RE46C165 Microchip Technology Inc., RE46C165 Datasheet - Page 9

• Manufacturer Part Number: RE46C165
• Description: Cmos Photoelectric Smoke Detector Asic With Interconnect, Timer Mode And Alarm Memory
• Manufacturer: Microchip Technology Inc.

AC ELECTRICAL CHARACTERISTICS (CONTINUED)
 2010 Microchip Technology Inc.
AC Electrical Characteristics: Unless otherwise indicated, all parameters apply at T
Typical Application (unless otherwise noted), V
Low Battery
Horn Off Time
Low Battery
or Chamber Fail
Period
Chamber Fail
Horn Off Time
Chamber Fail
Pause Off Time
Push-to-Test Alarm
Memory Off Time
Push-to-Test Alarm
Memory Period
Interconnect Signal Operation (I/O)
I/O Active Delay
Remote Alarm Delay
I/O Charge
Dump Duration
I/O Filter
Hush Timer Operation
Hush Timer Period
Note 1:
Parameter
2:
3:
4:
T
See timing diagram for Horn Temporal Pattern in
See timing diagram for Horn Continuous Pattern in
During Timer mode, the LED Period is 10.5 seconds. The LED period will return to 43 seconds at the
conclusion of the Timer mode.
POSC
and T
IRON
Symbol
T
T
T
T
T
T
T
T
T
T
T
IODLY1
IODLY2
HPER2
HPER3
IODMP
IOFILT
HOF3
HOF4
HOF5
HOF6
TPER
are 100% production tested. All other timing is verified by functional testing.
Test
8, 9
8, 9
8, 9
8, 9
8, 9
8, 9
Pin
—
—
7
7
7
7
7
7
0.74
0.37
0.89
1.19
Min
291
216
225
0.0
8.1
1.1
38
38
38
—
SS
= 0V.
0.99
0.57
0.99
1.32
Typ
323
240
250
0.0
9.0
1.2
43
43
42
—
Max
1.27
0.81
1.09
1.46
0.30
355
264
275
0.0
9.9
1.4
47
47
46
Figure
Figure
Units
Min
Min
ms
ms
ms
3-2.
s
s
s
s
s
s
s
s
s
3-3.
Clocks
51712
4095
4096
4031
7232
127
RE46C165/6/7/8
31
23
24
95
55
95
32
0
Low battery, no alarm
Low battery, no alarm
Failed chamber, no alarm
Failed chamber, no alarm
Alarm memory active,
push-to-test
Alarm memory active,
push-to-test
Local alarm start to I/O active
RE46C165/7 only
No local alarm,
I/O active to alarm
RE46C166/8 only
No local alarm,
I/O active to alarm
RE46C165/7 only
At conclusion of local alarm
or test
RE46C166/8 only
At conclusion of local alarm
or test
Maximum I/O pulse width filtered
RE46C165/6 only
No alarm condition
RE46C167/8 only
No alarm condition
A
= -25° to 75°, V
Conditions
DS22251A-page 9
DD
= 9V,