SN74F260

DUAL 5-INPUT POSITIVE-NOR GATE

SDFS012A – D3214, JANUARY 1989 – REVISED OCTOBER 1993

2–2

POST OFFICE BOX 655303

recommended operating conditions

MIN

NOM

MAX

UNIT

VCC

Supply voltage

4.5

5

5.5

V

VIH

High-level input voltage

2

V

VIL

Low-level input voltage

0.8

V

IIK

Input clamp current

–18

mA

IOH

High-level output current

–1

mA

IOL

Low-level output current

20

mA

TA

Operating free-air temperature

0

70

°C

electrical characteristics over recommended operating free-air temperature range (unless

otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP†

MAX

UNIT

VIK

VCC = 4.5 V,

II = – 18 mA

– 1.2

V

VOH

VCC = 4.5 V,

IOH = – 1 mA

2.5

3.4

V

VOH

VCC = 4.75 V,

IOH = – 1 mA

2.7

V

VOL

VCC = 4.5 V,

IOL = 20 mA

0.3

0.5

V

II

VCC = 5.5 V,

VI = 7 V

0.1

mA

IIH

VCC = 5.5 V,

VI = 2.7 V

20

µA

IIL

VCC = 5.5 V,

VI = 0.5 V

– 0.6

mA

IOS‡

VCC = 5.5 V,

VO = 0

–60

–150

mA

ICCH

VCC = 5.5 V,

VI = 0

4.6

6.5

mA

ICCL

VCC = 5.5 V,

VI = 4.5 V

7.3

9.5

mA

† All typical values are at VCC = 5 V, TA = 25°C.

‡ Not more than one output should be shorted at a time, and the duration of the short circuit should not exceed one second.

switching characteristics (see Note 2)

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

VCC = 5 V,

CL = 50 pF,

RL = 500 Ω,

TA = 25°C

VCC = 4.5 V to 5.5 V,

CL = 50 pF,

RL = 500 Ω,

TA = MIN to MAX§

UNIT

MIN

TYP

MAX

MIN

MAX

tPLH

ABCDE

Y

1.7

4

5.5

1.2

6.5

ns

tPHL

A, B, C, D, E

Y

1

2.5

4

1

4.5

ns

§ For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.

NOTE 2: Load circuits and waveforms are shown in Section 1.