445A3XK24M57600 [CTS]
Parallel - Fundamental Quartz Crystal, 24.576MHz Nom,;型号: | 445A3XK24M57600 |
厂家: | CTS |
描述: | Parallel - Fundamental Quartz Crystal, 24.576MHz Nom, |
文件: | 总2页 (文件大小:86K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
Model 445
Surface Mount Quartz Crystal
FEATURES
Standard 5.0mm x 3.2mm Glass Seal Package
Fundamental Crystal Design
Frequency Range 8 – 50MHz
Frequency Tolerance, ±20ppm Standard [other tolerances available]
Frequency Stability, ±30ppm Standard [other stabilities available]
Operating Temperature to -40°C to +85°C
Tape & Reel Packaging Standard, EIA-481
RoHS Compliant in Accordance with EU Directive 2011/65/EU
- Lead-Free Termination Finish
- Exemption 7(c)-I, Electrical and electronic components containing lead [Pb] in glass
APPLICATIONS
Model 445 is a low cost device used in a wide range of commercial applications including
notebooks, computer peripherals, audio visual, Bluetooth and USB interfaces, PDAs, and automotive electronics.
ORDERING INFORMATION
445
M
TEMPERATURE RANGE
W = 0°C to +50°C
A = -10°C to +60°C
C = -20°C to +70°C
I = -40°C to +85°C
FREQUENCY IN MHz
M - indicates MHz and decimal point. 3
LOAD CAPACITANCE
A = 10pF
B = 13pF
C = 16pF
D = 18pF
E = 20pF
F = 24pF
G = 30pF
H = 32pF
J = 9pF
K = 8pF
L = 12pF
S = Series
FREQUENCY TOLERANCE @ +25°C
2 = ±20ppm
3 = ±30ppm
TEMPERATURE STABILITY
1 = ±10ppm 1
3 = ±30ppm
5 = ±50ppm
X = ±15ppm 2
2 = ±20ppm
1. Only available with temperature range codes "W" and "A".
2. Only available with temperature range codes "W", "A" and "C".
3. Frequency is recorded with two leading digits before the ‘M’ and 5 significant digits after the ‘M’ [including zeros].
Not all performance combinations and frequencies may be available.
Contact your local CTS Representative or CTS Customer Service for availability.
PACKAGING INFORMATION [For Reference]
Factory may package reels in quantities of 1k pcs. or 3k pcs. Reel size is 180mm.
Document No. 008-0360-0
Page 1- 2
Rev. D
www.ctscorp.com
Model 445
Quartz Crystal
ELECTRICAL CHARACTERISTICS
VALUE
PARAMETER
8MHz to 50MHz
Fundamental
AT-Cut
Frequency Range
Operating Mode
Crystal Cut
±20ppm, ±30ppm
±10ppm, ±15ppm,
±20ppm, ±30ppm, ±50ppm
Frequency Tolerance @ +25°C
Frequency Stability Tolerance
[Operating Temperature Range, Referenced to 25°C Reading]
0°C to +50°C
-10°C to +60°C
Operating Temperature Ranges
-20°C to +70°C
8MHz - <12MHz
12MHz - <16MHz
16MHz - <30MHz
30MHz - <50MHz
-40°C to +85°C
100 Ohms
50 Ohms
Equivalent Series Resistance [Maximum]
40 Ohms
30 Ohms
See Ordering Information
5.0pF Typical, 7.0pF Maximum
10µW Min., 100µW Typ., 300µW Max.
±3ppm/yr Typical
Load Capacitance or Resonance Mode
Shunt Capacitance [C0]
Drive Level
Aging @ +25°C
-40°C to +85°C
Storage Temperature Range
MECHANICAL SPECIFICATIONS
PACKAGE DRAWING
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 016-1454-0.
M445
CDXXX
NOTES
1. Complete CTS part number, frequency value, date code
and manufacturing site code information must appear on
reel and carton labels.
2. JEDEC termination code (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
MONTH
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
YEAR
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
A
N
a
B
P
b
p
C
Q
c
D
R
d
r
E
S
e
s
F
T
f
G
U
g
H
V
h
v
J
W
j
K
X
k
x
L
Y
l
M
Z
m
z
n
q
t
u
w
y
Document No. 008-0360-0
Page 2 - 2
Rev. D
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