Document No. 008-0360-0 Page 1- 2 Rev. D
www.ctscorp.com
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
PACKAGING INFORMATION [For Reference]
TEMPERATURE RANGE FREQUENCY IN MHz
W = 0°C to +50°C
A = -10°C to +60°C
C = -20°C to +70°C
I = -40°C to +85°C
M445
M - indicates MHz and decimal point.
3
LOAD CAPACITANCE
E = 20pF
F = 24pF
G = 30pF
H = 32pF
J = 9pF
K = 8pF
L = 12pF
S = Series
FREQUENCY TOLERANCE @ +25°C
2 = ±20ppm
3 = ±30ppm
A = 10pF
B = 13pF
C = 16pF
D = 18pF
Contact your local CTS Representative or CTS Customer Service for availability.
TEMPERATURE STABILITY
1 = ±10ppm
1
X = ±15ppm
2
2 = ±20ppm
3 = ±30ppm
5 = ±50ppm
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.
2. Only available with temperature range codes "W", "A" and "C".
1. Only available with temperature range codes "W" and "A".
Factory may package reels in quantities of 1k pcs. or 3k pcs. Reel size is 180mm.