIP SOP

ORDER CODES

PACKAGE TUBE T & R

DIP M74HC266B1R

SOP M74HC266M1R M74HC266RM13TR

TSSOP M74HC266TTR

All inputs are equipped with protection circuits
against static discharge and transient excess
voltage.

PIN CONNECTION AND IEC LOGIC SYMBOLS

1/8July 2001

M74HC266

INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION

PIN No SYMBOL NAME AND FUNCTION

1, 5, 8, 12 1A to 4A Data Inputs
2, 6, 9, 13 1B to 4B Data Inputs

3, 4, 10, 11 1Y to 4Y Data Outputs

7 GND Ground (0V)

14

V

CC

TRUTH TABLE

ABY

LLZ

LHL
HLL
HHZ

Z : High Impedance

ABSOLUTE MAXIMUM RATINGS

Symbol Parameter Value Unit

V

V

V

I

I

OK

I

I

or I

CC

P

T

T

Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is
not implied
(*) 500mW at 65

Supply Voltage

CC

DC Input Voltage -0.5 to VCC + 0.5

I

DC Output Voltage -0.5 to VCC + 0.5

O

DC Input Diode Current

IK

DC Output Diode Current
DC Output Current

O

DC VCC or Ground Current

GND

Power Dissipation

D

Storage Temperature

stg

Lead Temperature (10 sec)

L

°C; derate to 300mW by 10mW/°C from 65°C to 85°C

Positive Supply Voltage

-0.5 to +7 V
V
V

± 20 mA
± 20 mA
± 25 mA
± 50 mA

500(*) mW

-65 to +150 °C

300 °C

RECOMMENDED OPERATING CONDITIONS

Symbol Parameter Value Unit

2/8

V

V

V

T

t

r

Supply Voltage

CC

Input Voltage 0 to V

I

Output Voltage 0 to V

O

Operating Temperature

op

Input Rise and Fall Time VCC = 2.0V

, t

f

V
V

CC
CC

= 4.5V
= 6.0V

2 to 6 V

CC
CC

-55 to 125 °C
0 to 1000 ns

0 to 500 ns
0 to 400 ns

V
V

DC SPECIFICATIONS

Symbol Parameter

V

V

V

V

I

I

High Level Input

IH

Voltage

Low Level Input

IL

Voltage

High Level Output

OH

Voltage

Low Level Output

OL

Voltage

I

Input Leakage

I

Current
High Impedance

OZ

Output Leakage
Current

Quiescent Supply

CC

Current

M74HC266

Test Condition Value

T

= 25°C

V

CC

(V)

A

Min. Typ. Max. Min. Max. Min. Max.

2.0 1.5 1.5 1.5

6.0 4.2 4.2 4.2

2.0 0.5 0.5 0.5

6.0 1.8 1.8 1.8

2.0

4.5

6.0

4.5

6.0

2.0

4.5

6.0

4.5

6.0

6.0

6.0

6.0

IO=-20 µA
I

=-20 µA

O

I

=-20 µA

O

I

=-4.0 mA

O

I

=-5.2 mA

O

IO=20 µA
I

=20 µA

O

I

=20 µA

O

I

=4.0 mA

O

I

=5.2 mA

O

= VCC or GND

V

I

= VIH or V

V

I

IL

VO = VCC or GND

= VCC or GND

V

I

1.9 2.0 1.9 1.9

4.4 4.5 4.4 4.4

5.9 6.0 5.9 5.9

4.18 4.31 4.13 4.10

5.68 5.8 5.63 5.60

0.0 0.1 0.1 0.1

0.0 0.1 0.1 0.1

0.0 0.1 0.1 0.1

0.17 0.26 0.33 0.40

0.18 0.26 0.33 0.40

-40 to 85°C -55 to 125°C

± 0.1 ± 1 ± 1 µA

± 0.5 ± 5 ± 10 µA

11020µA

Unit

V4.5 3.15 3.15 3.15

V4.5 1.35 1.35 1.35

V

V

AC ELECTRICAL CHARACTERISTICS (C

Test Condition Value

Symbol Parameter

t

t

PLZ tPZL

Output Transition

THL

Time

Propagation Delay
Time

V

CC

(V)

2.0 30 75 95 110

6.0 7131619

2.0
R

= 1 KΩ

L

6.0 10 15 20 23

= 50 pF, Input tr = tf = 6ns)

L

T

= 25°C

A

Min. Typ. Max. Min. Max. Min. Max.

48 90 115 135

-40 to 85°C -55 to 125°C

Unit

ns4.5 8151922

ns4.5 12 18 23 27

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