RE46C165 Microchip Technology Inc., RE46C165 Datasheet - Page 2

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

RE46C165/6/7/8
Package Types
Functional Block Diagram
DS22251A-page 2
STROBE (4)
DETECT (3)
TEST (16)
VSEN (15)
V
STROBE
V
DETECT
SS
C1 (1)
C2 (2)
HORNB
DD
(14)
(5)
IRED
V
IO
C1
C2
DD
V
DD
1
2
3
4
5
6
7
8
– 5V
RE46C165/6/7/8
PDIP, SOIC
276K
124K
Photoamp
R1
R2
V
+
DD
-
– 3.5V
16
15
14
13
12
11
10
9
TEST
VSEN
COSC
ROSC
V
LED
FEED
HORNS
SS
+
+
-
-
Reference
Bias and
Oscillator
Power
Reset
Timing
Logic
and
 2010 Microchip Technology Inc.
HS (9)
HB (8)
LED (11)
FEED (10)
IRED (6)
ROSC (13)
COSC (12)
IO (7)