HC-26/U
Quartz Crystal Units AT-Cut, 3 - 300 MHz
10.65
4.9
4.35
10.4
3.9
13.4
DIN 45110: R2A
IEC 122-3: CY
NFC-93-601: n
0
10
MIL-H-10056: HC-26/U
Vacuum sealed glass
enclosure
with wire leads
Quartz crystal units
with aging <
±
1ppm
15.5
∅
0.47
All dimensions in mm (max)
Temperature Stability in the Temperature Range
Nom. Temp.
±
5°C
1
)
±
5ppm
-----
17C
07C
07C
07C
07C
17C
±2ppm
05C
15C
05C
05C
05C
05C
15C
HC-26/U
Overtone Frequency Type
[MHz]
3...5.2
1.OT
3.OT
5.OT
7.OT
9.OT
5.2...10
10...35
20...100
50...160
XS 35xxx
XS 35xxx
XS 36xxx
XS 37xxx
XS 38xxx
-55°C...+105°C
±
50ppm
01C
01C
01C
01C
01C
01C
11C
±
25ppm
02C
02C
02C
02C
02C
02C
12C
±
20ppm
03C
13C
03C
03C
03C
03C
13C
-20°C...+70°C
±
10ppm
04C
14C
04C
04C
04C
04C
14C
±
7ppm
06C
16C
06C
06C
06C
06C
16C
110...210 XS 39xxx
150...300 XS 39xxx
Calibration tolerance:
±
10 ppm
1
) Nom. Temp. = Nominal temperature for oven application to be given with the order.
Standard resonance for fundamental crystals: load resonance with C
L
= 30
±
0.5pF
Overtone crystals: series mode
Shunt capacitance: C
0
= 7pF max
Motional Resistance R1
Overtone Frequency R1max
[MHz]
[Ω]
1. OT
3...5.2
60
1. OT
5.2...8
30
1. OT
8...15
20
1. OT
15...35
15
3. OT
20...100
30
5. OT
50...160
50
7. OT
110...210
100
9. OT
150...300
180
Crystal units with different tolerances or additional data upon request.
166 Glover Avenue
Norwalk, CT 06856
Tel: 1-88-VECTRON-1
Fax: 1-888-FAX-VECTRON
www.vectron.com