TLC556, TLC556Y

DUAL LinCMOS

™ TIMERS

SLFS047B – FEBRUARY 1984 – REVISED SEPTEMBER 1997

2

POST OFFICE BOX 655303

AVAILABLE OPTIONS

TA

VDD

PACKAGE

CHIP FORM

TA

RANGE

VDD

RANGE

SMALL OUTLINE

(D)

CHIP CARRIER

(FK)

CERAMIC DIP

(J)

PLASTIC DIP

(N)

CHIP FORM

(Y)

O

°C

to

70

°C

2 V

to

18 V

TLC556CD

TLC556CN

TLC556Y

–4O

°C

to

85

°C

3 V

to

18 V

TLC556lD

TLC556IN

–55

°C

to

125

°C

5 V

to

18 V

TLC556MD

TLC556MFK

TLC556MJ

TLC556MN

The D package is available taped and reeled. Add the suffix R to the device type (e.g., TLC556CDR).

FUNCTION TABLE

RESET

VOLTAGE†

TRIGGER

VOLTAGE†

THRESHOLD

VOLTAGE†

OUTPUT

DISCHARGE

SWITCH

< MIN

Irrelevant

Irrelevant

L

On

> MAX

< MIN

Irrelevant

H

Off

>MAX

>MAX

>MAX

L

On

> MAX

> MAX

< MIN

As previously established

† For conditions shown as MIN or MAX, use the appropriate value specified under electrical characteristics.

functional block diagram (each timer)

OUT

DISCH

R1

R

S

1

RESET

CONT

VDD

THRES

R

R

R

GND

TRIG

3

5

1

4

14

2

6

7

RESET can override TRIG and THRES.

TRIG can override THRES.

Pin numbers shown are for the D, J, or N packages.