HC49USM4 Datasheet, PDF (1/2 Pages) ILSI America LLC – 4 Pad Metal Package Quartz Crystal, 4.8 mm x 12.5 mm

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4 Pad Metal Package Quartz Crystal, 4.8 mm x 12.5 mm
Product Features:
SMD Package
Compatible with Leadfree Processing
Grounded package for low EMI
Applications:
Fibre Channel
Server & Storage
Sonet /SDH
802.11 / Wifi
T1/E1, T3/E3
System Clock
HC49USM4 Series
4.83
Max.
Frequency
3.2 MHz to 100.000 MHz
ESR (Equivalent Series Resistance)
3.2 MHz – 3.49 MHz
3.5 MHz – 3.99 MHz
4.0 MHz – 4.99 MHz
5.0 MHz – 5.99 MHz
6.0 MHz – 6.99 MHz
7.0 MHz – 8.9 MHz
9.0 MHz – 12.9 MHz
13 MHz – 19.9 MHz
20 MHz – 36 MHz
27 MHz – 100 MHz (3^rd O.T.)
300 Ω Max.
200 Ω Max.
150 Ω Max.
120 Ω Max.
100 Ω Max.
80 Ω Max.
60 Ω Max.
40 Ω Max.
30 Ω Max.
100 Ω Max.
Shunt Capacitance (C0)
Frequency Tolerance @ 25° C
Frequency Stability over
Temperature
Crystal Cut
Load Capacitance
Drive Level
Aging
Temperature
Operating
Storage
7 pF Max.
±30 ppm Standard (see Part Number Guide for more options)
±50 ppm Standard (see Part Number Guide for more options)
AT Cut Standard
18 pF Standard (see Part Number Guide for more options)
1 mW Max.
±5 ppm Max. / Year Standard
0° C to +70° C Standard (see Part Number Guide for more
options)
-40° C to +85° C Standard
12.5 Max.
1.3
1.2 +/-0.1
H Max.
Part Number
Guide
9.0 +/-0.1
Recommended pad
layout
Internal connection
USM4 / USM6
Internal connection
USM8 / USM9
Dimension Units: mm
Part Number Guide
Sample Part Number:
HC49USM4 - FB1F18 - 20.000
Package
Tolerance
Stability
Operating
(ppm) at Room (ppm) over Operating Temperature Range
Mode
(overtone)
Temperature
Temperature
HC49USM4 -
(5.2 mm H)
HC49USM6 -
(4.5 mm H)
HC49USM8 -
(5.2 mm H)
HC49USM9 -
(4.5 mm H)
B = ±50 ppm
F = ±30 ppm
G = ±25 ppm
H = ±20 ppm
I = ±15 ppm
J = ±10 ppm*
B = ±50 ppm
F = ±30 ppm
G = ±25 ppm
H = ±20 ppm
I = ±15 ppm**
J = ±10 ppm**
0 = 0°C to +50°C
1 = 0°C to +70°C
2 = -10°C to +60°C
3 = -20°C to +70°C
5 = -40°C to +85°C
9 = -10°C to +50°C
F = Fundamental
3 = 3^rd overtone
* Not available at all frequencies. ** Not available for all temperature ranges.
Load Capacitance
(pF)
18 pF Standard
Or Specify.
Frequency
- 20.000 MHz
04/09_A
ILSI America Phone: [phone] • Fax: [phone]• e-mail: [e-mail] • www.ilsiamerica.com
Specifications subject to change without notice
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