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2012-03-28

PHOTOELECTRIC SMOKE DETECTOR

WITH INTERCONNECT

SMOKE DETECTOR

M75310

一華半導體股份有限公司

MOSDESIGN SEMICONDUCTOR CORP.

* Limits over the operating temperature range are based on characterization data.

Characteristics are production tested at +25℃.

Typical values are at +25℃and are given for circuit design information only.

AC ELECTRICAL CHARACTERISTICS

(TA=-25℃ ~ 75℃)

Characteristics

Sym.

V

DD

Min.

Typ.

Max.

Unit

Conditions

Oscillator Period

T

OSC

9

9.5

10.5

11.5

ms

T

LED1

9

38.9

43

47.1

s

No Local or Remote Smoke

T

LED2

9None

——

s

Remote Smoke only

Led Pulse Period

T

LED3

9

0.6

0.67

0.74

s

Local Smoke or Test

Led Pulse Width

T

W (LED)

99.5

—

11.5

ms

T

ST1

99.67

—

11.83

s

No Local or Remote Smoke

T

ST4

9

9.67

10.7

11.83

s

Remote Alarm

T

ST5

938.9

—

47.1

s

Chamber Test or Low Supply Test, No Local Alarm

Strobe Pulse Period

T

ST6

9

0.302

1

0.37

s

Pushbutton Test, No Alarm

Strobe Pulse Width

T

W (ST)

99.5

—

11.5

ms

Remote Alarm

T

IRED1

99.67

—

11.83

s

No Local or Remote Smoke

T

IRED4

9

9.67

10.7

11.83

s

No Local or Remote Smoke

T

IRED5

938.9

—

47.1

s

Chamber Test, No Local Alarm

I

RED

Pulse Period

T

IRED6

9

0.302

0.336

0.37

s

Pushbutton Test, No Alarm

I

RED

Pulse Width

T

W (IRED)

994

—

116

μs

I

RED

Rise Time

T

r(IRED)

——

30

μs 10% to 90%

I

RED

Fall Time

T

f (IRED)

——

200

μs 90% to 10%

Horn Warning Pulse Period T

HORN

938.9

—

47.1

s

Low Supply and Degraded Chamber Sensitivity

Horn Warning Pulse Width T

W (HORN)

99.5

—

11.5

ms

Low Supply and Degraded Chamber Sensitivity

Horn ON Time

T

ON (HORN)

9

120

160

208

ms

Local or Remote Alarm

Horn OFF Time

T

OFF (HORN)

9

32

80

104

ms

Local or Remote Alarm

* Limits over the operating temperature range are based on characterization data.

Characteristics are production tested at +25℃.

Typical values are at +25℃and are given for circuit design information only.