RE46C122 데이터 시트보기 (PDF) - R and E International, Inc.

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RE46C122

CMOS Ionization Smoke Detector ASIC with Interconnect and Timer Mode

R and E International, Inc. 

RE46C122

CMOS Ionization Smoke Detector ASIC with Interconnect and Timer Mode

Preliminary 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

14,15

14,15

13,15

6,8

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

-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 Active Time for Remote

Alarm

Timer Period

Symbol

TPER1

TPER2

TPW

TLON

TLOF1

TLOF2

TLOF3

THON1

THON2

THOF1

THOF2

THOF3

TIODMP

TIODLY

TIOACT1

TTPER

Test

Pin

12

12

5

5

5

5

5

10,11

10,11

10,11

10,11

10,11

2

2

2

4

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

Minimum Active Interconnect Signal to

Cause a Remote Alarm. IO as Input, No

Local Alarm

No Alarm

Min

1.34

37.5

9.4

9.4

32

.8

8

450

9.4

450

1.35

32

1.34

.45

8

Note 4 – See timing diagram for Horn Temporal Pattern

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

Units

S

mS

mS

mS

S

S

S

mS

mS

mS

S

S

S

S

.5

S

10

12

Min

Telephone 610.992.0727

Facsimile 610.992.0734

E-mail: rande@randeint.com

Page 3 of 9

DS-RE46C122-060104

This datasheet contains PROPRIETARY and CONFIDENTIAL information.

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