RE46C128 데이터 시트보기 (PDF) - R and E International, Inc.

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RE46C128

CMOS Ionization Smoke Detector ASIC with Interconnect

R and E International, Inc. 

RE46C128

CMOS Ionization Smoke Detector ASIC with Interconnect

Product Specification

R&E International

DC Electrical Characteristics – Continued

Parameter

Offset Voltage

Common Mode Voltage

Output Impedance

Hysteresis

Symbol

VGOS1

VGOS2

VGOS3

VCM1

VCM2

ZOUT

VHYS

Test

Pin

14,15

15,16

13,15

14,15

13,15

14,16

13

Test Conditions

Guard Amplifier

Guard Amplifier

Smoke Comparator

Guard Amplifier, Note 2

Smoke Comparator, Note 2

Guard Amplifier Outputs, Note 2

No Alarm to Alarm Condition

Note 1: Sample test only.

Note 2: Not 100% production tested.

Note 3: Production test at room with temperature guardbanded limits.

Limits

Min Typ Max Units

-50

50

mV

-50

50

mV

-50

50

mV

2

VDD-.5

V

.5

VDD-2

V

10

kΩ

90

130 170

mV

AC Electrical Characteristics at TA = 25°C, VDD=9V, OSCAP=.1uF, RBIAS=8.2MΩ, VSS=0V (unless

otherwise noted)

Parameter

Oscillator Period

Oscillator Pulse Width

LED On Time

LED Off Time

Horn On Time

Horn Off Time

IO Charge Dump Duration

IO Delay

IO Filter

Remote Alarm Delay

Symbol

TPER1

TPER2

TPW

TLON

TLOF1

TLOF2

TLOF3

THON1

THON2

THOF1

THOF2

THOF3

TIODMP

TIODLY1

TIOFILT

TIODLY2

Test

Pin

12

12

5

5

5

5

5

10,11

10,11

10,11

10,11

10,11

2

2

2

2

Test Conditions

No Alarm Condition

Alarm Condition

Operating

Operating

Standby, No Alarm

Alarm Condition

Timer Mode, No Alarm

Operating, Alarm Condition, Note 4

Low Battery, No Alarm

Operating, Alarm Condition, Note 4

Operating, Alarm Condition, Note 4

Low Battery, No Alarm

At Conclusion of Local Alarm or Test

From Start of Local Alarm to IO Active

IO pulse width guaranteed to be filtered.

IO as Input, No Local Alarm

No Local Alarm, IO as input, From IO

active to Horn Active

Min

1.34

37.5

9.4

9.4

32

.8

8

450

9.4

450

1.35

32

1.34

.450

Note 4 – See timing diagram for horn temporal pattern.

All timing except for TPER and TPW are guaranteed by functional tests.

Limits

Typ Max

1.67

2

41.5 45.8

10.5 12.9

10.5 12.9

40

48

1

1.2

10

12

500 550

10.5 12.9

500 550

1.5 1.65

40

48

1.67 2.0

3

450

2.2

Units

S

mS

mS

mS

S

S

S

mS

mS

mS

S

S

S

S

mS

S

Telephone 610.992.0727

Facsimile 610.992.0734

E-mail: rande@randeint.com

Page 3 of 8

DS-RE46C128-121806

This datasheet contains PROPRIETARY and CONFIDENTIAL information.

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