SaRonix
Miniature Quartz Crystal
HC-49, Low Profile, SMD
49SMLB / SAB / SUB / SNC
Technical Data
3.2 to 29.999 MHz, AT Fundamental
26.8 to 50.000 MHz, ꢀT Fundamental
Frequency Range:
30 .0 to 80.000 MHz, AT 3rd OT
Temperature Range:
Operating:
Storage:
Freq. Stability Tolerance:
-20 to +70°C (standard - see part number builder for other options)
-55 to +125°C
50 ppm (0 to -100 ppm for ꢀT) -20 to +70°C (standard - see part
number builder for other options)
Characteristics at 25°C 2°C:
Freq. Calibration Tolerance:
50 ppm (standard - see part number builder for other options)
16pF to 32pF or series resonance
30 to 200Ω (frequency dependent)
25µW correlation, 500µW max
Load Capacitance:
Effective Series Resistance:
Drive Level:
Shunt Capacitance:
7pF max
Mechanical:
ACTUAL SIZE
MIL-STD-883, Method 2002, Condition ꢀ
MIL-STD-883, Method 2003
MIL-STD-202, Method 211, Conditions A and C
MIL-STD-883, Method 2007, Condition A
MIL-STD-202, Method 215
Shock:
Solderability:
Description
Terminal Strength:
Vibration:
Solvent Resistance:
Resistance to Soldering Heat:
The crystals are miniature AT or ꢀT cut
strip resonators housed in low profile
packagesforsurfacemounting. Theparts
present a proven metal package techno-
logy with a precision molded base and
universal contact configuration.
MIL-STD-202, Method 210, Condition I or J
Environmental:
Gross Leak Test:
Fine Leak Test:
MIL-STD-883, Method 1014, Condition C
MIL-STD-883, Method 1014, Condition A
MIL-STD-883, Method 1011, Condition A
MIL-STD-883, Method 1004
Thermal Shock:
Moisture Resistance:
Applications & Features
Part Numbering Guide:
• Fibre Channel, Ethernet, 56K& Cable
Modems, ADSL, ISDN, Audio/Video,
Microcontrollers, Remote Control
Devices, Network Processors
• 49SNC is interchangable with popular
molded crystal configurations
49SUB xxx
– xx xxx (T)
Type / Package
Packing Method
49SMLB = 2 contact, 4mm high
49SAB = 4 contact, 5mm high
49SNC = 4 contact, 5mm high
49SUB = 6 contact, 5mm high
(T) = Ta0e & Reel
full reel increments only (1ꢀꢀꢀ0cs)
Blank = Bulk
• Available on tape & reel; 24mm tape,
1000pcs per reel
Calibration / Stability / Temp Range
EEA = 2ꢀ00m ꢁ 2ꢀ00m ꢁ ꢀ to ꢂ5ꢀꢃC
GGC = 3ꢀ00m ꢁ 3ꢀ00m ꢁ /2ꢀ to ꢂꢄꢀꢃC
GHC = 3ꢀ00m ꢁ 5ꢀ00m ꢁ /2ꢀ to ꢂꢄꢀꢃC
Frequency
Common Frequency Code, select code from
list on 0age 2 (a00lies only to 5ꢀ00m Caliꢅration,
5ꢀ00m Staꢅility, /2ꢀ to ꢂꢄꢀꢃC)ꢆ
If code not listed on 0age 2:
then
Custom Frequency (in MHz) = ꢀxꢆxxxx, xxꢆxxxx
(a zero is used in front of frequencies
under 1ꢀ MHz)
Pad Connection Configurations
*
Blank = 5ꢀ00m ꢁ 5ꢀ00m ꢁ /2ꢀ to ꢂꢄꢀꢃC
GHE = 3ꢀ00m ꢁ 5ꢀ00m ꢁ /4ꢀ to ꢂ9ꢀꢃC
HHE = 5ꢀ00m ꢁ 5ꢀ00m ꢁ /4ꢀ to ꢂ9ꢀꢃC
HJE = 5ꢀ00m ꢁ 1ꢀꢀ00m ꢁ /4ꢀ to ꢂ9ꢀꢃC
4
1
3
2
49SUB
49SNC
B = BT/cut, 26ꢆ8 to 5ꢀ MHz
Load Capacitance
– (dash) = AT/cut Parallel Resonance
Blank = AT/cut Series Resonance
xx = Parallel Resonance (s0ecify load)
Blank = Series Resonance
49SMLB
49SAB
*no code used, as these specs designate standard configuration for this series
Solder Reflow Guide
Part Number Examples:
Common Freq 20MHz, 50ppm calib, 50ppm stability, -20 to +70°C, 12pF ꢁ 49SMLꢀ200-12
Common Freq 20MHz, 50ppm calib, 50ppm stability, -20 to +70°C, Series ꢁ 49SMLꢀ200
Custom Freq 5.1234MHz, 30ppm calib, 30ppm stability, -20 to +70°C, 16pF ꢁ 49SMLꢀ05.1234-16GGC
Reflow 24ꢀ max
25ꢀ
4ꢃCꢁsec max
Cooling
2ꢀꢀ
15ꢀ
Preheat 183 1ꢀꢃC
4ꢃCꢁsec max
Time
1 – 2 minutes
1ꢀ sec max
DS-153 REV E06
SaRonix 141 Jefferson Drive • Menlo Park, CA 94025 • USA • 650-470-7700 • 800-227-8974 • Fax 650-462-9894