CLOCK OSCILLATORS
(SMD • Plastic Package)
RoHS Compliant Optional
CMX-309 SERIES
■
FEATURES
1000pcs/reel
7Embeded
with heat resistant cylinder type crystal
bring highly stable characteristics.
7Automatic
mounting and reflowable Type.
7Low
power consumption with output enable function
(OE).
7Suitable
for various applications such as
communication devices, AV devices, automotive
devices and measuring instruments.
Life-size
■
DIMENSION [mm]
#4
#3
Pin Assignment
Pin No.
Connection
＃1
OE
＃2
GND
＃3
OUT
＃4
Vdd
Function
＃1 input ＃3 Output condition
H
Oscillation out
Open
Oscillation out
L
High Z
4.5±0.2
4.06
■
SOLDER PAD LAYOUT [mm]
8.65±0.15
＋
9.8
−
#1
1.52
1.52
#2
0.51
0.25 Min
0.51
5.08±0.1
13.9±0.1
0.25
1.27
7.62
3.81
1.27
■
STANDARD SPECIFICATIONS
Model
Item
Frequency Range
Supply Voltage
Duty
Frequency Stability
Operating Temperature Range
Storage Temperature Range
Current consumption
Output Voltage
＊Model is determined by the selection for the frequency , the supply voltage ,the duty and the frequency stability.
FL
＊）
FS
（
/
（＊）
1.000MHz∼30.000MHz
CMX-309
HW
（＊）
HS
/
（＊）
FB
（＊）
FA
/
（＊）
30.001MHz∼70.000MHz
1.000MHz∼30.000MHz
−
HB
（＊）
HA
/
（＊）
30.001MHz∼70.000MHz
Vdd : 5.0V±0.5V
TTL level（1.4V）
FL:45∼55%,FS:40∼60% HW:45∼55%,HS:40∼60%
Vdd : 3.3V±0.3V
CMOS level（1/2 Vdd）
FL:40∼60%,FS:45∼55% HW:40∼60%,HS:45∼55% FB:40∼60%,FA:45∼55% HB:40∼60%,HA:45∼55%
（＊）
,
（
C : ±100ppm
−
10℃∼
＋
70℃） B : ±50ppm
−
10℃∼
＋
70℃）
（
−
40℃∼
＋
85℃
−
55℃∼
＋
125℃
23mA Max.
V
OH
V
OL
0.4V Max.
TTL
CMOS
TTL
CMOS
35mA Max.
0.9Vdd Min.
9mA Max.
0.1Vdd Max.
−
30pF Max.
−
6 nsec Max.
4 msec Max.
5 mA Max.
20mA Max.
Output Load
10 TTL Max.
50pF Max.
8 nsec Max.
8 nsec Max.
4 msec Max.
12 mA Max.
5 nsec Max.
7 nsec Max.
10 msec Max.
V
IH
: 2.0V Min , V
IL
: 0.8V Max
28 mA Max.
±5ppm / year Max.
Rise and Fall Time
Start-up time
Input Voltage
Disable current
Aging (first year)
10 msec Max.
V
IH
: 2.4V Min , V
IL
: 0.6V Max
15 mA Max.
http://www.citizen.co.jp/crystal/index.html
25
3.0
5.80
3.0
0
0.2
嵌入式系统
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