Model 445
Quartz Crystal
ELECTRICAL CHARACTERISTICS
PARAMETER
Frequency Range
Operating Mode
Crystal Cut
Frequency Tolerance @ +25°C
Frequency Stability Tolerance
(Operating Temperature Range, Referenced to 25°C Reading)
Operating Temperature Ranges
VALUE
10 MHz to 50 MHz
Fundamental
AT-Cut
±20 ppm, ±30 ppm
±10 ppm, ±15 ppm,
±20 ppm, ±30 ppm, ±50 ppm
0°C to +50°C -10°C to +60°C
-20°C to +70°C -40°C to +85°C
10 MHz - < 12 MHz 100 Ohms
Equivalent Series Resistance
[Maximum]
12 MHz - < 16 MHz 50 Ohms
16 MHz - < 30 MHz 40 Ohms
30 MHz - < 50 MHz 30 Ohms
Load Capacitance or Resonance Mode
Shunt Capacitance (C 0 )
Drive Level
Aging @ +25°C
Storage Temperature Range
MECHANICAL SPECIFICATIONS
PACKAGE DRAWING
M445
CDXXX
See Ordering Information
5.0 pF Typical, 7.0 pF Maximum
10 μW Min., 100 μW Typ., 300 μW Max.
±3 ppm/yr Typical
-40°C to +85°C
MARKING INFORMATION
1. M445 - CTS Model Series.
2. C – CTS.
3. D – Date code. See Table I for codes.
4. XXX – Frequency code.
Reference CTS document 016-1454-01.
NOTES
1. Complete CTS part number, frequency value, date code
and manufacturing site code information must appear on
reel and carton labels.
2. Termination pads (e4); barrier plating is nickel [Ni] with
gold [Au] flash plate.
3. Reflow conditions per JEDEC J-STD-020; 260°C
maximum, 10 seconds.
4. MSL – 1.
SUGGESTED SOLDER PAD GEOMETRY
TABLE I – DATE CODE
YEAR
MONTH
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
A
N
a
n
B
P
b
p
C
Q
c
q
D
R
d
r
E
S
e
s
F
T
f
t
G
U
g
u
H
V
h
v
J
W
j
w
K
X
k
x
L
Y
l
y
M
Z
m
z
Document No. 008-0360-0
Page 2 - 2
Rev. C
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相关代理商/技术参数
445W3XA12M00000 功能描述:晶体 12MHz +/-30ppm 10pF 0 +50C RoHS:否 制造商:AVX 频率:26 MHz 容差: 频率稳定性:50 PPM 负载电容:8 pF 端接类型:SMD/SMT 封装 / 箱体:1210 (3225 metric) 工作温度范围:- 40 C to + 150 C 尺寸:2.5 mm W x 3.2 mm L x 0.85 mm H 封装:Reel
445W3XA13M00000 功能描述:晶体 13MHz +/-30ppm 10pF 0 +50C RoHS:否 制造商:AVX 频率:26 MHz 容差: 频率稳定性:50 PPM 负载电容:8 pF 端接类型:SMD/SMT 封装 / 箱体:1210 (3225 metric) 工作温度范围:- 40 C to + 150 C 尺寸:2.5 mm W x 3.2 mm L x 0.85 mm H 封装:Reel
445W3XA14M31818 功能描述:晶体 14.31818MHz +/-30ppm 10pF 0 +50C RoHS:否 制造商:AVX 频率:26 MHz 容差: 频率稳定性:50 PPM 负载电容:8 pF 端接类型:SMD/SMT 封装 / 箱体:1210 (3225 metric) 工作温度范围:- 40 C to + 150 C 尺寸:2.5 mm W x 3.2 mm L x 0.85 mm H 封装:Reel
445W3XA16M00000 功能描述:晶体 16MHz +/-30ppm 10pF 0 +50C RoHS:否 制造商:AVX 频率:26 MHz 容差: 频率稳定性:50 PPM 负载电容:8 pF 端接类型:SMD/SMT 封装 / 箱体:1210 (3225 metric) 工作温度范围:- 40 C to + 150 C 尺寸:2.5 mm W x 3.2 mm L x 0.85 mm H 封装:Reel
445W3XA20M00000 功能描述:晶体 20MHz +/-30ppm 10pF 0 +50C RoHS:否 制造商:AVX 频率:26 MHz 容差: 频率稳定性:50 PPM 负载电容:8 pF 端接类型:SMD/SMT 封装 / 箱体:1210 (3225 metric) 工作温度范围:- 40 C to + 150 C 尺寸:2.5 mm W x 3.2 mm L x 0.85 mm H 封装:Reel
445W3XA24M00000 功能描述:晶体 24MHz +/-30ppm 10pF 0 +50C RoHS:否 制造商:AVX 频率:26 MHz 容差: 频率稳定性:50 PPM 负载电容:8 pF 端接类型:SMD/SMT 封装 / 箱体:1210 (3225 metric) 工作温度范围:- 40 C to + 150 C 尺寸:2.5 mm W x 3.2 mm L x 0.85 mm H 封装:Reel
445W3XA24M57600 功能描述:晶体 24.576MHz +/-30ppm 10pF 0 +50C RoHS:否 制造商:AVX 频率:26 MHz 容差: 频率稳定性:50 PPM 负载电容:8 pF 端接类型:SMD/SMT 封装 / 箱体:1210 (3225 metric) 工作温度范围:- 40 C to + 150 C 尺寸:2.5 mm W x 3.2 mm L x 0.85 mm H 封装:Reel
445W3XA25M00000 功能描述:CRYSTAL 25.000000 MHZ 10PF SMD RoHS:是 类别:晶体和振荡器 >> 晶体 系列:445 标准包装:1 系列:ABLS2 类型:MHz 晶体 频率:3.579545MHz 频率稳定性:±30ppm 频率公差:±30ppm 负载电容:18pF ESR(等效串联电阻):180 欧姆 工作模式:基谐 工作温度:-40°C ~ 85°C 额定值:- 安装类型:表面贴装 封装/外壳:HC49/US 尺寸/尺寸:0.449" L x 0.185" W(11.40mm x 4.70mm) 高度:0.130"(3.30mm) 包装:剪切带 (CT) 产品目录页面:1683 (CN2011-ZH PDF) 其它名称:535-9855-1