MCZ145010EG Freescale Semiconductor, MCZ145010EG Datasheet - Page 4

• Manufacturer Part Number: MCZ145010EG
• Description: IC SMOKE DETECT PHOTOELEC 16SOIC
• Manufacturer: Freescale Semiconductor
• Type: Smoke Detectorr

Specifications of MCZ145010EG

• Input Type: Logic
• Output Type: Voltage
• Current - Supply: 12µA
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Interface: -
• Lead Free Status / Rohs Status: Details

Table 3. AC Electrical Characteristics
Reference Timing Diagram
C3 = 1500.0 pF, R2 = 10.0 MΩ.)
MC145010
4
1. Oscillator Period T (= T
No.
10
11
11
12
13
14
15
16
17
18
19
1
2
3
4
5
6
7
8
9
T
The other timing characteristics are some multiple of the oscillator timing shown in the table.
f
= (0.6031) R
Oscillator Period
LED Pulse Period
LED Pulse Width and Strobe Pulse Width
IRED Pulse Period
IRED Pulse Width
IRED Rise Time
IRED Fall Time
Silver and Brass Modulation Period
Silver and Brass Duty Cycle
Silver and Brass Chirp Pulse Period
Silver and Brass Chirp Pulse Width
Rising Edge on I/O to Smoke Alarm Response Time
Strobe Out Pulse Period
Free-Running Sawtooth Measured at Pin 12
No Local Smoke, and No Remote Smoke
Remote Smoke, but No Local Smoke
Local Smoke or Push Button Test
Smoke Test
Chamber Sensitivity Test without Local Smoke
Push Button Test
Local or Remote Smoke
Local or Remote Smoke
Low Supply or Degraded Chamber Sensitivity
Low Supply or Degraded Chamber Sensitivity
Remote Smoke, No Local Smoke
Smoke Test
Chamber Sensitivity Test without Local Smoke
Low Supply Test without Local Smoke
Push Button Test
1
x C
(1)
3
.
r
+ T
Figure 6
f
) is determined by the external components R1, R2, and C3 where T
Characteristics
and
Figure
7. (T
A
= 25°C, V
DD
= 9.0 V, Component values from
t
Symbol
ON
t
t
t
1/f
w(IRED)
w(LED)
tw
w(STB)
t
t
t
t
IRED
MOD
t
t
LED
STB
/t
CH
RR
OSC
(CH)
t
t
r
f
MOD
,
Clocks
4096
1024
4096
4096
1024
4096
4096
T
—
64
32
—
—
—
—
—
—
1
1
1
f
1
r
= (0.6931) R
0.302
0.302
38.9
0.60
9.67
38.9
38.9
9.67
38.9
38.9
Min
297
9.5
9.5
9.5
94
73
—
—
—
—
Figure
Freescale Semiconductor
2
x C
11.83
0.370
11.83
0.370
Max
11.5
47.1
0.74
11.5
47.1
47.1
11.5
47.1
47.1
3
116
200
363
800
8: R1 = 100.0 KΩ,
30
77
—
and
Sensors
Unit
ms
ms
ms
ms
ms
µs
µs
%
s
s
s
s