A5347CA Allegro Microsystems Inc, A5347CA Datasheet - Page 6

• Manufacturer Part Number: A5347CA
• Manufacturer: Allegro Microsystems Inc

Specifications of A5347CA

• Operating Temperature (min): 0C
• Operating Temperature Classification: Commercial
• Operating Temperature (max): 50C
• Package Type: PDIP
• Rad Hardened: No
• Lead Free Status / Rohs Status: Not Compliant

5347
SMOKE DETECTOR
with INTERCONNECT
and TIMER
COMPARATOR
INTERNAL
OSC. CAP
CLOCK
TIMER
START
TIMER
INTERNAL
CHAMBER
HORN
OSC. CAP
OUT
V12
LED
SMOKE
SMOKE
CLOCK
HORN
V12
LED
1.67 s
V15 > V13 (NO SMOKE)
1.67 s
SAMPLE
24 CLOCK CYCLES
LED OFF
NO LOW BATTERY
STANDBY MODE
NO ALARM
LED
ON
10 ms
10 ms
6 CLOCK CYCLES
TIMING DIAGRAMS IN TYPICAL APPLICATION
LED
ON
40 ms
HORN
ON
12 CLOCK CYCLES
OFF
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 [phone]
NO LOW BATTERY
NON-TIMER MODE
ALARM
TIMER MODE
368 CLOCK CYCLES
24 CLOCK CYCLES
V15 < V13 (SMOKE)
OUTPUTS OFF (HIGH Z)
6 CLOCK CYCLES
6 CLOCK CYCLES
LOW BATTERY
ALARM AND
30 CLOCK CYCLES
LOW BATTERY
END OF TIMER
NOTIFICATION
NO ALARM
LOW BATTERY
WARNING
Dwg. WC-005
Dwg. WC-003