RE46C162E MICROCHIP [Microchip Technology], RE46C162E Datasheet - Page 2

• Manufacturer Part Number: RE46C162E
• Description: CMOS Ionization Smoke Detector ASIC with Interconnect, Timer Mode and Alarm Memory
• Manufacturer: MICROCHIP [Microchip Technology]

RE46C162/163
Functional Block Diagram
DS22245A-page 2
TSTART (1)
VSEN (13)
GUARD1 (14)
GUARD2 (16)
DETECT (15)
TONE (3)
V
DD
(6)
V
SS
(9)
1100K
760K
340K
R2
R3
R4
Reference
Guard Amp
+
+
-
-
Low Battery
Comparator
+
-
Comparator
Smoke
Logic and
Oscillator
Bias and
Power
Timing
Reset
 2010 Microchip Technology Inc.
TSTROBE (4)
HS (11)
HB (10)
LED (5)
OSCAP (12)
IO (2)
FEED (8)
RBIAS (7)